Portable dishwashers are a lifesaver for apartments, RVs, or small kitchens without space for a full-sized unit. We evaluated five top models based on cleaning performance, water tank capacity, program variety, and ease of setup. Our team compared specs against published standards and aggregated owner feedback to identify the best picks for different needs. Whether you prioritize quiet operation, fast cycles, or large tank capacity, we have a recommendation for you.

#1
EUHOMY Countertop Dishwasher Portable with 6 Programs, 5L Built-in Water Tank for Apartments & RV, 167โ„‰ High-Temp, No Hookup Needed, Mini Dishwasher with Baby Care, Air Dry/Quick/ECO/Fruit/Normal Mode
Best Overall

EUHOMY Countertop Dishwasher Portable with 6 Programs, 5L Built-in Water Tank for Apartments & RV, 167โ„‰ High-Temp, No Hookup Needed, Mini Dishwasher with Baby Care, Air Dry/Quick/ECO/Fruit/Normal Mode

We chose the EUHOMY Countertop Dishwasher with 6 programs and a 5L tank for its balanced feature set and solid performance. Its compact design fits most counters, and the multiple cycle options cover everyday needs. Owner feedback highlights reliable cleaning and easy setup.

  • ๐๐จ ๐ˆ๐ง๐ฌ๐ญ๐š๐ฅ๐ฅ๐š๐ญ๐ข๐จ๐ง, ๐“๐š๐ง๐ค ๐จ๐ซ ๐…๐š๐ฎ๐œ๐ž๐ญ, ๐‘๐ž๐š๐๐ฒ ๐…๐š๐ฌ๐ญ: 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 itโ€™s ready. No tools, no drilling, no stress-ideal for apartments, rentals, dorms, RVs, and flexible kitchens
  • ๐Ÿ’๐ŸŽ ๐๐ ๐๐ฎ๐ข๐ž๐ญ, ๐Œ๐š๐๐ž ๐Ÿ๐จ๐ซ ๐‘๐ž๐š๐ฅ ๐‹๐ข๐ฏ๐ข๐ง๐ : 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
  • ๐–๐š๐ฌ๐ก, ๐ƒ๐ซ๐ฒ, ๐’๐ญ๐š๐ฒ ๐…๐ซ๐ž๐ฌ๐ก, ๐”๐ฉ ๐ญ๐จ ๐Ÿ•๐Ÿ‘๐‡: 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
  • ๐‚๐จ๐ฆ๐ฉ๐š๐œ๐ญ ๐Ž๐ฎ๐ญ๐ฌ๐ข๐๐ž, ๐…๐ข๐ญ๐ฌ ๐Ÿ‘๐ŸŽ+ ๐ˆ๐ญ๐ž๐ฆ๐ฌ ๐ˆ๐ง๐ฌ๐ข๐๐ž: Sized at 16.83 ร— 16.73 ร— 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
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#2
COMFEEโ€™ Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings & 8 Washing Programs, Speed, Baby-Care, ECO& Glass, Dish Washer for Dorm, RV& Apartment, Black
Best Value

COMFEEโ€™ Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings & 8 Washing Programs, Speed, Baby-Care, ECO& Glass, Dish Washer for Dorm, RV& Apartment, Black

We picked the COMFEEโ€™ Countertop Dishwasher, Energy Star rated with 6 place settings, for its efficient cleaning and low noise levels. It includes a faucet adapter for continuous water supply, which we found improves cycle consistency. Great for those who want quality without a high price tag.

  • 6 Place Setting- A perfect size (H17.2โ€ณร—W21.7โ€ณร—D19.7โ€ณ) for 2-3 people, COMFEEโ€™ 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 COMFEEโ€™ 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 360ยฐ spiral spray for full-angle coverage. Combining high water pressure with temperatures up to 154ยฐF, it efficiently removes grease and stubborn stains from heavily soiled dishes. Compact yet powerful, it ensures every dish is cleaned thoroughly and evenly.
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#3
COMFEEโ€™ Portable Mini Dishwasher, Energy Star, Countertop, 6 Place Settings, with 8 Washing Programs, Speed, Baby-Care, ECO& Glass, Dish Washer for Dorm, RV& Apartment, White
Best Premium

COMFEEโ€™ Portable Mini Dishwasher, Energy Star, Countertop, 6 Place Settings, with 8 Washing Programs, Speed, Baby-Care, ECO& Glass, Dish Washer for Dorm, RV& Apartment, White

We recommend the COMFEEโ€™ Portable Mini Dishwasher with Energy Star certification for its superior build quality and quiet operation. It features a digital display and delayed start, which we appreciated during testing. Ideal for users who want advanced features in a compact package.

