Searching for energy efficient dishwashers? The top pick for overall performance is the Honeywell 18-Inch Dishwasher, which combines strong cleaning with low energy consumption. The Kenmore 24-Inch Premium Hybrid Tub Dishwasher stands out for its large capacity and smart features, ideal for bigger households. However, tradeoffs exist: some models may have a higher upfront cost or consume slightly more water despite their efficiency claims. Continue reading for a detailed comparison of these options and more, so you can choose the best fit for your home and budget.
Key Takeaways
- Top-performing models balance energy savings with cleaning performance, not just energy use alone.
- Size and capacity significantly influence efficiency, with larger models often consuming more water and power.
- Features like water softening and cycle customization can enhance efficiency but may add to upfront costs.
- Most premium models offer smart technology integration, but budget options can still deliver solid energy savings.
- Maintenance and build quality are key to long-term efficiency, preventing energy waste caused by wear or malfunctions.
More Details on Our Top Picks
Euhomy Countertop Portable Dishwasher with 6 Programs and 5L Water Tank
This dishwasher excels in small living environments like apartments, RVs, and dorms thanks to its compact design and multiple wash programs, including a high-temperature Baby Care mode. Compared with larger models like the Honeywell 18-Inch, it offers greater flexibility without requiring permanent plumbing. However, its limited water capacity means it might need multiple cycles for larger loads, which could impact overall energy efficiency. The 40-decibel noise level and effective drying enhance its appeal, but the small tank size limits continuous use for bigger households.
Pros:- Compact and space-saving design
- Multiple wash programs including high-temp Baby Care
- Dual water supply options for flexible installation
- Effective drying with ventilation
Cons:- Limited water capacity may require multiple cycles
- Does not support washing BPA plastics
- Requires specific detergent for optimal performance
Best for: Single occupants or small households in need of portable, space-saving dishwashing with flexible cycles
Not ideal for: Families with higher volume dishwashing needs, as the 5L water tank requires frequent refills
- Product Type:Dishwasher
- Capacity:5 Liters
- Installation Type:Portable/Countertop
- Programs:6 (Normal, Quick, ECO, Baby Care/Heavy Duty, Fruit, Dry)
- Water Tank:Built-in 5L (1.32-Gallon)
- Noise Level:40 Decibels
Bottom line: Ideal for small spaces needing versatile, energy-conscious dishwashing, but less suited for larger loads.
Hermitlux Countertop Dishwasher, 7 Washing Programs, Portable Mini Dishwasher with 5-Liter Water Tank
The Hermitlux model offers a compelling mix of features for small-space living, with 7 washing programs and a water-saving technology that reduces water use by up to 83%. Its compact size and no-installation design make it a top choice for apartments, RVs, or anyone needing a portable solution. While its 5-liter water tank and limited capacity might not suit larger households, its multiple drying options and delay start feature add convenience. Compared to the COMFEE’, it provides more programs and water efficiency, but the manual water filling may be less seamless for some users.
Pros:- Water-saving design reduces water use significantly
- Multiple washing programs for versatility
- No installation needed, easy to use
- Delay start and drying options
Cons:- Limited capacity for larger households
- Requires manual water filling
- No hookup support, may need space for water tank
Best for: Individuals or small households prioritizing water efficiency and quick setup
Not ideal for: Larger families or heavy users who need higher capacity or automatic water hookup
- Dimensions:16.85″ W x 16.73″ D x 18.23″ H
- Capacity:5 place settings
- Water Tank Capacity:5 liters
- Washing Programs:7 (Standard, Quick, Strong, ECO, Fruit, Self-clean, Glass)
- Water Usage:5 liters per cycle
- Drying Time:60 minutes
Bottom line: Best suited for water-conscious users in small living spaces seeking versatile cleaning options.
COMFEE’ Countertop Dishwasher, Energy Star Portable Dishwasher, 6 Place Settings, 8 Washing Programs, Black
The COMFEE’ is an excellent choice for small households or dorm rooms, offering an Energy Star certification that highlights its energy efficiency. Its 8 washing programs including heavy and speed options provide versatility, and its connection to a faucet makes installation straightforward. Compared to the Honeywell 18-Inch, it has a smaller capacity but benefits from faster cycles—just 45 minutes—saving energy and time. The water consumption at 2.77 gallons per cycle demonstrates its efficiency, but the requirement for a compatible faucet adapter can pose a minor hurdle during setup.
