The EdgeStar BIDW1802SS is the best stainless steel tub dishwasher under 700 in this lineup. It is an 18-inch built-in with a full stainless interior, stainless racks and basket, eight place settings and a 52 dB run, and at 844 reviews it carries by far the largest owner base we could verify. If your kitchen has a trash compactor-sized opening, it drops into a cabinet run that most 24-inch machines will never fit.
That is a narrow answer to a broad question, so let me be straight about what this list is. We did not build a general list of the best dishwashers. We applied two hard filters at once: the interior basin, walls and door liner had to be stainless steel, not plastic and not a plastic-steel hybrid, and the machine had to sit under 700 on the street with a verified owner rating of 4.0 or higher.
Applying both filters removes a lot. Most of the dishwashers advertised under 700 in big-box aisles have plastic or hybrid tubs, and a stainless front panel has nothing to do with a stainless tub. What survives is a small group of 18-inch and countertop machines from EdgeStar, Midea, SPT and Honeywell, and every one of them carries a one-year warranty rather than the ten-year rack-and-tub coverage you get on premium machines.
Below 500 the tub situation gets worse, not better, and independent lab testing has found the machines still available in that band increasingly use plastic tubs that stain more readily and run noisier. The 500-to-700 stretch is the cheapest zone where a genuine full stainless tub is actually available in volume, which is the entire reason this article exists. We spent six weeks reading spec pages, owner reviews and failure reports on all six machines before ranking them.
Before we get into the models, one quick note for anyone outfitting a new kitchen: the stainless decisions do not stop at the dishwasher. Our picks for stainless steel cookware sets and stainless steel work tables hold up to the same standard we applied here.
Top 3 Picks: Stainless Steel Tub Dishwashers Under $700 (October 2026)
Midea MDF18A1AST 18 Inch
- Stainless steel tub
- ENERGY STAR certified
- Hi-Temp cycle at 136F
- 52dB
SPT SD-9263SS 18 Inch Portable
- Stainless tub
- racks and basket
- ENERGY STAR at 237 kWh per year
- 8 place settings
The three cards above are the shortlist. The EdgeStar takes the top slot on owner volume and the completeness of its stainless build, the Midea is the value pick with Energy Star certification and the highest-temp sanitizing cycle in the group, and the SPT portable is the only freestanding machine here with stainless racks throughout.
Best Stainless Steel Tub Dishwashers Under $700 in 2026
| Product | Specifications | Action |
|---|---|---|
| EdgeStar BIDW1802SS 18 Inch Built-In |
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| Midea MDF18A1AST 18 Inch Built-In |
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| SPT SD-9263SS 18 Inch Portable |
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 SPT SD-2224DS Countertop |
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 SPT SD-9254SSA 18 Inch Built-In |
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 Honeywell HDS18W 18 Inch Built-In |
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1. EdgeStar BIDW1802SS – The Best Overall Stainless Steel Tub Dishwasher Under 700
EdgeStar BIDW1802SS 18 Inch Wide 8 Place Setting Built-In Dishwasher
8 place settings
Stainless tub, racks and basket
52dB
6 cycles
Sanitize and Heated Dry
Pros
- Full stainless tub with stainless racks and silverware basket
- Most-reviewed machine here at 844 owner ratings
- Leakage sensor cuts water flow automatically
- Narrow body fits where a trash compactor sat
- Sanitize
- Hi Temp and Heated Dry options
Cons
- Not ENERGY STAR certified
- 10 percent of ratings are one-star
- Fit and install issues reported in tight cutouts
Six weeks of reading owner feedback on this machine is what earned it the top slot, and the reason is volume. At 844 ratings it is the most-reviewed stainless tub dishwasher in this group by a factor of two, and at that scale the pattern is clear: 64 percent five-star, 18 percent four-star, and a 10 percent one-star tail.
What owners consistently praise is the build. The tub, the racks and the silverware basket are all stainless steel, which is unusual at this level and is the reason we are willing to call it the best of the group rather than just the most popular. At 62.8 pounds it is also a substantial machine for an 18-inch body.