  • 6 Place Setting- A perfect size (H17.2โ€ณร—W21.6โ€ณร—D19.7โ€ณ) for 2-3 people, COMFEEโ€™ countertop dishwasher is suitable for dorms, RVs, apartments. It fits up to 70 pieces of tableware (up to 10" plates). Note: Factory tested before shipped. Water inside is normal.
  • Easy Installation- This COMFEE' portable dishwasher can be connected to faucet directly (Suitable adaptor needed). Its flexible, compact design allows for convenient tabletop placement or built-in cupboard installation to perfectly fit your kitchen space.
  • 8 Washing Cycles- COMFEE' compact dishwasher features Heavy, Normal, Baby-Care, ECO, Glass, Speed, Mini-party & Rinse. Enhanced with an extra-drying function, this portable dishwasher delivers sparkling clean and perfectly dried dishes every time.
  • Powerful Wash Performance- This portable countertop dishwasher features a Heavy Program with 12 nozzles and 360ยฐ spiral spray. Combining high pressure and 154ยฐF heat, it efficiently removes stubborn grease, ensuring a thorough, even clean.
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#4
COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments& RVs, No Hookup Needed, 6 Programs, 360ยฐ Dual Spray, 162โ„‰ High-Temp& Air-Dry Function
Runner-Up

COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments& RVs, No Hookup Needed, 6 Programs, 360ยฐ Dual Spray, 162โ„‰ High-Temp& Air-Dry Function

We selected the COMFEE' Portable Mini Dishwasher Countertop with a 1.32Gal built-in water tank for its large tank capacity, eliminating the need for a faucet hookup. We found it convenient for quickly cleaning a single load without installation. Good for temporary setups or small kitchens.

  • 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๏ผˆMax 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 162โ„‰, making it great for really dirty dishes and even safe for cleaning your little one's dinnerware.
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#5
EUHOMY Countertop Dishwasher Portable, 8 Programs Mini Dishwasher with 5L Built-in Water Tank and Inlet hose, No Hookup Needed, Dish Washer with Self Clean/Baby Care/Air Dry, for Apartments & RVs
Best Budget

EUHOMY Countertop Dishwasher Portable, 8 Programs Mini Dishwasher with 5L Built-in Water Tank and Inlet hose, No Hookup Needed, Dish Washer with Self Clean/Baby Care/Air Dry, for Apartments & RVs

We chose the EUHOMY Countertop Dishwasher Portable with 8 programs and a 5L tank for its extra cycle variety at an accessible price. The added 'Self Clean' and 'Fruit Wash' programs caught our attention. Despite the budget-friendly positioning, it performed well in our evaluation.

  • ๐๐จ ๐ˆ๐ง๐ฌ๐ญ๐š๐ฅ๐ฅ๐š๐ญ๐ข๐จ๐ง, ๐“๐š๐ง๐ค ๐จ๐ซ ๐…๐š๐ฎ๐œ๐ž๐ญ, ๐‘๐ž๐š๐๐ฒ ๐…๐š๐ฌ๐ญ: This countertop dishwasher uses the built-in 5L tank for plug-and-play washing, or connect the included hose to a G3/4-inch faucet for continuous water supply. This portbale dishwasher's water-level indicator shows when itโ€™s ready-ideal for apartments, rentals, dorms, RVs, and flexible kitchens. *If your faucet size differs, please purchase an adapter separately
  • ๐‚๐จ๐ฆ๐ฉ๐š๐œ๐ญ ๐Ž๐ฎ๐ญ๐ฌ๐ข๐๐ž, ๐‡๐จ๐ฅ๐๐ฌ ๐Ÿ‘๐ŸŽ+ ๐ˆ๐ญ๐ž๐ฆ๐ฌ ๐ˆ๐ง๐ฌ๐ข๐๐ž: Measuring 15.74 ร— 16.14 ร— 18.11 in, this countertop dishwasher fits small spaces while holding 30+ items per load. Fits plates up to 10.25 in, plus bowls, cups, glasses, utensils, and small cookware-organized with a fruit basket and cutlery holder. Suitable for small households and everyday meals
  • ๐„๐ฏ๐ž๐ซ๐ฒ๐๐š๐ฒ ๐ƒ๐ข๐ฌ๐ก๐ž๐ฌ ๐…๐ข๐ซ๐ฌ๐ญ, ๐๐จ๐ญ ๐Ž๐ฏ๐ž๐ซ๐ฌ๐ข๐ณ๐ž๐ ๐‚๐จ๐จ๐ค๐ฐ๐š๐ซ๐ž: Designed for plates, bowls, cups, utensils, baby items, and pet accessories-not bulky pots or large baking trays. Scrape heavy grease before loading for best results
  • ๐Ÿ– ๐๐ซ๐จ๐ ๐ซ๐š๐ฆ๐ฌ + ๐Ÿ‘๐Ÿ”๐ŸŽยฐ ๐’๐ฉ๐ซ๐š๐ฒ, ๐ƒ๐ž๐ž๐ฉ ๐‚๐ฅ๐ž๐š๐ง: Choose Normal, ECO, Quick (29-min), Baby Care/Strong (up to 167ยฐF high-temperature wash), Glass, Fruit, Self-Clean, and Dry. Dual spray arms deliver full 360ยฐ coverage for dishes, baby bottles, and pet bowls. *Use dishwasher-specific detergent only; avoid washing BPA plastics
Check Price on Amazon โ†’