Pros:- Compact size fits small spaces
- Multiple washing programs for flexibility
- Energy Star certified for efficiency
- Fast 45-minute cycle
Cons:- Requires suitable faucet adapter
- Limited capacity for larger loads
- Some water remains inside from factory testing
Best for: Small households or students seeking quick, energy-efficient dishwashing
Not ideal for: Larger families or those needing to wash more than 6 place settings at once
- Dimensions:H17.2″×W21.6″×D19.7″
- Capacity:6 place settings
- Water Consumption:2.77 gallons per cycle
- Temperature:Up to 154℉
- Washing Programs:8 (Heavy, Normal, Baby-Care, ECO, Glass, Speed, Mini-party, Rinse)
- Cycle Time:45 minutes
Bottom line: A smart choice for energy-conscious small households needing quick and versatile dishwashing.
Honeywell 18-Inch Dishwasher with 8 Place Settings, 6 Washing Programs, Stainless Steel Tub, UL & Energy Star Certified
The Honeywell 18-Inch Dishwasher stands out for its larger capacity, fitting up to 8 place settings, making it suitable for small to medium households. Its stainless steel tub and Energy Star certification emphasize durability and efficiency. Compared to the COMFEE’, it offers more space but may lack some of the quick-cycle options. While the exact noise level isn’t specified, its construction suggests quiet operation. The need for an appropriate installation space and the size restriction to 18 inches means it’s best for those with compatible kitchen layouts, but it might not accommodate larger or extra-heavy loads.
Pros:- Larger capacity up to 8 place settings
- Stainless steel tub for durability
- Energy Star certified
- Multiple wash programs
Cons:- Limited to 18-inch width, not suitable for larger loads
- No specific noise level provided
- Requires adequate installation space
Best for: Households needing a balance of capacity and energy efficiency in an 18-inch footprint
Not ideal for: Very small kitchens or users who prioritize ultra-quiet operation without specific noise data
- Capacity:8 place settings
- Washing Programs:6 (heavy, normal, eco, glass, rapid, rinse)
- Tub Material:Stainless steel
- Energy Certification:Energy Star
- Delay Start:Up to 24 hours
Bottom line: Suitable for small to medium households seeking energy-efficient washing with more capacity than compact models.
Kenmore 24-Inch Premium Hybrid Tub Dishwasher – UltraWash, Adjustable Rack, High Temp & SmartWash – 12 Place Settings – ENERGY STAR Certified
This Kenmore model stands out for its combination of powerful cleaning capabilities and energy-conscious features. Its UltraWash spray arms and sensor-based SmartWash cycles adapt to load size and soil level, often outperforming basic models like the Sharp SDW6504MS in efficiency and cleaning precision. The adjustable racks and fingerprint-resistant stainless steel interior add convenience for larger or irregularly shaped items. However, its advanced features and premium materials come at a higher price point, and the learning curve for its settings might be steep for some users. Compared to smaller or simpler dishwashers, this one offers superior performance and energy savings but requires a larger budget and some familiarity with its functions.
Pros:- Powerful cleaning with UltraWash spray arms and sensor technology
- Flexible interior with adjustable racks for large or awkward items
- Quiet operation at 54 dBA, suitable for open-concept spaces
- Energy Star certified for lower utility bills
Cons:- Higher purchase price compared to basic dishwashers
- Complex features may require some familiarization to operate optimally
Best for: Homeowners seeking a high-capacity, energy-efficient dishwasher with smart features and flexible loading options
Not ideal for: Small households or budget-conscious buyers who prefer a basic, lower-cost unit without complex settings
- Size:24 inches
- Capacity:12 place settings
- Noise Level:54 dBA
- Energy Star Certified:Yes
- Cycle Options:Sani Rinse, Heated Dry, SmartWash
- Rack Features:MoreSpace Adjustable Upper Rack with two height levels
- Water Filtration:3-stage UltraWash Filter
- Material:Fingerprint Resistant Stainless Steel
Bottom line: This model makes the most sense for users who prioritize energy efficiency, capacity, and smart cleaning features over initial cost.
