A countertop dishwasher can save time and cabinet space without requiring a full-size appliance installation. The best models under $500 combine useful capacity, efficient cleaning, and flexible filling options for compact kitchens.
We compared these 10 portable countertop dishwashers by examining their tank designs, hookup requirements, wash programs, noise claims, energy features, and everyday practicality.
Best 10 Countertop Dishwashers Under 500 Picks for 2026
Best No-Installation Value
NOVETE Portable Countertop Dishwasher
- 5 L tank or faucet connection
- Four place settings in a compact body
- Drying, ventilation, and fruit-wash modes
Best For: Small homes, dorms, RVs, and flexible setups
Best for Hard Water
HAVA Countertop Dishwasher with Softener
- Integrated softener helps limit mineral buildup
- 5 L tank needs no plumbing
- Eight programs with child lock and delay start
Best For: Compact kitchens with hard-water concerns
Best Quiet Compact Pick
AIRMSEN Portable Countertop Dishwasher
- 45 dB rated noise level
- 5 L tank or faucet connection
- Washes 40+ items with drying and ventilation
Best For: Apartments, RVs, and noise-conscious small households
Best Feature-Rich Option
AIRMSEN Countertop Dishwasher with Softener
- Eight programs plus drying and ventilation
- Built-in softener and 5 L water tank
- Child lock and 1–18-hour delay start
Best For: Feature-focused users with compact kitchens
Best Overall Value
COMFEE’ 6-Place Countertop Dishwasher
- Six-place capacity for up to 70 pieces of tableware
- Eight wash programs, including a 45-minute Speed cycle
- Faucet connection with included hose and quick-connect accessories
Best For: Dorms, RVs, apartments, and two- to three-person households
Best Slim Design
AIRMSEN Large Slim Countertop Dishwasher
- Slim 14.2-inch depth for narrow counters
- Built-in tank works without a plumbing connection
- Five-place capacity and seven wash programs
Best For: Narrow kitchens and households needing flexible installation
Best Simple Controls
SPT ENERGY STAR Countertop Dishwasher
- Seven wash cycles for everyday and specialized loads
- Delay start offers two-, four-, six-, or eight-hour settings
- LED display plus water-supply and rinse-aid indicators
Best For: Everyday dishwashing with conventional faucet connection
Best Overall
EUHOMY 8-Program Countertop Dishwasher
- 8 wash programs plus self-clean and dry modes
- 5L tank or faucet connection
- 40 dB operation and 30+ item capacity
Best For: Households, renters, RVs, and flexible kitchens
Best for Larger Loads
Midea 6-Place-Setting Countertop Dishwasher
- Six place settings and up to 70 tableware pieces
- Six cycles with power wash and extended dry
- Energy Star certified with tank or faucet setup
Best For: Two- to three-person households needing more capacity
Best No-Hookup Option
COMFEE' Mini Countertop Dishwasher
- 1.32-gallon tank works without a hookup
- Hygiene cycle reaches 162°F
- Compact design handles 30+ items
Best For: Apartments, dorms, boats, and RVs without convenient plumbing
Best No-Installation Value – NOVETE Portable Countertop Dishwasher
For shoppers comparing countertop dishwashers under 500, the NOVETE is a flexible option for compact homes and temporary spaces. Its built-in 5 L tank allows hookup-free use, while the included hose supports faucet connection when preferred. The compact unit holds four place settings and accepts dishes up to 12 inches when angled.
Best For: Small apartments, dorms, RVs, boats, and families of three to four needing flexible installation.
Pros:
- Offers both water-tank and faucet supply modes without permanent installation.
- Includes five cycles, including Baby Care/Heavy, Speed, and Fruit modes.
- Provides 60-minute hot-air drying and up to 72 hours of ventilation.
- Compact design includes a cutlery basket, storage rack, and fruit basket.
Cons:
- The four-place-setting capacity may require frequent loads for larger households.
- Dishes up to 12 inches must be loaded at an angle.
- Manufacturer notes that residual water after quality testing is normal.
The NOVETE stands out for combining a small footprint with useful storage and drying functions. It is especially practical when plumbing access is limited, though its capacity is best matched to smaller households.