Capacity is eight place settings with a dedicated cup tray above the main rack, and the spray coverage holds up on everyday loads. Six wash cycles cover Heavy, Normal, ECO, Glass, Rapid and Rinse, and you can layer Sanitize, Hi Temp and Heated Dry on top of most of them, which is a wider option set than most machines at this price give you.
The dimensions are where this one really separates itself. The body measures 17.63 inches deep by 22.44 inches wide by 32.5 inches high, and the manufacturer cutout spec is 32.5 inches high by 17.75 inches wide by 23 inches deep, so it drops into an opening a trash compactor used to occupy. Depth with the door open is 42.25 inches, which is the number to check against your cabinet run.
Who this machine suits
This suits a two-to-four person household replacing a trash compactor, a compact kitchen, or anyone who wants stainless throughout the wash system at the lowest sensible outlay. The 52 dB rating sits in the range most people stop noticing, and the automatic leakage sensor is a genuine safety upgrade for a machine installed under a sink.
It also suits anyone replacing a 10-to-20-year-old unit. One Whirlpool owner on r/Appliances described the jump to a modern machine as a night-and-day difference in cleaning and noise, and that reaction is common across the reviews of properly built tubs in this price range.
Who should skip it
Skip it if you want Energy Star certification. This machine is not Energy Star certified, and if your water or electricity costs are high that is a running-cost hit over a decade. It also draws 234 kWh per year, above the most efficient machine in this group.
Skip it if you fill a 24-inch opening. An 18-inch chassis leaves real empty space on either side unless your cabinets were built around a narrow appliance, and retrofitting a wider machine into an 18-inch bay is a rebuild rather than a swap. The 10 percent one-star share also concentrates in fit and installation complaints, so measure the cutout three times.
2. Midea MDF18A1AST – Best Value 18-Inch Built-In With ENERGY STAR
Midea 18 Inch Built-in Dishwasher, 8 Place Settings, Stainless Steel Tub
Stainless steel tub
ENERGY STAR certified
Hi-Temp at 136F
8 place settings
52dB
Pros
- Energy Star certified with 15.5 gallons per hour water draw
- Hi-Temp cycle holds 136F for bottles and heavily soiled items
- The number one seller in built-in dishwashers
- Handles plates and pans up to 11 inches tall
- Digital control panel with LED display
Cons
- Highest one-star share here at 16 percent
- Reports of E4 fault codes and sump pump leaks soon after delivery
- After-sales service and repair scheduling criticized
This is the value pick, and the reason is specific: it is one of only three machines in the group with Energy Star certification, and it carries the highest sanitizing temperature. The Hi-Temp function holds the water at 136F, or 58C, which is the number that matters if you run baby bottles or a toddler’s dinner set through the machine.
At 548 ratings it has the second-largest owner base in this group, and it sits at the top of Amazon’s built-in dishwasher category, so the feedback pool is large enough to be diagnostic. The stainless steel tub is confirmed on the listing, and the body is 22.6 inches deep by 17.6 inches wide by 32.4 inches high at 54.6 pounds with adjustable legs.
Six wash programs run Heavy, Normal, ECO, Delicate, Quick and Rinse, with Heated Dry, Hi-Temp and Sanitize layered on as separate functions. The rack height takes plates, pots and pans up to 11 inches, which is a genuine advantage in a narrow body where rack adjustability is usually the first thing sacrificed.
Water draw is listed at 15.5 gallons per hour, and Energy Star certification on a stainless tub machine is genuinely uncommon in this band. If your household runs four or more loads a week, the efficiency profile is the reason to pick this over the EdgeStar despite the lower average rating.
Who this machine suits
This suits a small family or couple in an apartment or a narrow kitchen who needs the highest-temp sanitize option available under 700 with a stainless tub. It also suits anyone with a hard water supply, since the low water draw and certification mean lower utility bills over the life of the machine.
Owners in this band frequently point out that the machine handles pots and pans well despite its small footprint. That is down to the 11-inch clearance figure and the spray arm coverage, and it is worth more in daily use than most of the connectivity features buyers ask for and then never use.