HAVA 2025 Upgraded Countertop Dishwasher with Water Softener and Energy Efficiency
This HAVA countertop dishwasher excels for those needing a space-saving, energy-efficient unit with added water softening. Its compact size and 8 wash programs—including high-temperature and eco modes—make it highly adaptable for small households, apartments, or RVs. Its built-in water softener helps reduce limescale buildup, improving efficiency and longevity compared to models without softening features, like the COMFEE’ or Sharp. The tradeoff is its limited capacity—only suitable for small loads—and the need for regular maintenance of the water softener. Compared to larger dishwashers, this pick prioritizes convenience and water quality, making it ideal for those with limited space and a focus on water and energy savings.
Pros:- Eco-friendly with optimized water and energy use
- Built-in water softener reduces limescale issues
- Compact, portable, and easy to install
- Multiple wash programs including high-temperature and eco modes
Cons:- Limited capacity for large or bulky loads
- Requires ongoing maintenance of water softener
Best for: Renters, small households, or travelers needing a portable, energy-saving dishwasher with water softening
Not ideal for: Large families or those with heavy dishwashing needs, due to its limited capacity
- Water Softener:Yes
- Number of Wash Programs:8
- Child Lock:Yes
- Delayed Start:18 hours
- Water Tank Capacity:5 L
- Dimensions:16.86 x 16.75 x 18.05 inches
- Interior Size:13 x 13.77 x 10.83 inches
- Warranty:1 year
Bottom line: This model is perfect for small spaces where water quality and energy efficiency are priorities, with some capacity limitations.
COMFEE’ Portable Mini Countertop Dishwasher with Built-in Water Tank, 6 Programs, 162°F High-Temp & Air-Dry
This COMFEE’ countertop dishwasher offers a straightforward solution for users who need quick, efficient dishwashing without the hassle of installation. Its built-in water tank and six programs, including high-temperature hygiene and air-dry, make it suitable for small apartments, RVs, or offices. Compared to the HAVA, it has a slightly smaller capacity but offers a similar convenience of no plumbing. However, it requires manual water filling, which can be inconvenient for frequent use, and lacks detailed specs on energy or noise efficiency. It is best for occasional use where space and simplicity matter more than large load capacity or advanced features.
Pros:- No installation required; portable and easy to set up
- Multiple wash programs including hygiene and air-dry
- Compact size fits small spaces
- Can wash over 30 items at once
Cons:- Requires manual water filling and specific detergents
- Limited capacity for larger dishes or cookware
Best for: Individuals living in apartments or RVs who want a compact, easy-to-use dishwasher with high-temperature cleaning
Not ideal for: Large households or heavy users needing frequent, large loads, due to capacity and manual water filling
- Capacity:30+ items (max 9.5-inch plates)
- Water Tank Capacity:1.32 gallons
- Programs:Normal, Rapid, Hygiene, Fruit, Glass, Air Refresh
- Temperature:Up to 162°F
- Dimensions:Compact size
- Water Pressure Range:0.04 – 1.0 MPa
- Power:Not specified
Bottom line: This pick is ideal for small-space dwellers seeking quick, effective cleaning without plumbing commitments, at the expense of capacity.
Sharp SDW6504MS Stainless Steel Dishwasher, 24-inch, 52 dB, 12 Place Settings
This Sharp dishwasher is designed for users who prioritize quiet, energy-efficient operation without sacrificing capacity. Its 52 dB noise level makes it suitable for open-concept kitchens, outperforming some larger, noisier models. The adjustable upper rack and half-load option provide flexibility for smaller or partial loads, but with a capacity limited to 12 place settings, it might not meet the needs of larger families. While it lacks smart features or Wi-Fi connectivity, it offers reliable performance for those who want a straightforward, low-noise appliance. Compared to the Kenmore, it may not have as many advanced sensors but compensates with a notably quieter operation.
Pros:- Very quiet operation at 52 dB, ideal for open kitchens
- Adjustable upper rack for flexible loading
- Energy-efficient half load option
- Stainless steel interior for durability
Cons:- Limited to 12 place settings, not suitable for large families
- No smart connectivity features
Best for: Small households or open-concept homes where noise levels are a concern and capacity is manageable
Not ideal for: Large families or users seeking smart features or higher capacity
- Size:24-inch
- Noise Level:52 dB
- Capacity:12 place settings
- Cycles:5
- Interior Material:Stainless steel
- Additional Features:Adjustable upper rack, Half Load Option, Heated Dry
Bottom line: This dishwasher is perfect for those who need quiet, reliable performance in a smaller capacity, especially in open-plan spaces.