Best for Hard Water – HAVA Countertop Dishwasher with Softener
Among countertop dishwashers under 500, the upgraded HAVA model is worth considering if hard water is a concern. Its integrated softener is designed to reduce limescale buildup and watermarks, while the built-in 5 L tank lets you use it without plumbing. The redesigned rack provides additional loading flexibility in a compact footprint.
Best For: Apartment, dorm, or RV users who want hard-water protection, multiple programs, and simple countertop operation.
Pros:
- Built-in water softener helps address limescale and dishware watermarks.
- Five-liter tank supports installation without a water connection.
- Eight wash programs, child lock, and delayed start offer operating flexibility.
- Optimized ECO mode is designed to reduce water and energy use.
Cons:
- At 60 dB, it may be more noticeable than quieter countertop models.
- The listed 220-volt specification requires buyers to verify compatibility.
- The compact interior still requires careful loading for family-size washing.
HAVA’s strongest differentiator is its integrated softener, making it a practical fit for homes that regularly see mineral spots. Its broad program selection adds convenience, but electrical requirements should be checked before purchase.
Best Quiet Compact Pick – AIRMSEN Portable Countertop Dishwasher
If you are comparing countertop dishwashers under 500 for a small kitchen, the AIRMSEN portable model combines a 5 L tank with a compact footprint and a rated noise level of 45 dB. It can wash more than 40 items per cycle, including plates up to 12 inches at an angle, without requiring a permanent hookup.
Best For: Small households, apartments, and RVs that prioritize quiet operation, flexible placement, and strong wash coverage.
Pros:
- Built-in tank allows placement away from a dedicated water connection.
- Rated at 45 dB, making it a quieter option on paper.
- Uses 14 washing nozzles and upper and lower spray arms for broad coverage.
- Offers five cycles plus extra drying and 72-hour ventilated storage.
Cons:
- Plates up to 12 inches need to be placed at a slight angle.
- Five wash programs provide fewer cycle choices than some competing models.
- The tank must be manually refilled when using hookup-free operation.
AIRMSEN is a balanced choice for users who want a compact dishwasher with quieter stated operation and useful drying features. Its flexible setup is convenient, while the five-cycle selection keeps controls straightforward.
Best Feature-Rich Option – AIRMSEN Countertop Dishwasher with Softener
For shoppers seeking countertop dishwashers under 500 with more automation, this AIRMSEN model combines a built-in 5 L tank, water softener, eight programs, and delayed start. It also supports high-temperature washing up to 167°F and automatic hot-air drying on most cycles, making it suited to households that want more than basic countertop cleaning.
Best For: Users who want soft-water support, multiple specialized cycles, drying, and flexible scheduling in a compact unit.
Pros:
- Integrated softener supports dishwasher salt to help prevent spots and buildup.
- Eight programs include ECO, Speed, Strong, Glass, Fruit, Self-Clean, and Dry+.
- Built-in tank enables hookup-free use, with faucet connection also available.
- Child lock, 1–18-hour delay start, hot-air drying, and 72-hour ventilation add convenience.
Cons:
- Its 50 dB rating is not the quietest among the listed options.
- The maximum plate size is 10.24 inches, smaller than some comparable models.
- Buyers should allow extra height above the unit when not using a faucet connection.
This AIRMSEN is the most feature-focused choice in the group, particularly for buyers who value softening, scheduling, and specialized cycles. Its smaller plate limit may matter more than its broad feature set for users with larger dinnerware.
Best Overall Value – COMFEE’ 6-Place Countertop Dishwasher
If you’re shopping for countertop dishwashers under 500, the COMFEE’ offers a practical balance of capacity, flexible cycles, and straightforward faucet connection. Its six-place-setting interior fits up to 70 pieces of tableware and plates up to 10 inches, making it well suited to compact homes.
Best For: Dorms, RVs, apartments, and households of two to three people.
Pros:
- Six-place-setting capacity with room for plates up to 10 inches.
- Eight programs, including Heavy, Baby-Care, ECO, Glass, Speed, and Rinse.
- Heavy cycle uses 12 spray nozzles, 360-degree coverage, and water temperatures up to 68°C.
- Speed program cleans dishes in 45 minutes and can use as little as 2.77 gallons of water.
Cons:
- At 52 dB, it is not the quietest option in this group.
- Faucet connection requires a suitable adapter, despite the included quick-connect accessories.