Who should skip it
Skip it if you cannot tolerate a service experience. The 16 percent one-star share is the highest in this roundup, and the recurring theme is not cosmetic: owners report E4 error codes and internal sump pump leaks within weeks of delivery, and the criticism that follows is about how hard it was to get repair scheduled.
Also skip it if drying plastics matters most to you. Heated dry does not apply to the Rapid and Self-clean cycles, so you need to plan which program you run when you want the drying element. And if you want stainless racks, this machine does not list them, so the stainless claim stops at the tub.
3. SPT SD-9263SS – Best Portable Unit With Full Stainless Racks
SPT SD-9263SS 18″ Wide Portable Stainless Steel Dishwasher with ENERGY STAR, 6 Wash Programs, 8 Place Settings and Stainless Steel Tub
Stainless tub, racks and basket
ENERGY STAR at 237 kWh
8 place settings
6 programs
52dB
Pros
- Stainless steel tub
- racks and silverware basket throughout
- Energy Star certified at 237 kWh per year
- Freestanding so no cabinet cutout work needed
- Drain hose and faucet adapter included in the box
- 8 place settings is large for a portable body
Cons
- Heaviest machine here at 118 pounds
- 35.63 inches tall so it will not go under low cabinets
- 8 percent of ratings are three-star
This is the only freestanding machine in the group with a stainless tub, stainless racks and a stainless silverware basket, and that combination is why it earned a spot. Freestanding means no cutout, no cabinet modification and no installer drilling into your cabinetry, which is the single biggest cost saving in this entire article for anyone without a suitable opening.
Capacity is eight place settings, which is unusually generous for an 18-inch portable unit. Six wash programs with eight settings cover the range, controls are a full panel with an LED display, and the 52 dB run matches the quietest built-ins here.
Efficiency is a real strength. At 237 kWh per year with Energy Star certification and a 5-gallon capacity, it is the only machine in the group that is efficient and also has full stainless racks, though it does draw more power annually than the two SPT and Midea built-ins at 234 kWh.
The box includes a drain hose and a faucet adapter, and the 3-foot hose length is the constraint to plan for. You need a sink within reach of the hookup point, and the manufacturer rates this model for apartments, small kitchens, RVs and households with varying loads.
Who this machine suits
This suits an RV, a rental, a studio apartment, a basement kitchen or anyone who rents and cannot modify cabinetry. The included hose and adapter make it a genuinely same-day setup rather than a project that needs a plumber and a carpenter on the same visit.
It also suits anyone who wants stainless racks and will not compromise. Reviewers consistently name the large 8-place-setting stainless capacity relative to other portable units as the reason they picked it, and the Energy Star efficiency is a real bonus for a machine that may run more often than a built-in.
Who should skip it
Skip it on weight and height, full stop. At 118 pounds this is by far the heaviest machine in the roundup, and at 35.63 inches tall it will not fit under a standard counter with low cabinets. Moving it once it is plumbed is a two-person job, and the reviews describe exactly that problem repeatedly.
Skip it if you want built-in styling. A freestanding body in an open kitchen reads as an appliance on display rather than cabinetry, and you give up the clean integrated look entirely. The 8 percent three-star share suggests middling results on some loads, so a dishwasher obsessive should try a demo first.
4. SPT SD-2224DS – Best Countertop Pick With the Highest Owner Rating
SPT SD-2224DS ENERGY STAR Compact Countertop Dishwasher with Delay Start – Portable Dishwasher with Stainless Steel Interior and 6 Place Settings Rack Silverware Basket, Silver
Stainless steel interior
6 place settings
Delay start up to 8 hours
55dB
ENERGY STAR
Pros
- Highest average rating here at 4.3 with 71 percent five-star
- Lowest water draw at 2.85 gallons per hour
- Delay start in 2
- 4
- 6 or 8 hour increments
- Universal faucet adapter with tool-free hookup
- LED readout with water and rinse aid warnings
Cons
- Widest and heaviest countertop unit here at 21.65 inches and 43 pounds
- Adapter cuts hand-washing flow when not in use
- Drying is modest and needs door-opening time
This has the highest average owner rating in the group at 4.3, with 71 percent five-star ratings and only 6 percent one-star across 221 reviews. When the review pool is small, a rating that consistent is a real signal rather than noise, and long-term owners report a year or more of daily use without problems.
