If you’re looking to reduce your water bills, you need to evaluate energy-efficient dishwashers that deliver real savings. You’ll find models ranging from compact countertop units using as little as 2.77 gallons per cycle to full-size built-ins with advanced sanitize features. Each option offers distinct advantages depending on your kitchen setup and household size. Understanding the key differences between these models will help you make the right choice.
| COMFEE Countertop Portable Dishwasher Energy Star |
| Best Portable Option | Installation Type: Countertop portable (faucet connection) | Place Settings Capacity: 6 place settings | Water Usage Per Cycle/Hour: 2.77-2.85 gallons per hour | VIEW LATEST PRICE | Read Our Analysis |
| Sharp SDW6504MS Stainless Steel Dishwasher 24-inch |
| Best Built-In Choice | Installation Type: Built-in 24-inch | Place Settings Capacity: 12 place settings | Water Usage Per Cycle/Hour: 3 gallons per hour | VIEW LATEST PRICE | Read Our Analysis |
| Honeywell 18-Inch Dishwasher with Stainless Steel Tub |
| Quietest Performer | Installation Type: Freestanding under-counter | Place Settings Capacity: 8 place settings | Water Usage Per Cycle/Hour: Not specified | VIEW LATEST PRICE | Read Our Analysis |
| Midea Countertop Dishwasher Portable Energy Star (MDC22P2ASS) |
| Best Tank Design | Installation Type: Countertop portable (faucet connection) | Place Settings Capacity: 6 place settings | Water Usage Per Cycle/Hour: 2.77 gallons per cycle | VIEW LATEST PRICE | Read Our Analysis |
| Midea 18 Inch Built-in Dishwasher Stainless Steel |
| Best Slim Fit | Installation Type: Built-in under-counter 18-inch | Place Settings Capacity: 8 place settings | Water Usage Per Cycle/Hour: 15.5 gallons per hour | VIEW LATEST PRICE | Read Our Analysis |
| EUHOMY Countertop Portable Dishwasher with 6 Programs |
| Most Compact Unit | Installation Type: Countertop portable (tank or faucet) | Place Settings Capacity: 30+ items (approx. 6 place settings) | Water Usage Per Cycle/Hour: Low usage (under 5 gallons per cycle) | VIEW LATEST PRICE | Read Our Analysis |
| SD-9263SSC: 18″ Portable Dishwasher with ENERGY STAR – Stainless Steel |
| Best Faucet-Connect | Installation Type: Countertop portable (faucet connection) | Place Settings Capacity: 8 place settings | Water Usage Per Cycle/Hour: 5 gallons per minute | VIEW LATEST PRICE | Read Our Analysis |
| Genesis 18 Inch Dishwasher Stainless Steel |
| Best Budget Built-In | Installation Type: Built-in under-counter 18-inch | Place Settings Capacity: 8 place settings | Water Usage Per Cycle/Hour: Not specified | VIEW LATEST PRICE | Read Our Analysis |
| GE Top Control Dishwasher with Sanitize Cycle |
| Highest Capacity | Installation Type: Built-in 24-inch | Place Settings Capacity: 16 place settings | Water Usage Per Cycle/Hour: 1.6 gallons per hour | VIEW LATEST PRICE | Read Our Analysis |
| NOVETE Portable Countertop Dishwasher with Water Tank |
| Best Mini Dishwasher | Installation Type: Countertop portable (tank or faucet) | Place Settings Capacity: 4 place settings | Water Usage Per Cycle/Hour: 1.3 gallons equivalent per cycle | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
COMFEE Countertop Portable Dishwasher Energy Star
Are you living in a dorm, RV, or small apartment where space is limited? The COMFEE Countertop Portable Dishwasher Energy Star delivers efficient cleaning in a compact 21.6″ × 19.7″ footprint. This unit holds 6 place settings and connects directly to your faucet using the included adapter. You’ll access 8 washing cycles—Heavy, Normal, ECO, Glass, Speed, Rinse, Baby-Care, and Mini-Party—each tailored to different load types. The machine uses approximately 2.85 gallons per cycle, reducing water consumption dramatically compared to hand-washing. High-temperature washing reaches 154°F with 12 nozzles providing 360° spiral spray coverage. The 52-decibel noise level remains quiet during operation. Setup requires connecting the inlet and drain hoses to your faucet, then placing the unit on any stable surface.
