Best Countertop Dishwasher Under $300 (2026)
Six countertop dishwashers with confirmed specs, compared on tank size, wash programs, and named features to help you find a solid minimum-viable pick under $300.
At a Glance
COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments & RVs, No Hookup Needed, 6 Programs, 360° Dual Spray, 162℉ High-Temp & Air-Dry Function
↓ See why we picked itEUHOMY Countertop Dishwasher Portable, 6 Programs with 40 dB, No Hookup
↓ See why we picked itEUHOMY 6 Programs Countertop Dishwasher Portable, 40dB, 360° Coverage
↓ See why we picked itNOVETE Portable Countertop Dishwashers, Compact Dishwashers with 5L Built-in Water Tank & Inlet Hose, 5 Washing Programs, Baby Care, Air-Dry Function and LED Light for Small Apartments
↓ See why we picked itCOMFEE' Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings & 8 Washing Programs, Speed, Baby-Care, ECO & Glass, Dish Washer for Dorm, RV & Apartment, Black
↓ See why we picked itCOMFEE' Countertop Dishwasher Portable, 6 Place Settings, Energy Star
↓ See why we picked itA countertop dishwasher under $300 is the entry tier of this category: enough to skip hand-washing without stretching toward a full built-in unit. We pulled live listing data on six models to compare tank size, program count, and named extras rather than star ratings.
None of these need plumbing hookups, which is the whole appeal for renters and small kitchens. The tradeoffs at this budget mostly come down to tank capacity and how many wash programs you get.
4 Criteria to Look For Before Buying a Countertop Dishwasher Under $300 (2026)
Key buying criteria so you get the right fit the first time.
Tank size vs. hookup
Most countertop units at this price fill from a jug rather than connect to your faucet. A bigger built-in tank means fewer refills per cycle.
Named wash programs
Look at what's actually named on the listing, Speed, Eco, Baby Care, Glass, rather than a bare 'X programs' count with no detail.
Noise rating
If the countertop unit will run near a living or sleeping space, a listed dB rating (when available) is worth comparing.
Certifications
Energy Star certification, when listed, is a real efficiency credential worth a small price premium.
Best Countertop Dishwasher Under $300 (2026)
COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments & RVs, No Hookup Needed, 6 Programs, 360° Dual Spray, 162℉ High-Temp & Air-Dry Function
About this pick
COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments & RVs lands here on the strength of its named spec sheet, not marketing copy. 1.32-gallon built-in water tank, no plumbing hookup needed; 6 wash programs; 360° dual spray arms.
No installation or hookup required, plug in and fill the tank Compact enough for apartments, dorms, and RVs.
Small built-in tank means more frequent refills on bigger loads
Best for: renters who want the simplest no-hookup setup
Check price on AmazonPros
- +No installation or hookup required, plug in and fill the tank
- +Compact enough for apartments, dorms, and RVs
- +High-temp cycle is listed for better sanitizing on greasy pans
- +On top of that, 1.32-gallon built-in water tank, no plumbing hookup needed
Cons
- −Small built-in tank means more frequent refills on bigger loads
- −Countertop footprint still takes up real counter space
EUHOMY Countertop Dishwasher Portable, 6 Programs with 40 dB, No Hookup
About this pick
Look past the generic photos and EUHOMY Countertop Dishwasher Portable has a few genuinely distinguishing details. 6 wash programs; 40dB listed noise level; No-hookup countertop design.
Among the lower-priced options in this class with the same 6-program, 40dB spec sheet Simple no-hookup setup.
Same compact-tank limitations as other countertop units, expect to refill on wash day
Best for: buyers prioritizing the lowest price with the same 6-program spec sheet
Check price on AmazonPros
- +Among the lower-priced options in this class with the same 6-program, 40dB spec sheet
- +Simple no-hookup setup
- +Good fit for a single person or couple's dish load
- +6 wash programs, per the listing
Cons
- −Same compact-tank limitations as other countertop units, expect to refill on wash day
- −Fewer standout extras than pricier siblings in the EUHOMY/AIRMSEN lineup
EUHOMY 6 Programs Countertop Dishwasher Portable, 40dB, 360° Coverage
About this pick
EUHOMY 6 Programs Countertop Dishwasher Portable is worth a longer look once you get past the listing title. 6 wash programs; Rated at 40dB for quieter operation; 360° spray coverage.
Listed 40dB noise rating is quieter than most countertop units on paper 6 programs cover everything from light rinses to heavier loads.
Countertop dishwashers this size still can't handle full family-size loads
Best for: shared living spaces where noise matters
Check price on AmazonPros
- +Listed 40dB noise rating is quieter than most countertop units on paper
- +6 programs cover everything from light rinses to heavier loads
- +No-hookup setup for renters
- +360° spray coverage, a detail worth factoring in
Cons
- −Countertop dishwashers this size still can't handle full family-size loads
- −Basket capacity is limited compared to built-in dishwashers
NOVETE Portable Countertop Dishwashers, Compact Dishwashers with 5L Built-in Water Tank & Inlet Hose, 5 Washing Programs, Baby Care, Air-Dry Function and LED Light for Small Apartments
About this pick
What stands out about NOVETE Portable Countertop Dishwashers is what the listing actually names, not what it implies. 5L built-in tank plus optional inlet hose hookup; 5 washing programs including a dedicated Baby Care cycle; Air-dry function.
