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The best dishwasher for an apartment is the one that fits the kitchen and can be installed or connected with the permissions and utilities available. Start by checking whether you have an existing 18-inch opening, a sink-side place for a portable unit, or counter space for a countertop model. The Bosch SPE53C55UC is one documented 18-inch built-in example, but the available specifications do not support ranking it—or any model—as the best performer.
Which dishwasher format fits your apartment?
Apartment dishwashers generally fall into three useful formats: compact built-in, portable floor model, and countertop. The right choice depends first on the kitchen, not a model ranking.
| Format | Best suited to | What to check |
|---|---|---|
| 18-inch built-in | A kitchen with an existing narrow dishwasher opening or approval for permanent installation | Exact cutout dimensions, plumbing and electrical connections, door swing, and landlord or building approval |
| Portable floor model | A renter who has floor space near the sink and wants to avoid modifying cabinetry | Whether the model connects to the faucet with its supplied or specified adapter, clearance to roll and operate it, and a place to store it when not in use |
| Countertop | A household without a cabinet opening that can spare a suitable counter or nearby operating space | Actual footprint, connection and drainage requirements, counter load and clearance, and where the unit will sit during use |
Whirlpool’s apartment-size dishwasher guide describes built-in, portable, and countertop formats among its options. It says built-ins need dedicated plumbing and electrical lines, while portable models connect at the sink using a faucet adapter. A countertop unit avoids the need for a cabinet opening, but its exact footprint and utility requirements are model-specific.
What does “apartment-sized” mean?
Whirlpool describes a compact dishwasher as typically 18 inches wide, compared with 24 inches for a standard dishwasher. Its guide gives a general compact capacity of up to about eight place settings; standard models commonly hold approximately 10–12. These are category-level descriptions, not guarantees for every model. Capacity depends on the appliance design and how dishes are loaded.
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- 6 Place Setting- A perfect size (H17.2″×W21.7″×D19.7″) for 2-3 people, COMFEE’ compact countertop dishwasher is suitable for dorms, RVs, and apartments. This counter top dishwasher can fit up to 70 pieces of tableware and plates up to 10 inches in diameter. Note: COMFEE dishwashers are rigorously factory tested before shipping. If your new dishwasher has some water inside, this is normal.
- Simple Installation- This COMFEE’ portable dishwasher can be connected to faucet directly (Suitable adaptor needed). Designed for maximum flexibility, this mini dishwasher can be conveniently placed on a countertop/table or seamlessly fitted into a cupboard to save precious kitchen space. Whether you need a plug-and-play solution for your apartment or a built-in look for your small kitchen, this compact dishwasher adapts perfectly to your layout needs, offering professional-grade cleaning with minimal setup effort.
- 8 Washing Cycles- Most of the cleaning cycles, including Heavy, Normal, Baby-Care, ECO, Glass, and Speed, helped with extra-drying function, and deliver sparklingly cleaned and dried dishes. Three more cleaning options, including Speed, Mini-party, and Rinse, are designed for COMFEE' compact dishwasher, providing high flexibility for you to choose in different situations.
- Powerful Wash Performance- This counter dishwasher portable features a Heavy Program with 12 washing nozzles and a 360° spiral spray for full-angle coverage. Combining high water pressure with temperatures up to 154°F, it efficiently removes grease and stubborn stains from heavily soiled dishes. Compact yet powerful, it ensures every dish is cleaned thoroughly and evenly.
- Rapid Cleaning & Eco-Friendly- Save time and money with the high-efficiency Speed Program, which cleans dishes in just 45 minutes—perfect for parties and busy schedules. This Energy Star dishwasher is designed for maximum resource savings, using as little as 2.77 gallons of water per cycle. Enjoy a powerful, quick clean that significantly reduces utility costs without compromising performance, making it the ideal water-saving solution for eco-conscious households.
Compact built-ins are not necessarily a fit for every apartment kitchen: an 18-inch appliance still needs a compatible opening and the required hookups. Conversely, a portable or countertop model may suit a kitchen without a built-in opening but still needs a practical operating location and the connections specified by its manufacturer.
How to check fit before choosing a model
- Measure the available space. Record width, height, and depth of the opening or intended operating area. Whirlpool gives approximate compact built-in dimensions of about 18 inches wide, 24 inches deep, and 35 inches high; use these only as category estimates.
- Compare the measurements with the specific model. Check the manufacturer’s required cutout dimensions and installation instructions, not just the advertised appliance width. The installation guide is the final reference for fit.
- Check the door and traffic path. Open the dishwasher door fully and confirm it will not block a walkway, cabinet, or the route through a narrow galley kitchen.
- Confirm utilities and permissions. Verify the water, drain, and electrical arrangements required by the chosen model. Before a permanent installation or any cabinet or plumbing alteration, ask the landlord or building manager what is allowed.
