search
Get Started
search

Best Tankless

Updated Daily
Filter by Tags

Rankings use category fit, feature coverage, pricing signals, public reception, and recency. Affiliate relationships do not affect scores.

0.0 - 10.0
Best 1 Navien NPE-240A2

The Navien NPE-240A2 is a US-manufactured gas tankless geyser designed for efficient hot water delivery. Its adaptive control technology adjusts heating based on demand, optimizing energy use. This unit is suitable for residential installations where high flow rates and consistent temperature are ne...

2 Rinnai RUR199iN

The Rinnai RUR199iN is a domestic hot water tankless gas heater designed for North America. It utilizes an electronic ignition and offers on-demand hot water delivery eliminating standby heat loss. Its recirculating pump provides instant refills for continuous use. This unit is suitable for resident...

3 Stiebel Eltron Tempra Plus

The Stiebel Eltron Tempra Plus is a whole-house electric geyser designed for efficient hot water delivery. Utilizing sophisticated current control, it provides on-demand heating eliminating standby heat loss common in traditional tank heaters. This system is suitable for homeowners seeking consisten...

4 Rinnai RU199iN

The Rinnai RU199iN is a condensing tankless water heater utilizing natural gas. It provides on-demand hot water eliminating standby heat loss common with traditional storage models. This unit is notable for its energy efficiency and compact design suitable for residential installations. It’s ideal f...

5 Navien NPE-210A2

The Navien NPE-210A2 is a US-manufactured tankless gas water heater utilizing condensing technology. Its notable feature is a pair of stainless steel heat exchangers maximizing energy efficiency and producing hot water on demand. This geyser is suitable for residential installations where consistent...

6 Bradford White Infiniti K Series

The Bradford White Infiniti K Series is a condensing tankless water heater utilizing natural gas. It produces hot water on demand by drawing in ambient air and condensing the moisture to create steam, then cooling this steam for immediate use. This technology offers energy efficiency and consistent...

7 Navien NPE-240S2

The Navien NPE-240S2 is a condensing tankless geyser manufactured in the USA. It provides on-demand hot water through its gas combustion process maximizing energy efficiency. This unit’s compact design makes it suitable for smaller spaces while delivering substantial flow rates. It's primarily inten...

8 Noritz NRCR111DV

The Noritz NRCR111DV is a continuously-powered gas water heater. It heats water on demand, eliminating standby heat loss common in traditional storage geysers. This system provides instant hot water for residential use and is ideal for homes with multiple bathrooms or high hot water demands. It’s su...

9 Rheem RTGH-95DVLN

The Rheem RTGH-95DVLN is a condensing tankless gas water heater designed for efficient hot water delivery. Its direct vent system minimizes energy loss while producing low NOx emissions, contributing to improved air quality. This unit provides continuous hot water at up to 9.5 gallons per minute and...

10 Stiebel Eltron Tempra Trend

The Stiebel Eltron Tempra Trend is a domestically manufactured electric geyser designed for on-demand hot water delivery. This unit utilizes current flow to heat water as needed, offering energy efficiency compared to traditional tank heaters. It’s particularly suitable for homeowners seeking precis...

11 Bosch Greentherm 9000

The Bosch Greentherm 9000 is a gas-powered condensing tankless water heater manufactured in the USA. It utilizes a unique condensing technology to achieve high energy efficiency and delivers consistent hot water on demand. This unit is suitable for residential installations where users prioritize re...

12 Takagi T-H3-DV-N

The Takagi T-H3-DV-N is a condensing natural gas tankless water heater. It provides on-demand hot water using a direct vent system and a large storage tank. This unit is notable for its high flow rate capacity suitable for multiple fixtures simultaneously. It’s primarily designed for larger homes or...

13 Navien NHW-AI

The Navien NHW-AI is a condensing tankless gas water heater designed for American homes. It utilizes an innovative airflow design to maximize heat exchange efficiency and reduce energy consumption. The integrated smart home connectivity allows remote monitoring and control via smartphone or tablet....

14 Rheem Professional Prestige

The Rheem Professional Prestige is a premium tankless gas water heater engineered for commercial and industrial applications. Utilizing advanced technology, it delivers consistent high-flow rates while minimizing nitrogen oxide emissions – crucial for meeting stringent environmental regulations. Thi...

15 Navien NPE-210S2

The Navien NPE-210S2 is a condensing tankless gas water heater designed for efficient home use in the USA. Its notable feature is simultaneous heating and cooling of exhaust gases, maximizing energy output. This unit provides on-demand hot water suitable for residential installations where consisten...