- Its 19.7-inch depth and 21.7-inch width require substantial counter space.
The COMFEE’ is a versatile pick when you want multiple wash options without moving up to a full-size appliance. Check your available counter space and faucet compatibility before buying.
Best Slim Design – AIRMSEN Large Slim Countertop Dishwasher
Among countertop dishwashers under 500, the AIRMSEN stands out for combining a slim 14.2-inch depth with a built-in water tank. It can hold up to five place settings, accommodate items up to 18.5 inches long, and operate without a permanent plumbing connection.
Best For: Narrow counters, kitchens without convenient hookups, and families of four to six.
Pros:
- Its 14.2-inch depth fits narrow counters or shelves.
- Built-in tank can be filled with a faucet or kettle, so no plumbing is required.
- Seven wash programs include a 28-minute Express cycle, Baby Care, Fruit, and Self-Clean.
- Heated drying, Air Refresh, and 72-hour intermittent ventilation help keep dishes and the interior fresh.
Cons:
- The water tank needs about 23.5 inches of cabinet height for refilling.
- At 56 dB, it is louder than the COMFEE’ listed here.
- The Fruit and Delicate cycles do not use the heated-drying feature.
The AIRMSEN is a strong choice when counter depth and installation flexibility matter most. Its water-saving design and larger interior are useful, but measure vertical clearance for tank filling before purchase.
Best Simple Controls – SPT ENERGY STAR Countertop Dishwasher
The SPT SD-2224DS is a straightforward option for shoppers comparing countertop dishwashers under 500. It provides seven wash cycles, a stainless steel interior, electronic LED controls, and a universal faucet adapter for everyday dishware and glassware.
Best For: Users who want familiar controls, delay start, and a conventional faucet-connected setup.
Pros:
- Seven cycles include Heavy, Normal, Light, Mini Party, Rinse, Speed, and Soak.
- Delay start can be set for two, four, six, or eight hours.
- LED display shows the remaining time or current operating status.
- Water-supply and rinse-aid warning indicators provide useful operating feedback.
Cons:
- It requires a faucet connection rather than offering a built-in water tank.
- Its 55 dB noise rating is not the quietest among compact dishwashers.
- The supplied notes do not specify a heated-drying or extra-drying feature.
The SPT favors familiar operation and practical cycle selection over specialized installation features. It is a sensible fit for everyday loads if your faucet and counter setup can accommodate its roughly 19.7-by-21.65-inch footprint.
Best Overall – EUHOMY 8-Program Countertop Dishwasher
For shoppers comparing countertop dishwashers under 500, the EUHOMY offers a versatile mix of capacity, water flexibility, and wash options. Its built-in 5-liter tank avoids a permanent hookup, while the included hose supports faucet connection when preferred.
Best For: Households, renters, RV owners, and flexible kitchens that need multiple cycles and space for 30-plus items.
Pros:
- Eight programs include Normal, ECO, Quick, Baby Care/Strong, Glass, Fruit, Self-Clean, and Dry.
- 5-liter built-in tank or faucet connection provides flexible installation.
- 40 dB operating noise is relatively quiet, with dual spray arms for 360-degree coverage.
- Hot-air drying, child lock, delay start, and a 1-year warranty add everyday convenience.
Cons:
- Requires more than 19 inches of vertical clearance for a better fit.
- It is designed for plates up to 10.25 inches, not bulky pots or large baking trays.
- Plastics and deep containers may retain some droplets after drying.
The EUHOMY stands out when cycle variety and quiet operation matter. Its compact capacity is practical for daily dishware, but shoppers should measure cabinet clearance and avoid expecting it to handle oversized cookware.
Best for Larger Loads – Midea 6-Place-Setting Countertop Dishwasher
Among countertop dishwashers under 500, the Midea is a useful option for shoppers who want a larger listed capacity in a portable format. It holds up to six place settings, or about 70 pieces of tableware, and can use its tank or a faucet connection.
Best For: Two- to three-person households, apartments, dorms, and RVs that need more tableware capacity.
Pros:
- Six place settings accommodate up to 70 pieces of tableware and plates up to 10 inches.
- Six wash cycles plus extended dry, power wash, and delay-start functions offer flexibility.
- Uses 2.77 gallons of water and carries Energy Star certification.
