Visit our site to find reviews on consumer reports electric water heaters. We have the top best consumer reports electric water heaters comparison 2026 and you can make an informed decision!
That’s why we’ve taken 32596 reviews from top experts and organized them according to our rankings for you.
SaleBestseller No. 1
Rheem 18kW 240V Tankless Electric Water Heater, Gray - External digital thermostatic control with LED display (+/1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
- Simple installation – bottom 3/4 inch NPT water connections
- Threaded for easy replacement, simple installation, digital temperature display
SaleBestseller No. 2
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted - CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
- LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
- INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
- FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
- EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
SaleBestseller No. 3
GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt - EASY INSTALLATION - Installs in minutes with existing plumbing. Uses standard 3/4-in NPT compatible water connections and connects into any 120-Volt supply
- COMPACT DESIGN - Offers flexibility and space savings in places like kitchens, bathrooms, laundry rooms, RVs, cabins, barns, garages, etc
- LEADING WARRANTY- 8- year limited replacement or 8-year tank and parts/1-year labor warranty for peace of mind
- HOT WATER BOOSTER - Works as a standalone unit, or inline with another water heater to boost washing machines or longer plumbing runs
- ADJUSTABLE THERMOSTAT - Easily change temperatures to your desired settings
Bestseller No. 5
Ganggend 2.5 Gallon Electric Water Heater, 1500W 110V Mini Tank Under Sink Instant Hot Water Heater with Pressure Release Valve, Digital Display for Kitchen, RV, Laundry,Food Truck - MEET HOT WATER NEEDS AT ANYTIME:This electric water heater can eliminate waiting time for hot water with fast recovery, reducing standby loss.Durable stainless steel tank and excellent insulation lining materials make thermal efficiency up to 90%,and improve the insulation performance of the water heater,6-minute rapid heating for constant hot water at your every need
- PREMIUM QUALITY AND EXCELLENT SAFETY:Our on demand hot water heater electric is equipped with an automatic pressure relief valve,which can provide overheating protection.High temperature calcination coating,enamel coating,low-carbon stainless steel makes the water heater more corrosion-resistant, anti-scaling,which extend the service life of the water heater,greatly improving safety when in use.Leakproof design,insulation material and data display screen complement it.Making it both quality and safe at the same time
- ADJUSTABLE AND VISUALIED TEMPERATURE:Our water heaters are equipped with a digital display for clearer temperature control during adjustment and use.Support mechanical knob adjustment,temperature range from 86°F to 149°F
- SMALL COMPACT AND WIDELY USE:2.5 gallons hot water heater electric with 11.4"L x 11.4"H x 10.4"W compact design,can be under sink,shelves,wall,or floor-mounted saves more space,suitable for kitchens, bathrooms, RVs,Rs,Etc.Provide hot water wherever you need it
- EASY TO INSTALL AND ENERGY SAVING:110V 120V1500W electric water heater is suitable for 1/2" NPT water hose connection, plug-in connection with 3-feet power cord,available 110V/120V home power and generator.Only 0.15 kWh of electricity is consumed for one heating.Save on electricity and water consumption
SaleBestseller No. 6
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology - Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature.Amperage Draw : 54 A.Special Features: Energy Efficient
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
- EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
Bestseller No. 7
Rheem 3.5kW 120V Point of Use Thermostatic Tankless Electric Water Heater - ELECTRICAL REQUIREMENTS: 1 x 30 AMP Double Pole Breaker Required. Product installation hard wired to 120 volts requiring a 30-amp breaker.
- SAVES SPACE: Ideal for low flow point-of-use applications, such as in a bathroom, office breakroom, wet bar, or garage. The compact size of the water heater is up to 98% smaller than a standard electric water heater.
- EASILY ADJUSTABLE: Thermostatic temperature controls in 1-degree increments ranging from 80 to 140 degrees Fahrenheit for on-demand, consistent hot water.
- INSTALLATION: Designed to be mounted in an upright position with the inlet and outlet water connections at the bottom of the unit for ease of installation with no venting required.
SaleBestseller No. 8
KENUOS 4 Gallon Water Heater Under Sink Instant Hot Water Heaters 1500W 110V 120V Mini Tank,Under Counter Water Heater with Safety Vavle 1/2" NPT for Kitchen,Bathroom,Camper,RV, White - Rapid Hot Water Supply and Recovery-Kenuos 4 gallon water heater features a 1500W heating power and an upgraded L-shaped 316 stainless steel heating tube, enabling rapid heat conduction with a thermal efficiency of up to 98%. which makes our mini tank water heater can provide hot water in as little as 8 minutes,meeting your demand for a fast water heating solution
- Customer Friendly 4 Gallon Water Heater-Our under sink water heater comes equipped with a 3-way diverter valve that splits the water flow into two, meeting multi-point water supply needs.It also includes two 24 inch 3/4" ID to 1/2" ID adapter hoses, solving the problem of pipe compatibility with different regional specifications.Additionally,a temperature and pressure relief valve and mounting kit are provided, eliminating the need for you to purchase any extra accessories
- Safety Design and Exterior Patent-We always prioritize the safety and reliability.Kenuos mini tank water heaters have passed UL,CE,and DOE certifications.Coupled with a seamlessly welded high-strength body,enamel coating,and a temperature and pressure relief valve,making our under sink water heater leak-proof and corrosion-resistant,ensuring the safety of your person and property. and we have applied for exterior patents for all our products,meeting consumers' needs in terms of practicality and novelty
- Durable Quality And Excellent-The water tank is made of high-quality materials, such as an enamel-coated glass-lined inner tank.It not only effectively prevents water leakage but also boasts excellent thermal insulation performance, reducing heat loss and saving energy.Meanwhile, it has strong corrosion resistance,which can extend the service life of under sink water heater.High-quality insulation materials and design are adopted to reduce heat loss from the hot water in the tank, ensuring that the water temperature is maintained even when the water heater is not in use for a long time
- Large Capacity,More Uses-This 4 gallon water heater, despite its compact size, offers a relatively large hot water output. It can easily meet the hot water needs of various scenarios, such as providing enough hot water for washing dishes in a small kitchen, cleaning fruits and vegetables, or even for a quick hand - washing session in a bathroom
Bestseller No. 9
Rheem 6.5kW 240V Point of Use Thermostatic Tankless Electric Water Heater - Endless On-Demand Hot Water - Consistent hot water when you need it that never runs out
- Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save Space - Rheem Professional POU T tankless electric water heaters are 90% smaller than traditional tank heaters, great for point-of-use installation
- Save Energy - only heats water when in use
Bestseller No. 10
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray - ELECTRICAL REQUIREMENTS: 3 x 40 AMP Double Pole Breakers Required. 200 AMP Household service recommended. Ensure your home can accomodate the power supply and that enough space is available in your breaker panel for this unit.
- PROVEN PERFORMANCE: Continuous hot water when you need it for the whole home (review performance guide image to confirm this water heater will provide the hot water needed based on geographic location). Ground water temperature impacts temperature rise and gallons per minute.
- EASILY ADJUSTABLE: ON/OFF Dial Control with adjustable digital temperature display allows for adjustments in 1-degree increments from 80-140 degrees F.
- EFFICIENT: Tankless electric water heaters save space, energy, money, and require no venting.
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