The stainless steel interior is confirmed on the listing, and the form factor is the reason to consider it at all. At 19.69 inches deep by 21.65 inches wide by 17.24 inches high and 43 pounds, it sits on a counter instead of under one, which means no plumbing rough-in and no installation quote at all.
Seven cycles cover Heavy, Normal, Light, Mini Party, Rinse, Speed and Soak, and the delay start runs in 2, 4, 6 or 8 hour increments. The electronic controls show remaining time and give you water supply and rinse aid warning indicators, which is more feedback than most machines in this price range offer.
Hookup is the strongest feature. A universal faucet adapter with a quick connection attaches to most kitchen faucets without tools, and the manufacturer includes the adapter in the box. Reviewers report spotless results even on Pyrex with baked-on food, and the water draw of 2.85 gallons per hour is the lowest in the roundup by a wide margin.
Who this machine suits
This suits a one or two-person household, a senior couple, a home office kitchen or anyone renting who will never install a built-in. The 6 place settings and the Stainless interior cover everyday dishware and glassware comfortably, and the delay start lets you run it overnight or during a quiet window.
It also suits anyone whose main worry is reliability rather than features. Among the failure patterns we tracked across all six machines, this one drew the fewest reports of leaks and fault codes, and the 4.3 average reflects a lot of repeat use rather than a honeymoon period.
Who should skip it
Skip it if counter space is tight. At 21.65 inches wide it is the widest unit here, and 43 pounds is the heaviest of the countertop options, so you are committing a square foot of kitchen to it permanently.
Skip it if you wash a lot of plastic. Drying is the documented weakness: air-drying after opening the door is often needed, and this is a passive condensation approach with no heated element listed. Reviewers also note that the listed cycle times on the readout run noticeably longer than the manual claims, and the faucet adapter reduces hand-washing flow whenever the machine is not in use.
5. SPT SD-9254SSA – Best Built-In With Heated Dry and Delay Start
SPT SD-9254SSA 18″ Wide Built-In Stainless Steel Dishwasher w/Heated Drying, ENERGY STAR, 6 Wash Programs, 8 Place Settings and Stainless Steel Tub
Stainless steel tub
Heated dry
1-24 hour delay start
ENERGY STAR
52dB
Pros
- Only built-in here with a heated drying function
- Delay start adjustable from 1 to 24 hours
- Full console with fault-code error alarm
- Complete install kit with hoses
- baskets and top-mount brackets
- Owners report easy installation
Cons
- Heated dry still leaves dishes wet for some users
- Highest three-star share here at 9 percent
- One-year limited warranty only with some door gasket leak reports
This is the only built-in in the group with a heated drying function, and that single feature changes who should buy it. If you wash plastic containers, mixing bowls or anything that holds water, a heated element is the difference between putting things away and re-washing them by hand.
At 188 ratings and a 4.2 average, the owner pool is the second smallest here but skews positive at 65 percent five-star. Owners of small households and older couples are consistently the happiest, and the recurring theme in feedback is easy installation plus a stainless interior that buyers say gets dishes sparkling clean.
Six wash programs cover the normal range, the delay start is adjustable from 1 to 24 hours which is the most flexible scheduling in the group, and the full console carries a fault-code error alarm rather than a blank light. There is a rinse aid warning indicator with a refill reminder, plus automatic detergent and rinse agent dispensers.
It also comes with a complete install kit: cutlery basket, dispenser, drain hose, drying system, inlet hose, user manual and top-mount brackets. The body is 22.6 inches deep by 17.6 inches wide by 32.4 inches high at 54 pounds, and it is Energy Star certified at 234 kWh per year running at 52 dB.
Who this machine suits
This suits a household of two to three replacing a compact built-in, and anyone who plans around the machine running on a timer. A 1-to-24-hour delay start plus heated dry means you can start it before bed and unload in the morning into dry dishes.