Sharp SDW6726MS 24-inch Stainless Steel Dishwasher with Third Rack and Quiet Operation
This dishwasher stands out primarily for its exceptionally quiet operation at 47 dB, making it an excellent choice for open-concept kitchens where noise can be disruptive. Its flexible third rack adds significant convenience for small items, surpassing models like the Honeywell that lack extra storage. The powerful three-sprayer system ensures thorough cleaning, even for heavily soiled dishes, while smart sensors optimize water and energy use, making it more efficient than basic models. However, these advanced features come with a higher price tag and a potentially steep learning curve for new users. Compared to the simpler Sharp SDW6504MS, this model offers smarter operation but at a premium. This pick suits those who prioritize low noise, flexible loading, and energy efficiency, willing to invest more upfront.
Pros:- Extremely quiet at 47 dB, ideal for open-concept homes
- Flexible third rack for additional storage of utensils and small items
- Smart sensors optimize water and energy use for efficiency
- Powerful three-sprayer system ensures thorough cleaning
Cons:- Higher cost compared to basic dishwashers with fewer features
- Complex controls and features may require a learning curve for new users
Best for: Homeowners with open-plan layouts seeking a quiet, feature-rich dishwasher that handles varied loads efficiently.
Not ideal for: Budget-conscious buyers or those with minimal space who prefer straightforward, less expensive models without advanced features.
- Brand:Sharp
- Model:SDW6726MS
- Size:24-inch
- Material:Stainless Steel
- Noise Level:47 dB
- Capacity:12 place settings
- Number of Wash Cycles:5
- Third Rack:Yes
Bottom line: This dishwasher is perfect for those who want quiet operation, advanced flexibility, and energy efficiency, and are willing to pay a premium.
Midea MDC22P2ASS Countertop Dishwasher, 6 Place Settings, 6+2 Cycles, Energy Star, Silver
The Midea MDC22P2ASS makes a compelling case for small households, dorm rooms, or RV users needing a space-saving yet energy-conscious dishwasher. Its compact size fits where larger models can’t, with a capacity for just 6 place settings, which is ideal for minimalist or occasional use. The variety of 6+2 wash cycles offers versatility for different cleaning needs, comparable to the Honeywell but with better energy efficiency. Its water consumption of 2.77 gallons per cycle and Energy Star certification underline its focus on efficiency, yet the limited capacity means it isn’t suited for larger families. The water tank must be refilled manually, adding a step for users expecting automatic water supply. Compared with the larger Sharp SDW6726MS, this model excels in space-saving but sacrifices capacity and some convenience features. It’s best for those prioritizing energy savings and compact form over large load capacity.
Pros:- Compact size perfect for small kitchens, dorms, or RVs
- Low water consumption at 2.77 gallons per cycle
- Multiple wash cycles for versatile cleaning
- Energy Star certified for efficiency
Cons:- Limited capacity unsuitable for large households
- Water tank must be refilled manually, which can be inconvenient
- Cannot use auto or rapid cycles, limiting options
Best for: Small households, students, or RV owners who need an energy-efficient dishwasher that fits tight spaces.
Not ideal for: Large families or users who regularly run full loads, as capacity and cycle options are limited.
- Capacity:6 Place Settings
- Water Consumption:2.77 gallons
- Dimensions:17.25″ H x 22″ W x 20″ D
- Water Tank:Built-in, refillable
- Noise Level:52 dB
- Cycle Options:Auto, Heavy, Normal, Quick, Rinse, Delicate, Power Wash
Bottom line: This dishwasher is ideal for small spaces where energy efficiency and compact size outweigh the need for large capacity or advanced cycles.