- Includes a quick-connect inlet hose with adapter and a childproof lock.
Cons:
- At 52 dB, it is not as quiet as some smaller countertop models.
- Power Wash is unavailable with Auto, Rapid, and MachineCare+ settings.
- The 22-inch width and 20-inch depth require careful counter measurements.
The Midea makes the most sense when loading capacity takes priority over ultra-compact dimensions. Its portable setup and multiple cycles suit small households, provided there is enough counter space and the 52 dB noise level fits your kitchen.
Best No-Hookup Option – COMFEE' Mini Countertop Dishwasher
For countertop dishwashers under 500 that can work without a plumbing connection, the COMFEE’ mini dishwasher is especially convenient. Its 1.32-gallon built-in tank can be filled manually, while the included hose also allows direct faucet connection.
Best For: Apartments, dorms, boats, campers, and RVs where a compact dishwasher with manual filling is useful.
Pros:
- No hookup is required when using the built-in tank and included filling guide.
- Ultra-compact design washes 30-plus items and plates up to 9.5 inches.
- Hygiene mode heats water to 162°F, and Air Refresh provides extra drying and freshness.
- Six program options cover Normal, Rapid, Hygiene, Fruit, Glass, and air-refresh drying.
Cons:
- Its 62 dB noise rating is louder than the other listed models.
- It requires more than 19.6 inches of clearance between the counter and wall cupboard.
- It is intended for smaller dishware and cannot accommodate plates over 9.5 inches.
The COMFEE’ is a practical pick for spaces where installation flexibility matters most. The manual-fill tank simplifies setup, but its smaller plate limit and louder operation should be considered before buying.
How We Picked the Best Countertop Dishwashers Under 500
We focused on the features that matter most in small-space dishwashing: installation flexibility, usable capacity, program selection, drying performance, noise, energy efficiency, and maintenance. Models with built-in water tanks received particular attention because they can work where a sink hookup is inconvenient or unavailable. We also considered whether each dishwasher appears suited to apartments, RVs, offices, or compact kitchens.
Product specifications can vary by seller and model revision, so confirm dimensions, electrical requirements, included accessories, and warranty details before ordering.
Quick Comparison
| What to Compare | Why It Matters |
|---|---|
| Water supply | A built-in tank offers the most flexible placement; a faucet connection may simplify repeated filling. |
| Capacity | Most compact models handle several place settings, but larger dishes and cookware may reduce usable space. |
| Programs | Normal, rapid, intensive, and baby-care cycles help match cleaning power to different loads. |
| Noise | Lower decibel ratings are preferable in studios, offices, and open-plan homes. |
| Drying | Air, heated, or enhanced drying can reduce residual moisture after the wash cycle. |
Key Buying Factors for Countertop Dishwashers Under 500
Measure Your Space First
Check the dishwasher’s width, depth, and height against your counter, cabinet clearance, and nearby door or faucet swing. Leave room for ventilation, filling the tank, and routing the drain hose into the sink.
Choose the Right Water Setup
Tank models are convenient for rentals, RVs, and kitchens without a compatible faucet. Hookup-capable models may be faster for frequent use, but they require a suitable adapter and accessible sink connection. A dual-fill design provides the most flexibility.
Check Capacity and Dish Compatibility
Place-setting numbers are useful for comparison, but interior layout matters just as much. Confirm the maximum plate diameter and whether your preferred mugs, bowls, pans, or baby bottles fit comfortably.
Balance Cycles, Efficiency, and Maintenance
Multiple wash programs are helpful, but they may increase complexity. Look for a manageable filter, clear water-level instructions, leak protection, and reasonable cycle times. Energy-efficient or ENERGY STAR models may help reduce operating costs when used regularly.
Who Should Buy Which Countertop Dishwashers Under 500?
Apartment renters: Choose a tank-equipped model that needs no permanent plumbing and can be stored when not in use.
RV owners and frequent movers: Prioritize compact dimensions, a built-in tank, secure drain routing, and straightforward controls.
Small families: Look for the largest practical interior, strong or intensive cycles, and a reliable drying option.
Quiet homes and offices: Compare published noise ratings and favor models designed for quieter operation.
Buyers with a compatible faucet: A hookup-ready dishwasher may be more convenient for repeated daily loads, especially if it also supports tank filling as a backup.