- Installation Type:Countertop portable (faucet connection)
- Place Settings Capacity:6 place settings
- Water Usage Per Cycle/Hour:2.77-2.85 gallons per hour
- Noise Level:52 decibels
- Wash Programs/Cycles:8 cycles
- Special Cleaning/Drying Feature:Extra-drying function, 360° spiral spray
- Additional Feature:Baby-Care washing cycle
- Additional Feature:360° spiral spray nozzles
- Additional Feature:Faucet adapter included
Sharp SDW6504MS Stainless Steel Dishwasher 24-inch
Looking for a built-in dishwasher that handles daily family loads efficiently? The Sharp SDW6504MS fits 12 place settings and uses approximately 3 gallons of water per cycle. You’ll activate the Half Load Option for smaller loads to reduce water and energy consumption. The sanitization cycle eliminates bacteria, while the heated dry feature outperforms standard condensation drying. Operating at 52 decibels, this dishwasher runs quietly during use. The adjustable upper rack accommodates varying dish heights. Fold-down tines provide flexible loading for different shapes and sizes. Back-lit controls display nine settings including cycle options. The stainless steel exterior resists fingerprints. You get a one-year manufacturer’s warranty and a 30-day return window through Amazon.
- Installation Type:Built-in 24-inch
- Place Settings Capacity:12 place settings
- Water Usage Per Cycle/Hour:3 gallons per hour
- Noise Level:52 decibels
- Wash Programs/Cycles:5 cycles
- Special Cleaning/Drying Feature:Heated dry, sanitization cycle
- Additional Feature:Adjustable upper rack height
- Additional Feature:Half Load energy option
- Additional Feature:Sanitization cycle included
Honeywell 18-Inch Dishwasher with Stainless Steel Tub
The Honeywell 18-Inch Dishwasher delivers the quietest performance in its class at just 42 decibels, making it ideal if you’re installing a unit in an open-concept kitchen or near living spaces where noise matters. You’ll find six washing programs—heavy, normal, eco, glass, rapid, and rinse—letting you match cycles to your load type. The Energy Star certification confirms low energy consumption, which directly reduces your water and electricity bills. With an 8 place setting capacity, you’ll run fewer loads weekly. The stainless steel tub resists corrosion and maintains durability. You can delay starts up to 24 hours, allowing you to run cycles during off-peak utility hours. The compact 18-inch size fits under counters, and its 70-pound weight requires proper installation support.
- Installation Type:Freestanding under-counter
- Place Settings Capacity:8 place settings
- Water Usage Per Cycle/Hour:Not specified
- Noise Level:42 decibels
- Wash Programs/Cycles:6 programs
- Special Cleaning/Drying Feature:Hi-Temp sanitize (up to 136°F), heated dry
- Additional Feature:24-hour delay start timer
- Additional Feature:Push button controls
- Additional Feature:UL certified
Midea Countertop Dishwasher Portable Energy Star (MDC22P2ASS)
If you’re living in a dorm, RV, or small apartment, you’ll find Midea’s countertop model addresses tight spaces effectively with its tank design that lets you add water manually—eliminating permanent plumbing needs. This Energy Star certified dishwasher uses just 2.77 gallons per cycle, reducing your water bills substantially. The unit fits 70 pieces of tableware and operates at a low 52 decibels, making it ideal for shared living spaces. You can select from six washing programs including Auto, Heavy, Normal, Quick, Rinse, and Delicate modes. The 360° spiral spray system cleans heavily soiled dishes effectively, while the delay start option lets you schedule cycles up to 24 hours ahead.