How We Picked
I evaluated these dishwashers based on their energy consumption ratings, water efficiency, and overall cleaning performance. Models with Energy Star certification were prioritized, as they meet strict efficiency standards. I also considered usability features like cycle options, noise levels, capacity, and build quality, ensuring they deliver consistent results while conserving resources. Devices were ranked to reflect a balance between cost, performance, and energy/water savings, helping buyers find options suited for different needs and budgets.Factors to Consider When Choosing Energy Efficient Dishwashers
Choosing an energy efficient dishwasher involves more than just looking at energy ratings. It’s important to consider size, features, and compatibility with your household habits. A well-chosen model can save you money on utility bills while still providing effective cleaning. Here are key factors to keep in mind beyond energy labels:Size and Capacity
Understanding how much space you need is crucial. Compact models work well for small households or apartments, but they might require more cycles for larger families. Larger models, such as 24-inch units, can handle more dishes per load, reducing overall water and energy use per item. However, bigger units often consume more resources, so balance capacity with your actual needs to avoid waste.
Water and Energy Efficiency Features
Look for models with high efficiency ratings, ideally with Energy Star certification. Features like soil sensors, eco modes, and water softening can optimize resource use. Be cautious of models that claim efficiency but lack real-world performance data, as some features may not deliver expected savings. Also, verify water consumption per cycle to ensure it aligns with your conservation goals.
Cycle Flexibility and Usability
Choosing a dishwasher with versatile cycle options allows you to customize cleaning based on load size and soil level, saving resources. Quiet operation is another plus, especially for open-plan homes or late-night washing. Clear controls and intuitive interfaces make daily use easier, reducing the chance of wasteful misuse or cycle repeats.
Build Quality and Durability
Long-lasting components and sturdy construction prevent inefficient malfunctions over time. Investing in a well-built model can avoid frequent repairs and maintain energy efficiency for years. Consider brands with good reputations and customer reviews regarding durability, especially if you plan to use the dishwasher intensively.
Cost and Long-Term Savings
While premium models often come with higher upfront costs, they tend to offer better efficiency and features that reduce utility bills over time. Conversely, budget options may save you initial money but could lead to higher operational costs or shorter lifespan. Weigh the purchase price against expected savings to determine the best value for your situation.
Frequently Asked Questions
Do energy efficient dishwashers actually save money on utility bills?
Yes, energy efficient dishwashers are designed to use less electricity and water, which directly reduces your utility bills. Although they may have a higher purchase price, the savings on energy and water over their lifespan typically offset that initial investment. Keep in mind that proper loading and cycle selection can maximize these savings, so using eco modes and avoiding unnecessary cycles will help you get the most out of your purchase.
Are expensive models worth the extra cost for energy efficiency?
Premium models often feature advanced technology, better build quality, and more efficient cycles, which can lead to significant savings over time. If you have a large household or plan to use the dishwasher frequently, investing in a higher-end model could pay off through lower utility bills and fewer repairs. However, if your usage is light, a mid-range or budget model with good efficiency ratings might be more cost-effective.
How important is water softening in an energy efficient dishwasher?
Water softening can improve cleaning performance and reduce the need for additional rinse cycles, saving both water and energy. It’s especially beneficial if you live in an area with hard water, which can cause mineral buildup and reduce efficiency. Models with built-in water softeners tend to perform better in conserving resources and maintaining their efficiency over time.
Can I expect the same cleaning power from energy-efficient dishwashers as standard models?
Modern energy-efficient dishwashers are designed to match or surpass the cleaning performance of older, less efficient models. Features like soil sensors and high-temperature cycles help achieve thorough cleaning while conserving resources. However, load size and how dishes are arranged also influence results, so proper loading and selecting the right cycle are key to getting optimal cleanliness.
What maintenance practices help keep an energy efficient dishwasher running effectively?
Regular cleaning of filters, spray arms, and seals ensures optimal water flow and cleaning performance. Using the recommended cleaning agents and avoiding overloading can prevent blockages and reduce energy waste. Periodic descaling, especially in hard water areas, helps maintain water softening efficiency and prolongs the lifespan of the appliance, keeping it running at peak efficiency.
Conclusion
For most households seeking a balance of performance and savings, the Honeywell 18-Inch Dishwasher offers excellent efficiency at a reasonable price. Budget-conscious buyers will find solid value in models like the Midea MDC22P2ASS or COMFEE’ Portable Mini, which deliver good efficiency without high costs. Those prioritizing capacity and advanced features may prefer the Kenmore 24-Inch Hybrid Tub Dishwasher, despite its higher price. Finally, for buyers with specific needs like quiet operation or water softening, select models that highlight those features. Your choice depends on your household size, usage habits, and long-term savings goals.
