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10 Best Tankless Water Heaters

6,621 reviews scanned
Rank Product Name Score
1 Zerodis Electric Water Heater 110V 3400W Mini Tankless Instant Hot Water System Zerodis Electric Water Heater 110V 3400W Mini Tankless Instant Hot Water System By Zerodis
9.6
Score
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2 Point Of Use Water Heater, 1440W Point Of Use Water Heater, 1440W By Bosch Thermotechnology
9.5
Score
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3 Gasland 1.58GPM 6L Outdoor Portable Tankless Water Heater Gasland 1.58GPM 6L Outdoor Portable Tankless Water Heater By GASLAND
9.2
Score
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4 ECOTOUCH Tankless Water Heater Electric On Demand Hot Water Heater, Self Modulating ECOTOUCH Tankless Water Heater Electric On Demand Hot Water Heater, Self Modulating By ECOTOUCH
8.9
Score
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5 Rheem RTEX-13 240V Heating Chamber Residential Tankless Water Heater Rheem RTEX-13 240V Heating Chamber Residential Tankless Water Heater By Rheem
8.5
Score
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6 Rheem RTEX-18 240V 2 Heating Chambers Residential Tankless Water Heater Rheem RTEX-18 240V 2 Heating Chambers Residential Tankless Water Heater By Rheem
8.4
Score
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7 Marey ECO150 220V/240V-14.6kW Tankless Water Heater with Smart Technology, Small, White Marey ECO150 220V/240V-14.6kW Tankless Water Heater with Smart Technology, Small, White By Marey
7.9
Score
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8 Rheem RTG-84XLN-1 180,000-BTU Outdoor Natural Gas Tankless Water Heater Rheem RTG-84XLN-1 180,000-BTU Outdoor Natural Gas Tankless Water Heater By Rheem
7.6
Score
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9 Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater, Concentric/Twin Pipe Installation Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater, Concentric/Twin Pipe Installation By Rinnai
7.5
Score
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10 Takagi T-KJr2-IN-NG Indoor Tankless Water Heater, Natural Gas Takagi T-KJr2-IN-NG Indoor Tankless Water Heater, Natural Gas By TAKAGI
7.0
Score
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