16 Takagi TK-540P-NIH

The Takagi TK-540P-NIH is a tankless gas water heater engineered for demanding environments. It utilizes a unique design suitable for high-altitude locations where minimizing NOx emissions is crucial. This unit provides on-demand hot water using natural gas and includes recirculation capabilities. I...

17 Noritz NCC199CDV

The Noritz NCC199CDV is a commercial tankless water heater utilizing gas combustion. It provides on-demand hot water, eliminating standby heat loss associated with traditional storage models. This system is ideal for businesses like restaurants, hotels, and laundromats requiring consistent high temp...

18 Navien NPE-180A2

The Navien NPE-180A2 is a US-manufactured tankless gas water heater designed for efficient heating. It utilizes condensing technology to maximize heat recovery and reduce energy consumption. The integrated recirculating pump provides on-demand hot water throughout the connected plumbing system. This...

19 Noritz EZ111

The Noritz EZ111 is a condensing gas tankless water heater designed for residential use in the USA. It heats water on demand, eliminating standby heat loss and providing continuous hot water flow. This unit is notable for its energy efficiency and suitability for smaller homes or multi-story dwellin...

20 Takagi T-H3S-DV-N

The Takagi T-H3S-DV-N is a condensing natural gas tankless water heater designed for homes with significant hot water needs. It utilizes a direct-vent system for efficient combustion and delivers on-demand hot water. This unit is suitable for installers and homeowners seeking a high-capacity, space-...

21 Navien NHW-AE

The Navien NHW-AE is a high-efficiency outdoor gas tankless water heater manufactured in South Korea by Geyser. It’s notable for its consistent hot water supply and integrated smart controls designed to minimize energy consumption. This unit is suitable for residential use, particularly homeowners s...

22 EcoSmart ECO 36

The EcoSmart ECO 36 is an electric geyser providing on-demand hot water throughout a home. It’s notable for its high kilowatt capacity – up to 36 kW – and utilizes tankless technology, eliminating the need for a large storage tank. This system is suitable for larger homes or those with significant h...

23 Takagi TK-510U-E

The Takagi TK-510U-E is a gas tankless water heater suitable for outdoor use. It provides on-demand hot water eliminating standby heat loss associated with traditional storage models. This unit utilizes natural gas and is designed for climates where consistent warm temperatures are prevalent. It’s t...

24 Noritz EZ98

The Noritz EZ98 is a condensing gas geyser offering on-demand hot water. It’s notable for its compact size and efficiency, replacing larger tank heaters with a smaller unit that delivers hot water precisely when needed. This makes it suitable for homeowners seeking to reduce energy consumption and s...

25 Takagi T-H3J-DV-N

The Takagi T-H3J-DV-N is a condensing natural gas tankless water heater. It provides on-demand hot water using a direct-vent system for efficient operation and precise temperature regulation. This unit is suitable for larger homes requiring substantial hot water supply, particularly those seeking to...

26 Eemax SpecAdvantage

Eemax SpecAdvantage is a commercial-grade electric tankless geyser designed for high-demand applications. Its notable feature is integrated data connectivity allowing for remote monitoring of performance and precise temperature adjustments. This system is suitable for businesses needing reliable hot...

27 EcoSmart ECO 27

The EcoSmart ECO 27 is an American-made electric geyser designed for efficient domestic hot water heating. This unit offers on-demand, tankless performance suitable for warmer climates where whole-house continuous hot water is desired. It’s intended for homeowners and builders seeking a space-saving...

28 Navien NPN-199U

The Navien NPN-199U is a gas-fired tankless geyser designed for efficient hot water delivery. Manufactured in the USA, it’s notable for its robust construction and ability to operate outdoors without a condensate drain. It's suitable for residential installations where continuous hot water is needed...

Geyser USA Gas Current Tankless Noncondensing
29 Rinnai V94iN

The Rinnai V94iN is a residential natural gas tankless geyser. It delivers consistent hot water at up to 9.4 gallons per minute, making it suitable for larger homes and commercial applications needing high flow rates. This unit’s indoor design and efficient operation are particularly useful for plum...

30 Stiebel Eltron DHC-E

The Stiebel Eltron DHC-E is an electric geyser designed for on-demand hot water delivery. This unit utilizes current to heat water instantly as it’s needed eliminating standby energy loss. It's particularly suitable for residential installations where consistent hot water at a specific tap or fixtur...

Loading more...

Save to your list

Save your favorites and follow how their scores change over time.

Save favorites
Get updates
Compare scores

Already have an account? Sign in

Compare Items

See how they stack up against each other

Comparing
VS
Select 1 more item to compare