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Water Heaters Comparison - May 2025
| 1 Best Choice  9.8Exceptional | 2  9.6Exceptional | 3 Best Value  9.5Excellent | 4  9.4Excellent | 5  9.3Excellent | 6  9.2Excellent | 7  9.1Excellent |
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ModelBOSCH Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted | Model Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray | Model EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology | Model GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt | Model EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5 | Model Immersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and Digital LCD Thermometer Portable Bucket Heater Heat 5 Gallons of Water in Minutes | Model NEW Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU |
BrandBosch | Brand Rheem | Brand EcoSmart | Brand GE Lighting | Brand EcoSmart | Brand Lakkzoom | Brand Rinnai |
Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews - |
Features | ||||||
Temperature control 9.1 | Temperature control 9.4 | Temperature control 8.9 | Temperature control 8.1 | Temperature control 8.6 | Temperature control 8.6 | Temperature control 7.0 |
Easy installation 9.3 | Easy installation 8.6 | Easy installation 9.1 | Easy installation 8.6 | Easy installation 8.4 | Easy installation 9.3 | Easy installation 7.0 |
Efficient energy use 8.6 | Efficient energy use 9.6 | Efficient energy use 9.3 | Efficient energy use 8.4 | Efficient energy use 8.6 | Efficient energy use 9.3 | Efficient energy use 7.0 |
Tech support 8.1 | Tech support 9.1 | Tech support 7.7 | Tech support 8.6 | Tech support 7.2 | Tech support 9.3 | Tech support 7.0 |
Worth the money 9.1 | Worth the money 8.4 | Worth the money 8.9 | Worth the money 8.4 | Worth the money 8.1 | Worth the money 9.3 | Worth the money 7.0 |
Tech Specs | ||||||
product dimensions 13.75W x 13.75H | product dimensions 17.63W x 18.25H | product dimensions - | product dimensions 14.75W x 24.5H | product dimensions 17W x 17H | product dimensions 10 x 1.9 x 1.9 inches 15.52 ounces | product dimensions - |
color White | color Gray | color - | color Gray | color White | color - | color - |
included components Rough Plumbing Parts and Repair water-heaters | included components Fittings, Aerators | included components - | included components Water Heater | included components electric tankless water heater | included components - | included components - |
wattage 1440 watts | wattage 24 KW | wattage - | wattage 14.4 KW | wattage 27 KW | wattage - | wattage - |
customer reviews4.4 4.4 out of 5 stars 10, 494 ratings 4.4 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 678 ratings 4.3 out of 5 stars | customer reviews - | customer reviews 4.5 4.5 out of 5 stars 369 ratings 4.5 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 5, 133 ratings 4.3 out of 5 stars | customer reviews - | customer reviews - |
item weight 17.3 pounds | item weight 17.8 pounds | item weight - | item weight 41 pounds | item weight 10.98 pounds | item weight - | item weight - |
voltage 120 Volts | voltage 240 Volts | voltage - | voltage 120 Volts | voltage 240 Volts | voltage - | voltage - |
item package quantity 1 | item package quantity 1 | item package quantity - | item package quantity 1 | item package quantity 1 | item package quantity - | item package quantity - |
style Water Heater | style Water Heater | style - | style Indoor Installation | style ECO 27 | style - | style - |
batteries required No | batteries required No | batteries required - | batteries required No | batteries required No | batteries required - | batteries required - |
mounting type Wall | mounting type Wall | mounting type - | mounting type Floor | mounting type Wall | mounting type - | mounting type - |
maximum flow rate 0.11 Gallons Per Minute | maximum flow rate 5.9 Gallons Per Minute | maximum flow rate - | maximum flow rate - | maximum flow rate 6.6 Gallons Per Minute | maximum flow rate - | maximum flow rate - |
batteries included No | batteries included No | batteries included - | batteries included - | batteries included No | batteries included - | batteries included - |
special feature Lightweight | special feature LED Display | special feature - | special feature - | special feature LED Display | special feature - | special feature - |
warranty description 6 year warranty on unit, 2 year warranty on parts | warranty description - | warranty description - | warranty description 8 years tank & parts 1 year labor | warranty description Limited Lifetime Warranty on electronics, exchanger and element. Warranty only covers cost of heater does not cover labor or any incidental damages. Proper and timely registration is required, or warranty is void. | warranty description - | warranty description - |
maximum operating pressure 150 Pound per Square Inch | maximum operating pressure 150 | maximum operating pressure - | maximum operating pressure 150 Pound per Square Inch | maximum operating pressure - | maximum operating pressure - | maximum operating pressure - |
special features Lightweight | special features LED Display | special features - | special features - | special features LED Display | special features - | special features - |
size 4 Gallon | size - | size - | size 10 Gallon | size 17 x 17 x 3.5 | size - | size - |
heat output- | heat output 24 Kilowatts | heat output - | heat output 140 Degrees Fahrenheit | heat output 27 Kilowatts | heat output - | heat output - |
maximum pressure- | maximum pressure 150 Pound per Square Inch | maximum pressure - | maximum pressure 150 Pound per Square Inch | maximum pressure 150 Pound per Square Inch | maximum pressure - | maximum pressure - |
Review | Review - | Review | Review - | Review - | Review - | Review - |
Available On   | Available On  | Available On | Available On | Available On | Available On | Available On  |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1BoschBOSCH Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
9.3 Easy installation9.1 Temperature control9.1 worth the moneyWhy we love it
Compact design fits under sinks easily.
Highly efficient, saves energy.
Quick installation process.
-
9.5
3EcoSmart36% Off
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
9.3 Efficient Energy Use9.1 Easy installation8.9 Temperature controlWhy we love it
Consistent hot water supply.
Compact and space-saving design.
Reduces monthly energy costs.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