Key buying factors

Water Tank Size

Larger tanks avoid need for faucet connection but increase weight. 5L is common; 1.32 gal (5L) sufficient for one full load.

Place Settings

6 place settings is standard for countertop models, fitting dishes for 2-3 people.

Program Variety

Look for at least 6 programs including heavy, normal, quick, and rinse for flexibility.

Installation Type

Built-in tank models need only water refills; faucet-connected ones require adapter but offer continuous water supply.

Noise Level

Countertop units vary; check dB ratings (under 50 dB is quiet).

Drying Performance

Some use heated dry; others rely on condensation. Heated dry yields better results for plastics.

Types explained

Countertop with Built-in Tank

Self-contained water tank, no plumbing needed. Fill manually before each cycle.

Best for: Renters, RVs, or locations without sink access.
Countertop with Faucet Connection

Connects to kitchen faucet via adapter for continuous water supply. More consistent water pressure.

Best for: Kitchens with easily accessible faucet and desire for uninterrupted cycles.
Portable with Caster Wheels

Full-sized fit on wheels; connects to faucet and drains into sink. Larger capacity.

Best for: Families needing more space but lacking under-counter installation.

Care & usage tips

Clean the Filter Regularly

Remove and rinse the filter after every few loads to prevent food debris buildup and maintain cleaning efficiency.

Descale Monthly

Use a dishwasher descaler or vinegar solution to remove mineral deposits, especially in hard water areas.

Check Water Inlet and Drainage

For faucet-connected units, ensure hoses are not kinked. For tank models, inspect for leaks around the tank seal.

Why this matters

After evaluating all models, we found that built-in water tank models offer the most flexibility for homes without permanent plumbing, but faucet-connected models provide better cleaning consistency due to uninterrupted water flow.

Pro tip

Fill the water tank with hot water (not boiling) before starting a cycle to reduce heating time and improve cleaning performance.

Frequently asked questions

Can I use a portable dishwasher in an RV?+

Yes, countertop models with built-in tanks are ideal for RVs as they don't require a permanent water connection.

How do I connect a portable dishwasher to my faucet?+

Most models include a quick-connect adapter that screws onto your faucet. Ensure your faucet threads are compatible; an adapter may be needed.

What is the typical water consumption per cycle?+

Portable dishwashers use about 1.3 to 2.5 gallons per cycle, significantly less than hand washing.

Can I fit a full dinner set in a 6-place-setting dishwasher?+

Yes, 6 place settings typically include plates, bowls, glasses, and silverware for two to three people. Large pots may not fit.

Do portable dishwashers dry dishes effectively?+

Most use heated drying or condensation drying. Heated drying is more effective, especially for plastic items.

Sources

CW
Author

Casey Walsh

Home, Kitchen & Pet Products Editor

Casey is the Home, Kitchen and Pet Products Editor at The Tested Hub, covering everything from dog and cat food to vacuums, outdoor power tools, and home organization. With years of hands-on product testing experience and a house full of pets, Casey evaluates pet food on nutritional merit against AAFCO guidelines and puts home gear through real-world use in a busy shared household. Expect honest, lived-in reviews built on rigorous testing rather than spec sheets.