- Plan for a movable unit. For a portable model, check sink access and faucet compatibility, room to roll it into position, and storage space. For a countertop model, make sure the footprint and operating connections work in the intended location.
A documented 18-inch built-in example: Bosch SPE53C55UC
Bosch’s SPE53C55UC specification sheet identifies a 300 Series stainless steel, 18-inch recessed-handle ADA-compliant dishwasher. Bosch lists a required cutout of 32 1/8 × 17 3/4 × 24 inches, a 46 dBA sound rating, and five wash cycles. Those are manufacturer specifications, not comparative test results. The sheet also says product materials and specifications may change and directs buyers to the installation instructions for final dimensional information.
Rank #2
- 𝐍𝐨 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧 — 𝐓𝐚𝐧𝐤 𝐨𝐫 𝐅𝐚𝐮𝐜𝐞𝐭, 𝐑𝐞𝐚𝐝𝐲 𝐅𝐚𝐬𝐭: No permanent setup required. Use the built-in 5L (1.32 gal) tank for countertop dishwasher mode, or connect the included hose to your faucet for continuous water supply. Our countertop dishwasher's water-level indicator tells you when it’s ready. No tools, no drilling—ideal for apartments, rentals, dorms, RVs, and flexible kitchens. * For a better fit, we kindly recommend reserving sufficient countertop space and leaving more than 𝟏𝟗 𝐢𝐧𝐜𝐡𝐞𝐬 of vertical clearance between the countertop and upper cabinets before use
- 𝟒𝟎 𝐝𝐁 𝐐𝐮𝐢𝐞𝐭 — 𝐌𝐚𝐝𝐞 𝐟𝐨𝐫 𝐑𝐞𝐚𝐥 𝐋𝐢𝐯𝐢𝐧𝐠: Built for apartments and open kitchens, this countertop dishwasher runs at a quiet 40 dB to maintain a peaceful space. Designed for daily comfort and convenience, it lets you wash dishes during work calls, late nights, or your nap time without disrupting your routine
- 𝐖𝐚𝐬𝐡, 𝐃𝐫𝐲, 𝐒𝐭𝐚𝐲 𝐅𝐫𝐞𝐬𝐡 — 𝐔𝐩 𝐭𝐨 𝟕𝟑𝐇: After washing, enjoy 60 minutes of hot air drying, then up to 73 hours of automatic ventilation to help keep dishes dry and reduce odors. Drying works with most cycles and can also run independently when needed. *Forced drainage: long-press Dry + Power
- 𝐋𝐚𝐫𝐠𝐞 𝐂𝐚𝐩𝐚𝐜𝐢𝐭𝐲-𝐅𝐢𝐭𝐬 𝟑𝟎+ 𝐈𝐭𝐞𝐦𝐬 𝐈𝐧𝐬𝐢𝐝𝐞: Sized at 16.83 × 16.73 × 18.03 in, this portable dishwasher fits most countertops while holding 30+ items per load. Fits plates up to 10.25 in, plus bowls, cups, glasses, and full cutlery sets—organized with a cutlery holder, fruit basket, and kettle. *Compatible with G3/4-inch faucet connections, please purchase a faucet adapter separately
- 𝐂𝐨𝐨𝐤𝐰𝐚𝐫𝐞 𝐟𝐨𝐫 𝐌𝐮𝐥𝐭𝐢-𝐔𝐬𝐞: Optimized as a portable dishwasher countertop for plates, bowls, cups, utensils, baby items, and pet accessories. For best results, scrape off heavy grease or burnt-on residue before loading. A practical, honest fit for everyday meals
This model is an example to compare against a kitchen opening, not a universal recommendation. Its stated cutout, electrical and plumbing needs, and door clearance must be checked against the actual apartment and the current installation documentation.
How to choose based on household use
Use the typical compact capacity—up to about eight place settings—as a starting point, then consider how often dishes accumulate and whether the household can comfortably run smaller loads more frequently. A compact appliance is narrower; that fact alone does not establish lower water or energy use overall. Any such comparison would need to account for model, cycle, load size, and how often it runs.
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Rank #3
- Please make sure the distance between your countertop and wall cupboard is more than 19.6" No installation needed: Adding water manually with the water filling guide included in the 1.32Gal built-in water tank, you can put the dishwasher in any suitable place without connecting to tap water. Or it can be hooked to the kitchen faucet directly with the included water hose (Adapter included).Water pressure : 0.04 - 1.0MPa.
- Ultra-compact Design: The ultra-compact design allows the dishwasher to wash 30+ items（Max to 9.5-inch plates) at a time while occupying a small area, which is ideal for small houses, apartments, dorms, boats, and campers/RVs.