- Installation Type:Countertop portable (faucet connection)
- Place Settings Capacity:6 place settings
- Water Usage Per Cycle/Hour:2.77 gallons per cycle
- Noise Level:52 decibels
- Wash Programs/Cycles:6-8 programs
- Special Cleaning/Drying Feature:Extended dry, power wash, 360° spiral spray
- Additional Feature:Water tank refill design
- Additional Feature:Extended dry function
- Additional Feature:Power wash mode
Midea 18 Inch Built-in Dishwasher Stainless Steel
You’ve got limited kitchen space? The Midea 18 Inch Built-in Dishwasher fits seamlessly under your counter. This Energy Star certified model uses only 15.5 gallons per hour, reducing water waste substantially. It holds eight place settings and features six wash cycles: Heavy, Normal, ECO, Delicate, Quick, and Rinse. The Hi-Temp function sanitizes dishes at 136°F, ideal for baby bottles. Operating at just 52 decibels, it runs quietly. The stainless steel tub resists corrosion. Install it at standard under-counter height using adjustable legs. Use dishwasher-specific detergent only—regular dish soap causes problems. Dimensions are 17.6″ wide by 22.6″ deep by 32.4″ tall.
- Installation Type:Built-in under-counter 18-inch
- Place Settings Capacity:8 place settings
- Water Usage Per Cycle/Hour:15.5 gallons per hour
- Noise Level:52 decibels
- Wash Programs/Cycles:6 programs
- Special Cleaning/Drying Feature:Heated dry, hi-temp sanitize, sanitize function
- Additional Feature:Hi-Temp sanitize mode
- Additional Feature:Adjustable legs included
- Additional Feature:Accommodates 11-inch height dishes
EUHOMY Countertop Portable Dishwasher with 6 Programs
Looking for a dishwasher that fits tight spaces? The EUHOMY Countertop Portable Dishwasher uses less water than handwashing, cutting your bills fast. It holds 30+ items per load with six programs including Quick (29 minutes) and ECO modes. You’ll get 167°F high-temperature cleaning for baby items and heavy loads. Setup takes no tools—fill the built-in 5L tank or connect your faucet with the included hose. The 40 dB operation runs quietly in apartments, dorms, and RVs. Scrape heavy grease before loading, use dishwasher-specific detergent, and avoid bulky pots. Hot air drying runs up to 73 hours for odor control.
- Installation Type:Countertop portable (tank or faucet)
- Place Settings Capacity:30+ items (approx. 6 place settings)
- Water Usage Per Cycle/Hour:Low usage (under 5 gallons per cycle)
- Noise Level:40 decibels
- Wash Programs/Cycles:6 programs
- Special Cleaning/Drying Feature:Hot air drying (up to 73 hours ventilation), 360° dual spray
- Additional Feature:Built-in 5L water tank
- Additional Feature:LED interior light
- Additional Feature:73-hour ventilation drying
SD-9263SSC: 18″ Portable Dishwasher with ENERGY STAR – Stainless Steel
The SD-9263SSC portable dishwasher works well for renters and apartment dwellers who need flexible kitchen solutions. This 18-inch model connects directly to your kitchen faucet using the included adapter—no permanent plumbing installation required. It holds 8 place settings and operates at 52 decibels, making it relatively quiet. You’ll access six wash cycles: Heavy, Normal, Eco, Glass, 90 Min, and Rapid. The Eco cycle reduces water consumption to 5 gallons per minute, lowering your water bills considerably. An adjustable upper rack accommodates larger plates and pots. You can delay the start time up to 24 hours, and the integrated rinse aid indicator reminds you when refilling’s needed. The stainless steel exterior resists fingerprints and matches most kitchens.
- Installation Type:Countertop portable (faucet connection)
- Place Settings Capacity:8 place settings
- Water Usage Per Cycle/Hour:5 gallons per minute
- Noise Level:52 decibels
- Wash Programs/Cycles:6 cycles
- Special Cleaning/Drying Feature:Adjustable upper rack, rinse aid indicator
- Additional Feature:Rinse aid warning indicator
- Additional Feature:Adjustable upper rack
- Additional Feature:Automatic detergent dispenser
Genesis 18 Inch Dishwasher Stainless Steel
Genesis’ 18-inch stainless steel dishwasher delivers budget-friendly built-in capability for compact kitchens. You’ll select from six washing programs—heavy, normal, eco, glass, rapid, and rinse—to match your load’s needs. The eco setting reduces energy and water consumption appreciably. You can fit eight place settings across two racks with a removable cutlery basket for flexible loading. Set the delay timer up to 24 hours to run cycles during off-peak hours. The stainless steel tub and Energy Star compliance ensure durability and low operating costs. At 42 decibels, it operates quietly during meal preparation. Installation fits under counters in standard cabinet spaces.