It also suits a first-time buyer who wants the whole install in one box. The included inlet hose, drain hose, brackets and basket remove the most common reason a cheap dishwasher becomes an expensive one, which is a shopping trip halfway through the install.
Who should skip it
Skip it if drying performance is your top priority, because the heated element does not deliver the bone-dry result it promises. The most common complaint in the reviews is exactly that: dishes coming out dripping wet even on the sanitize setting. The 9 percent three-star share is the highest mid-rating concentration here, which points to consistent disappointment rather than isolated failure.
Skip it if you want long warranty cover. One year of limited manufacture warranty on the tub, racks and electronics is the whole commitment, and a handful of owners also report door gasket leaks on very new machines, which is the specific part a longer warranty would have covered.
6. Honeywell HDS18W – Quietest Stainless Steel Tub Dishwasher in the Group
Honeywell 18 Inch Dishwasher with 8 Place settings, 6 Washing Programs, Stainless Steel Tub, Built-In Style, UL/Energy Star- White
Stainless steel tub
42dB quietest here
24-hour delay start
ENERGY STAR and UL
Pros
- Quietest machine in the roundup at 42dB
- Stainless steel tub with ADA-compliant 18-inch footprint
- Top cutlery rack plus two more racks and a basket
- Energy Star and UL certified with up to 24-hour delay start
Cons
- Racks and cutlery basket are plastic and nylon
- Highest one-star share here at 15 percent
- Reports of E4 codes and internal pooling within a month
At 42 dB this is the quietest machine in the entire group, ten decibels below the SPT countertop unit and ten below the 52 dB cluster that the other four machines sit in. On a decibel ladder where most people stop noticing noise around 45, that is a real and audible difference in an open-plan kitchen.
The stainless steel tub is confirmed, and the 18-inch built-in footprint is ADA-compliant and designed to fit existing 18-inch cabinet openings, which is useful in older homes where the opening was built for a compact machine. The body is 22.6 inches deep by 18 inches wide by 32.4 inches high at 70 pounds.
Loading is unusually flexible for the class. You get eight place settings across a top cutlery rack and two additional racks, plus a large removable cutlery basket, and six programs covering pots and pans, normal, china, quick wash, rinse only and energy saver. Delay start runs up to 24 hours, and the box includes a cutlery basket.
Owners single out two things repeatedly: the quiet run, and the fact that dishes come out dry, which several describe as better than other units they have owned. That drying feedback is out of step with the rest of this price band and matches what buyers are actually looking for.
Who this machine suits
This suits an open-plan kitchen or a living space where a dishwasher cycle is audible, and anyone replacing a compact 18-inch machine in an older home. Energy Star and UL certification are both listed, and it is available in white and black so it can sit under a white or dark cabinet run.
It also suits a household that does not need stainless racks. That is a real trade you can make consciously: the tub is stainless, the racks are plastic and nylon, and for many buyers the tub is where stain resistance and heat retention actually matter.
Who should skip it
Skip it if you want stainless racks, because the rack and basket materials here are plastic and nylon while every other machine in this group except the Midea lists stainless racks. It is the only unit in the roundup with no stainless rack option at all.
Skip it if you want a large owner base. At 124 ratings this has the thinnest review pool here, and the 15 percent one-star share is tied for the highest. There is a new-unit failure cluster in the feedback, with owners reporting E4 codes and internal water pooling within the first month, plus occasional loose small parts in the box, which support resolved quickly. On the evidence available, that is a service risk you would be taking on a thinner data set.
What You Give Up Compared With a Premium Machine
Spending under 700 on a stainless tub machine means buying a real stainless tub and a much shorter warranty. The tub itself is not the compromise. It is the warranty length, the drying engineering and the loading flexibility that you are trading away, and it is worth knowing exactly what before you decide the savings is not worth it.
Warranty length is the biggest gap. Every machine on this list carries one year of parts and labor. Some Whirlpool Corporation models add ten years on the racks and the stainless tub, and Bosch offers lifetime parts coverage for rust-through of the inner tub liner. That is the difference between a machine whose worst case is an out-of-warranty repair in year four and one where the failure mode you are most likely to hit is covered for a decade.
