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Ranked by authentic reviews

The 4 best Water Heaters

Our top pick is Rheem RHEEM RTEX-13 13kw 240v Tankless, Instant Electric Water Heater (7.4/10). Below, every pick is ranked using real reviews from Reddit, YouTube, and social media — not sponsored content.

  1. 1RHEEM RTEX-13 13kw 240v Tankless, Instant Electric Water HeaterRheem RHEEM RTEX-13 13kw 240v Tankless, Instant Electric Water HeaterFast hot water
    7.4
  2. 2Rheem RTEX-13 Residential Tankless Water HeaterRheem Rheem RTEX-13 Residential Tankless Water HeaterCompact space-saving design
    7.0
  3. 3Stiebel Eltron Tempra 12 Plus Advanced Flow Control And Self Modulating 12 KW 2 34 GPM Residential Electric Tankless Water Heater Tempra 12 PlusStiebel Eltron Stiebel Eltron Tempra 12 Plus Advanced Flow Control And Self Modulating 12 KW 2 34 GPM Residential Electric Tankless Water Heater Tempra 12 PlusCompact form factor
    5.8
  4. 4GarveeGarvee Garvee 18kW 240V Electric Tankless Water Heater Stainless Steel Enclosure On Demand Instant Hot Water Digital Display Self Modulating ETL Certified For Mid Sized Home Apartment Or Whole House