Dual water-source flexibility, fill the tank or connect the inlet hose Baby Care program is a genuine standout for parents sterilizing bottles.
5 programs is slightly fewer than the 6-8 program units nearby in price
Best for: parents who want a dedicated baby-care sterilizing cycle
Check price on AmazonPros
- +Dual water-source flexibility, fill the tank or connect the inlet hose
- +Baby Care program is a genuine standout for parents sterilizing bottles
- +LED light makes cycle status easy to check at a glance
- +On top of that, 5L built-in tank plus optional inlet hose hookup
Cons
- −5 programs is slightly fewer than the 6-8 program units nearby in price
- −Inlet hose hookup adds a setup step if you want to use it
COMFEE' Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings & 8 Washing Programs, Speed, Baby-Care, ECO & Glass, Dish Washer for Dorm, RV & Apartment, Black
About this pick
COMFEE' Countertop Dishwasher earns its spot here on specifics rather than star count. Energy Star certified; 6 place settings; 8 washing programs including Speed, Baby-Care, ECO, and Glass.
Energy Star certification is a genuine efficiency credential most rivals here lack 8 programs is the most program variety in this price band.
More programs to learn than simpler 5-6 cycle competitors
Best for: buyers who want the most named wash programs at this budget
Check price on AmazonPros
- +Energy Star certification is a genuine efficiency credential most rivals here lack
- +8 programs is the most program variety in this price band
- +6 place-setting capacity stretches further than the mini tank-only units
- +On top of that, 8 washing programs including Speed, Baby-Care, ECO, and Glass
Cons
- −More programs to learn than simpler 5-6 cycle competitors
- −Still a countertop unit, not a substitute for a built-in dishwasher on big loads
COMFEE' Countertop Dishwasher Portable, 6 Place Settings, Energy Star
About this pick
COMFEE' Countertop Dishwasher Portable lands here on the strength of its named spec sheet, not marketing copy. Energy Star certified; 6 place settings; Countertop portable design.
Energy Star rating backed by a 6 place-setting capacity COMFEE's larger-capacity countertop line for households needing more than a mini unit.
Priced above several 6-program countertop rivals with similar capacity
Best for: small households needing more than a mini tank
Check price on AmazonPros
- +Energy Star rating backed by a 6 place-setting capacity
- +COMFEE's larger-capacity countertop line for households needing more than a mini unit
- +Straightforward spec sheet with no gimmick cycles to learn
- +Countertop portable design, according to the current listing
Cons
- −Priced above several 6-program countertop rivals with similar capacity
- −Listing has fewer named wash programs than COMFEE's 8-program sibling model
How We Evaluated These Countertop Dishwasher Under $300 (2026)
Each pick was assessed across 3 criteria weighted for real-world use.
Live Amazon listing data
We pulled current title, price, and image data for every ASIN through Amazon's Creators API rather than relying on cached or outdated listings.
Named specs only
Every spec and pro/con below is grounded in what the product listing actually states, capacity, program count, certifications, not inferred or assumed features.
Price-tier discipline
Picks are filtered and ranked specifically for the sub-$300 tier, with different lead picks than our adjacent $400 and $500 guides so you're not seeing the same 'best overall' repeated at every budget.
How to Choose the Right Countertop Dishwasher Under $300 (2026)
Match tank size to household size
Solo/couple
A 1.3-1.5-gallon built-in tank is usually enough between refills.
Small family
Look at 6+ place-setting capacity models rather than the smallest mini tanks.
Countertop units are inherently smaller than built-ins, plan for more frequent, smaller loads.
Frequently Asked Questions
Do countertop dishwashers under $300 need a water hookup?
Most of the models in this price tier use a built-in tank you fill manually, no faucet connection needed. A few offer an optional inlet hose if you want to skip refilling.
How many dishes can a countertop dishwasher under $300 hold?
Typically 4-6 place settings depending on the model, well below a built-in dishwasher's capacity but enough for daily use by 1-3 people.
Is a $300 countertop dishwasher worth it over hand-washing?
For renters and small kitchens without room for a built-in unit, yes, it's the main practical alternative, even with the smaller capacity and manual tank-filling tradeoff.
How do I clean a countertop dishwasher's filter and tank?
Rinse the removable mesh filter after each cycle to clear food debris, and wipe down the built-in water tank periodically to prevent mineral buildup or odor from standing water.
Do countertop dishwashers use standard dish detergent?
No, use dishwasher-specific detergent pods or powder, regular dish soap creates too many suds for the wash cycle and can damage the pump.
Bottom Line
best overall: COMFEE' Portable Mini Dishwasher Countertop with 1.32Gal Built-in Water Tank for Apartments & RVs, No Hookup Needed, 6 Programs, 360° Dual Spray, 162℉ High-Temp & Air-Dry Function - best minimum-viable pick pick in this roundup.
See the full rankings above for all picks with pros, cons, and best-for summaries.
Browse on Amazon
All Prime-eligible options with current pricing.
Shop on Amazon →