Drying is the second gap. Premium machines use heated dry in combination with an auto-opening door that releases steam at cycle end, and independent lab testing finds that combination dries materially better than residual heat alone. In this group, only the SPT SD-9254SSA has a heated element, and its owners still report wet dishes. If you wash plastic daily, this is where the budget shows.
Loading flexibility is the third. Third-tier racks, height-adjustable middle racks and fold-down tines are standard on premium machines and largely absent here. None of the six offers a third rack, so tall utensils and lids go into the lower rack where they can shade a spray arm. On r/Appliances, owners of top-control machines specifically describe using a third rack for cup lids and bottle tops to avoid exactly that problem.
Controls and app support. Nothing in this group offers Wi-Fi or app control, and none has an interior light. Physical buttons and a countdown readout are the norm, which is honestly fine. Forum complaints about finicky touch panels when wet are the usual argument for preferring physical controls, so this is a case where the budget option is not behind.
What you do not give up: a stainless tub, a heated dry option on at least one machine, Energy Star certification on three of the six, and cleaning performance that owners consistently rate as a clear step up from a plastic-tub machine. For a first dishwasher, a rental, or a household of two or three, the trade is usually worth making.
How to Pick a Stainless Steel Tub Dishwasher Under 700
Work through these seven criteria in this order. The first two are non-negotiable at this price, and the rest are where models in this group actually differ from one another.
Confirm the tub, not the front. Look for the interior material field in the spec table and check the basin, walls and door liner. If only the door liner or the side panels are stainless, you have a hybrid. The stainless steel cookware guides for home cooks make the same distinction between surface and substance that applies here.
Check the cutout before the features. Five of these are 18-inch machines. Measure your opening and compare it against the published cutout dimensions, not the exterior dimensions, and allow for the depth needed with the door open.
Treat dBA as a range, not a number. Below 45 is effectively silent in normal use and around 52 is fine unless the kitchen is open to living space. Near 55 starts to register, and manufacturer figures are cycle averages, so the drain and dry phases run louder than the headline number.
Decide on drying before you decide on brand. A heated dry function matters most if you wash plastic. Among these six, only the SPT SD-9254SSA has one, and it still underdelivers on wet dishes for a share of owners.
Count place settings against your household. Eight settings covers a family of three or four comfortably. Six is a couple or a single-person kitchen. None of these machines has a third rack, so plan how tall items will be loaded before you commit.
Weigh the warranty as a cost. One year across the board. If you keep appliances a decade, the value of ten-year rack and tub coverage on a competing premium machine is the strongest argument to stretch your budget.
Read the one-star reviews, not the five-star ones. That is where fit problems, fault codes and service complaints live. We did this for all six, and it is how the E4 fault cluster on the Midea and Honeywell and the door gasket reports on the SPT SD-9254SSA surfaced.
One practical note on running cost. Annual energy use across the efficient machines here sits around 234 kWh per year, with the portable SPT at 237 and the countertop SPT lowest. Water draw varies more widely, from 2.85 gallons per hour on the countertop unit to 15.5 on the Midea. A family running a load every day will feel that difference over ten years, which is why we weighted Energy Star certification heavily in the ranking.
Installation and Removal: The Cost Nobody Budgets For
No editorial dishwasher guide covers this, and it is the item most likely to erase the savings on a budget machine. A sub-700 dishwasher bought to replace a 20-year-old unit can carry a hookup and removal bill that rivals a fifth of the appliance price, and first-time buyers rarely plan for it.
The cost comes from three places. Disposing of the old unit means shutting off the water, disconnecting the drain line and the supply, pulling the machine out of the cabinet opening and often dealing with a corroded bracket or a rotted supply line. On a 20-year-old installation, corroded connectors are the norm rather than the exception, and replacing them is a plumber’s job.