- Installation Type:Built-in under-counter 18-inch
- Place Settings Capacity:8 place settings
- Water Usage Per Cycle/Hour:Not specified
- Noise Level:42 decibels
- Wash Programs/Cycles:6 programs
- Special Cleaning/Drying Feature:Quick wash, space saver, push button controls
- Additional Feature:Removable cutlery basket included
- Additional Feature:24-hour timer delay
- Additional Feature:Bar handle design
GE Top Control Dishwasher with Sanitize Cycle
If you’re washing dishes for a household of six or more regularly, you’ll appreciate GE’s highest capacity model at 16 place settings—the GDT550PYRFS top control dishwasher. This Energy Star certified unit consumes only 240 kilowatt hours yearly and uses 1.6 gallons per cycle, reducing your water bills substantially. Select from four wash cycles: Normal, Intensive, Quick Wash, or AutoSense, which adjusts water and energy based on soil levels. The Sanitize cycle reaches temperatures that eliminate bacteria, while Steam Wash and Dry Boost options enhance cleaning performance. Active Flood Protect prevents water damage. Its 44-decibel noise level runs quietly during operation, and the stainless steel exterior resists fingerprints.
- Installation Type:Built-in 24-inch
- Place Settings Capacity:16 place settings
- Water Usage Per Cycle/Hour:1.6 gallons per hour
- Noise Level:44 decibels
- Wash Programs/Cycles:4 wash cycles
- Special Cleaning/Drying Feature:Steam wash, steam + sani, sanitize cycle, dry boost
- Additional Feature:Active flood protect system
- Additional Feature:Steam wash technology
- Additional Feature:Soil sensor detection
NOVETE Portable Countertop Dishwasher with Water Tank
NOVETE’s portable countertop model suits apartment dwellers, dorm residents, and RV owners who need compact dishwashing without permanent installation. You’ll choose between two water supply modes: connect the inlet hose to your faucet or fill the built-in 5-liter tank manually. The unit holds four place settings and operates five wash cycles, including a Baby Care mode reaching 167°F for sanitizing. After washing, the 60-minute hot air drying cycle runs automatically, then provides 72-hour ventilation for storage. You’ll use only 5 liters of water per cycle, reducing both water consumption and utility costs considerably compared to hand washing.
- Installation Type:Countertop portable (tank or faucet)
- Place Settings Capacity:4 place settings
- Water Usage Per Cycle/Hour:1.3 gallons equivalent per cycle
- Noise Level:Not specified
- Wash Programs/Cycles:5 wash cycles
- Special Cleaning/Drying Feature:3-in-1 function (wash/dry/cabinet), 60-minute hot air dry, 72-hour ventilation
- Additional Feature:Dual-layer glass door
- Additional Feature:Fruit washing cycle
- Additional Feature:3-in-1 dryer/cabinet function
Factors to Consider When Choosing an Energy Efficient Dishwasher
When selecting an energy efficient dishwasher, you’ll need to evaluate five key factors: water consumption per cycle (measured in gallons), Energy Star certification status, noise level in decibels, capacity in place settings, and available wash cycle options. Start by checking the yellow EnergyGuide label for water and energy usage, then verify the dishwasher holds your typical load size (standard models fit 12–16 place settings), and finally confirm it offers flexible cycles like quick wash, heavy soil, and eco mode to match your cleaning needs. You should also check the noise rating in decibels (quieter models run 38–45 dB), as this affects your kitchen comfort during operation.