- 6 Program Options: NORMAL, RAPID, HYGIENE, FRUIT, GLASS washing programs, and AIR REFRESH extra drying mode meet all your daily needs. Note: Use the standard dishwasher powders or detergents because regular liquid dish soap will cause dishwasher problems. (No detergent is needed for the FRUIT program, and RAPID just needs half of the standard quantity. )
- High-Temp Hygiene: The Hygiene cycle heats the water up to 162℉, making it great for really dirty dishes and even safe for cleaning your little one's dinnerware.
- Extra Drying & Freshness: The Air Refresh mode circulates air to keep both your dishes and the machine dry and fresh. It helps remove moisture and odors, and if you don't need it, you can turn it off anytime.
- Choose a built-in when an appropriately sized opening and hookups already exist, or installation is permitted and feasible.
- Consider a portable floor model when a faucet connection is compatible and there is room to position and store the unit.
- Consider a countertop model when avoiding cabinet work matters most and the counter or other operating surface can accommodate the specific appliance.
What the available specifications do—and do not—establish
The Bosch sheet supplies dimensions, sound rating, and cycle count for one model; Whirlpool provides general category guidance. These sources do not establish head-to-head cleaning, durability, noise, water or energy performance, current prices, or availability across brands. Treat any cross-brand “best” ranking as unsubstantiated unless it is based on comparable model-specific evidence.
Quick Recap
Best Value
- 【6 Place Setting】- A perfect size(H438×W550×D500mm) for 2-3 people, COMFEE’ compact dishwasher is suitable for dorms, RVs and apartments. This countertop dishwasher can fit up to 70 pieces of tableware, and a plate size of up to 10 inches diameter. Note: COMFEE dishwashers are tested at the factory before they are shipped. If your new dishwasher has some water inside, this is normal.
- 【Simple Installation】- COMFEE' portable dishwasher can be connected to faucet directly (Suitable adaptor needed). Depending on your needs, it can be flexibly placed on the table or fitted in the cupboard.
- 【8 Washing Cycles】- Most of the cleaning cycles, including Heavy, Normal, Baby-Care, ECO, Glass and Speed, helped with extra-drying function, deliver sparklingly cleaned and dried dishes. Three more cleaning options, including Speed, Mini-party and Rinse, are designed for COMFEE' compact dishwasher, providing high flexibility for you to choose in different situations.
- 【Heavy Program】- Heavily soiled dishes are cleaned evenly with 12 washing nozzles, accompanied with 360° spiral spray wash to ensure complete washing of all the dishes from all angles. Also, high water temperature, which is up to 68℃, together with high water pressure, offer you the best cleaning towards the most stubborn stains.
- 【Speed Program】- Only takes you 45 minutes to get all dishes cleaned, perfect for hurry-up situations, like holding a multi-round party. Accompanied with Energy Star compliant, water consumption can be as low as 2.77 gallons of water, which greatly saves your costs.
Rank #4
- 【SMALL SIZE, LARGE CAPACITY】This portable dishwasher only measures 16.9 x 16.8 x 18.1 inches, but holds 4 full place settings and fits up to 12" dishes loaded at an angle, easily meeting daily needs for a family of 3-4; the double-layer design offers enough space for 4 x serving bowls, 4 x cups, 4 x small plates, 4 x dinner plates, 7 x spoons, 7 x forks and 7 x knives; perfect for small-sized houses, apartments, dorms, boats, and campers/RVs
- 【NO INSTALLATION NEEDED】This countertop dishwasher supports 2 water supply modes, including a faucet mode and water tank mode; a built-in 5 L water tank allows instant use when fully filled. The automatic water level indicator lets you know when the correct water level has been reached; to use the faucet mode, simply connect the water inlet hose to the machine and faucet
- 【BABY CARE MODE】This compact dishwasher offers 5 wash cycles - Normal, Speed, Soft, Baby Care/Heavy, and Fruit; the Baby Care/Heavy mode with 167 °F washing temperature is suitable for baby products and oily tableware, which rinses them thoroughly and gives glassware a sparkling clean finish
- 【3-IN-1 FUNCTION】Featuring a Dry mode, this machine is equipped with the features of a dishwasher, dryer, and cabinet, making taking care of your dishes and glassware a breeze; 60 minutes of hot air drying will automatically start after the wash cycle is finished, keeping your dishes dry and odorless; 72 hours of automatic ventilation stores your tableware in sanitary condition, providing clean dishes whenever you need them
- 【FULLY EQUIPPED】The storage rack and cutlery basket make it easy to clean ''top rack only'' dishwasher safe items such as knives, forks, and spoons, leaving more space for dishes and small pots; lower and upper spray arms give dishes a streak-free deep cleaning, and the included fruit basket stores fruits and vegetables neatly and cleans them
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