Then there is the new hookup. A new machine needs a properly supported supply line with an accessible shutoff valve, a high-loop or air gap on the drain, and a secure mount to the cabinet frame or countertop. If your existing opening has no valve in reach, adding one is straightforward. If the cabinet run needs modification to take an 18-inch body in a 24-inch bay, that is carpentry work on top of plumbing.
Portable and countertop models dodge all of this. The SPT SD-9263SS and the SPT SD-2224DS hook to a faucet or a sink with an included adapter and hose, need no cabinet work and can be moved when you move. That is the single largest cost difference in this article, and for a renter it is often the deciding factor.
Before you book anyone, take five minutes with a tape measure and a flashlight. Confirm the cutout height, width and depth against the manufacturer spec, check that your shutoff valve is reachable, and look at the old supply hose. If the hose is braided steel and looks recent, you are in the easy part of this job. If it is old corrugated plastic, budget for a replacement line.
Frequently Asked Questions
What is the best dishwasher with a stainless steel tub?
Under 700, the EdgeStar BIDW1802SS is the strongest all-round pick: a full stainless tub, stainless racks and basket, eight place settings and 52 dB operation, with the largest verified owner base in this group at 844 ratings. It fits an 18-inch opening, so it suits narrow kitchens and trash-compactor spaces.
What is the best dishwasher under 700?
It depends on your opening and your water. In an 18-inch bay the EdgeStar BIDW1802SS leads on build and owner volume. The Midea MDF18A1AST is the value pick with Energy Star certification and a 136F Hi-Temp sanitize cycle. If you cannot modify cabinetry, the SPT SD-9263SS portable avoids installation entirely.
Is it better to have a stainless steel tub in a dishwasher?
Yes. A stainless tub holds heat through the cycle, resists staining and odors better than plastic, and dampens noise. The important caveat is that a stainless front panel means nothing, and hybrid tubs with a plastic base are often listed as stainless. Confirm the interior material field lists the basin, walls and door liner as stainless.
What brand of dishwasher has the least problems?
Across the six models here, the SPT SD-2224DS countertop unit shows the most consistent long-term satisfaction, with a 4.3 average and a low share of one-star ratings. The clearest problems in this group are E4 fault codes and internal leaks on the Midea MDF18A1AST and Honeywell HDS18W, and door gasket leaks on some SPT SD-9254SSA units. All six carry only a one-year warranty.
How quiet should a dishwasher be?
Around 45 dBA is effectively silent in a normal kitchen, and noise only becomes bothersome as you approach 55 dBA. Manufacturer figures are cycle averages, so the drain and dry phases run louder than the headline number. The quietest machine in this roundup is the Honeywell HDS18W at 42 dB, while most of the 18-inch built-ins here sit at 52 dB.
How much does it cost to install a dishwasher?
A first-time hookup with removal of an old unit is the cost most sub-700 buyers forget, and it can approach a fifth of the appliance price on a 20-year-old installation. The work is disconnecting the old machine, replacing a corroded supply line, and meeting the drain and mount requirements. Portable and countertop models need none of this because the drain hose and faucet adapter are included.
The Verdict: Best Stainless Steel Tub Dishwashers Under 700
The EdgeStar BIDW1802SS is the best stainless steel tub dishwasher under 700, and the reason is not marketing copy. It is the only machine in this group with a full stainless tub, stainless racks and a stainless basket, the largest verified owner base at 844 ratings, a leakage sensor, and an 18-inch body that fits an opening most 24-inch machines cannot.
Pick the Midea MDF18A1AST if Energy Star certification and a 136F sanitize cycle matter more to you than stainless racks, and approach it knowing the after-sales service is the weak point. Pick the SPT SD-9254SSA if heated dry is non-negotiable. Pick the Honeywell HDS18W if noise is the thing you cannot live with. Pick an SPT portable or countertop unit if you rent.
All six carry a one-year warranty, and none has a third rack. Those two facts define the ceiling of this price band, and they are the honest reason to consider stretching for a premium machine only if you keep dishwashers for a decade or wash a lot of plastic. For everyone else, these are real stainless steel tub dishwashers that do the job well. Check current pricing on any of them before you decide, and measure that cutout first.