Water Consumption Per Cycle
How much water does your dishwasher actually use in a single cycle? Countertop models typically consume 2.77–2.85 gallons per cycle, while standard built-in models use around 3 gallons per cycle depending on load and mode. Compact units may report water usage per hour instead, ranging near 2.77 gallons per hour due to shorter cycles and smaller loads. Full-size built-ins often use more water per cycle to handle larger loads. You can reduce water consumption by selecting half-load or smaller-load options on certain models, which adjust spray patterns and cycle duration. Tank-connected or faucet-supplied countertop designs affect total water usage based on how much water you introduce for each run. Check your model’s specifications to compare actual consumption rates.
Energy Star Certification Standards
What does an ENERGY STAR label actually mean for your dishwasher purchase? It indicates your unit meets EPA efficiency standards and uses less energy and water than baseline models. When you select an ENERGY STAR-certified dishwasher, you’re choosing one that incorporates advanced features like soil sensors and efficient heating elements. These technologies reduce electricity consumption during wash cycles and lower standby power. Check the label to verify the manufacturer displays compliance information, confirming periodic verification occurred. Compare certified models by examining their specific water usage per cycle and energy ratings. You’ll find that ENERGY STAR units deliver measurable savings on your utility bills while maintaining cleaning performance. Always confirm the certification remains current for your chosen model year.
Noise Level Specifications
You’ll want to understand how dishwasher noise levels affect your kitchen environment before making a purchase decision. Noise levels range from 42 dB to 52 dB, with lower numbers indicating quieter operation. Models rated 42–45 dB work well for open-plan living areas where you spend time near the kitchen. Mid-range models at 50 dB are still acceptable but noticeably louder during cycles. Check the decibel rating on product specifications before purchasing. Remember that quieter operation doesn’t guarantee better energy efficiency. Verify energy consumption separately using Energy Star ratings or kWh/year data. Compare both noise and energy metrics together to find a model matching your needs for sound level and cost savings on water and electricity bills.
Capacity And Place Settings
Capacity measurements determine whether a dishwasher fits your household’s washing needs and your kitchen’s physical space. Place settings indicate how many dishes a unit cleans per load, with common sizes being 6, 8, 12, and 16 settings. Portable and countertop models typically max out at 6–8 place settings, making them suitable for small households or kitchens with limited space. Built-in models handle 12–16 place settings, accommodating larger families and frequent entertaining. Check interior clearance specifications—such as plate diameter capacity up to 11 inches—to understand what dish sizes and quantities you can load. Match your capacity choice to your household size, entertaining frequency, and available kitchen space. A larger capacity requires more counter or cabinet space, so measure your installation area before selecting a model.
Wash Cycle Flexibility Options
How well a dishwasher adapts to different load sizes and soil levels directly affects both its energy consumption and cleaning results. Look for models with multiple wash cycles—Heavy, Normal, ECO, and Quick—so you can match the cycle to your actual load. Baby Care or Hi-Temp programs increase temperature and duration for heavily soiled dishes, improving sanitation when you need it. Specialized cycles like Glass or Rinse handle lightly soiled loads efficiently without wasting water. Half-load settings and adjustable racks let you run smaller batches without excess energy use. Features like Dry Boost and 360° spray systems enhance drying performance but may extend cycle time. Choose a dishwasher offering cycle flexibility that accommodates your typical washing patterns and varying load sizes.
Final Thoughts
You’ll want to pick a dishwasher based on your space and water needs. Countertop models use 2.77–5 gallons per cycle, while built-in units use around 12–15.5 gallons per hour. Check the decibel rating if noise matters to you—quieter models run at 40–42 dB. Look for Energy Star certification to guarantee efficiency. Measure your space first, then compare water usage and noise levels against your budget to find your best match.
Meet Ry, “TechGuru,” a 36-year-old technology enthusiast with a deep passion for tech innovations. With extensive experience, he specializes in gaming hardware and software, and has expertise in gadgets, custom PCs, and audio.
Besides writing about tech and reviewing new products, he enjoys traveling, hiking, and photography. Committed to keeping up with the latest industry trends, he aims to guide readers in making informed tech decisions.