Best Residential Water Heater - Top 10 Of 2023

Ayelet Waldman Ayelet Waldman
Last Updated: Jan 26, 2023

We've tested these top-rated Best residential water heater from 2,836 reviews of customers in January 2023, which we believe will be helpful for you when making the decision. The following are the Best residential water heater from well-known brands: Rheem, Camplux enjoy outdoor life, Thermomate, Marey, Ao smith, Stiebel eltron, Rinnai.

Best residential water heater

According to our research, we think the Best residential water heater is Rheem RTEX-13. Scroll through the rest of our list and check out the buying guide if you're not sure what to look for!

TOP Choice #1

Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY

Brand: Rheem, Warranty: , Color: Gray, Size:
Height: 3.63 Inches, Width: 8.25 Inches, Length: 12.63 Inches, Weight: 0.00 Pounds
ftb score rating icon 9.9
Our Score


  • Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections
  • 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
  • Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate: up to 3.17 GPM
TOP Choice #2

Camplux 2.64 GPM Residential Indoor Tankless Water Heater,On-Demand Instant Water Heater with Fahrenheit Digital Display, Liquefied Propane Gas Water Heater for Small Homes, Apartments Use, Black

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: Black, Size:
Height: 20.28 Inches, Width: 5.91 Inches, Length: 12.80 Inches, Weight: 23.80 Pounds
ftb score rating icon 9.8
Our Score


  • Considerate Customer Service- Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.
  • Easy Installation -The propane water heater uses standard 1/2" NPT water fitting and gas inlet. Comes with 2" horizontal vent pipe,ensures efficient power ventilation. Minimum activation rate: 0.65 GPM; Maximum input rating: 68,000 BTU; Water connection location/size: Bottom/0.5-inch NPT. You will need a gas regulator ( Camplux model KR-106A )&1 pc 5/8" NPT male to 1/2" BSP female gas connector adapter if you want to hook this water heater up to a propane tank.
  • On-Demand Tankless Water Heater-Camplux high efficiency 2.64 GPM propane gas tankless water heater delivers 2.64 gallons per minute of on-demand endless hot water ensures instant hot water for any small homes, cabins or apartments.
TOP Choice #3

Tankless Water Heater, Camplux Pro 6.86 GPM Outdoor Propane Tankless Water Heater with Advanced High Capacity Flow Control, Residential Gas Water Heater for 3-4 Persons Whole House

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: White, Size: Liquid Propane
Height: 6.50 Inches, Width: 15.55 Inches, Length: 22.24 Inches, Weight:
ftb score rating icon 9.7
Our Score


  • Considerate Anti-Scalding Protection-The tankless water heater equipped with anti-scalding function to avoid the problem of excessively high setting temperature (causing burns ) caused by children's wrong operation.Therefore, it is impossible to set a temperature exceeding 122 ℉ under normal working conditions. The water valve needs to be closed to make the water heater in standby status before you set the temperature above 122 ℉.
  • Low Nitrogen Combustion,Energy Saving. The tankless gas water heater comes with low nitrogen balanced combustion design, v-type stainless steel burner,high heating efficiency up to 89.98 %. The water heater uniform energy efficiency range 0.89-0.92.
  • 3 Simultaneous Applications In Winter.Camplux advanced 6.86 GPM high capacity flow control propane gas tankless water heater delivers 6.86 gallons per minute of on-demand endless hot water ensures instant hot water for 3-4 persons whole home shower and kitchen at one time.
TOP Choice #4

Tankless Water Heater Electric 27kW 240 Volt, thermomate On Demand Instant Endless Hot Water Heater, Digital Temperature Display for Residential Whole House Shower, 114A GRAY

Brand: thermomate, Warranty: , Color: Gray, Size: 240V/27kW
Height: 3.12 Inches, Width: 13.12 Inches, Length: 17.12 Inches, Weight:
ftb score rating icon 9.6
Our Score


  • [Self-modulating Power] - Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces.
  • [Instant Unlimited Hot Water] - REQUIRE 3 SET x Double-pole 40AMP Breakers to Achieve 240V for this On demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and No More cold shower. Flow Rate 5.27GPM @35°F Rise
  • [Easy Installation & Safety Protection] - ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection

Tankless Water Heater Propane, Camplux 3.18 GPM Instant Hot Water Heater with Fahrenheit Digital Display, Residential Propane Gas Water Heater for 2-3 Persons Bathroom Indoor Use, White

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: White, Size:
Height: 25.39 Inches, Width: 4.72 Inches, Length: 14.37 Inches, Weight:
ftb score rating icon 9.5
Our Score


  • Modern Design,Easy Operation -The indoor tankless water heater has trendy and modern design with unique white glassy front panel easy to control the water temperature with LED touchscreen (Fahrenheit and Celsius switch optional).The compact size propane tankless heater saves more space than traditional tanks.
  • Outstanding Features- The Camplux propane instant hot water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.98 %; 90°wind isolation design, this tankless propane water heater can anti backflow wind in high floors, the S/S 2.36 ” vent pipe exhaust harmful gases quickly.
  • 6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.

MAREY GA24CSALP 8.34GPM, High Efficienty, CSA Certified, Residential Multiple Points of Use Liquid Propane Gas Tankless Water Heater, White

Brand: MAREY, Warranty: 5 years limited parts, no labor, Color: White, Size: Small
Height: 26.20 Inches, Width: 17.10 Inches, Length: 7.30 Inches, Weight: 40.80 Pounds
ftb score rating icon 9.4
Our Score


  • DOE
  • Stainless Steel Venting Exhaust
  • CSA Certified

AO Smith EJC-10 Residential Electric Water Heater

Brand: AO Smith, Warranty: , Color: White, Size: 16 in. lg x 16 in. wd x 18.25 in. ht
Height: 18.25 Inches, Width: 16.00 Inches, Length: 16.00 Inches, Weight:
ftb score rating icon 9.2
Our Score


  • Compact design
  • Durable tamper-resistance brass drain valve
  • Designed for installation underside-mounted plumbing and electrical connections counter

Rheem PROE6 1 RH POU Professional Classic Residential 6 Gallon Electric Point-of-Use Water Heater

Brand: Rheem, Warranty: , Color: Gray, Size:
Height: 20.00 Inches, Width: 16.00 Inches, Length: 16.00 Inches, Weight: 36.00 Pounds
ftb score rating icon 9.1
Our Score


  • Over-temperature protector cuts off power in excess temperature situations
  • Exclusive Ruudglas tank lining resists corrosion and prolongs tank life
  • . 90 UEF for 30-gallon model

Stiebel Eltron Tankless Heater – Tempra 36 Plus – Electric, On Demand Hot Water, Eco, White

Brand: Stiebel Eltron, Warranty: , Color: White, Size:
Height: 14.50 Inches, Width: 16.63 Inches, Length: 4.63 Inches, Weight: 19.00 Pounds
ftb score rating icon 8.9
Our Score


  • Copper sheathed heating element housed in copper cylinder
  • 7 Years leakage and 3 years parts complete warranty
  • Electronic switch activated for virtually silent operation. Phase- single 60 Hz. Voltage- 208 V. Wattage- 27 kW

Rinnai V65eN Non-Condensing Natural Gas Tankless Water Heater, Outdoor Installation, Up to 6.5 GPM

Brand: Rinnai, Warranty: See Manufacturer, Color: White, Size: 6.5 GPM
Height: 24.30 Inches, Width: 14.04 Inches, Length: 9.60 Inches, Weight: 47.40 Pounds
ftb score rating icon 8.7
Our Score


  • Original Design: Tankless hot water heater only heats when necessary to conserve energy; For the latest in non-condensing technology and a cleaner layout that speeds up service and installation, check out our new RE160eN model
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Smart, Durable Design: Enhanced scale detection helps prevent serious, long-term damage to unit; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
Product images, titles, features, specification from Amazon Product Advertising API at: 2023-01-26 21:18:59

Best residential water heater

Best residential water heater
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Editor's Notes

During our Best residential water heater research, we found 164 Best residential water heater products and shortlisted 10 quality products. We collected and analyzed 2,836 customer reviews through our big data system to write the Best residential water heater list. We found that most customers choose Best residential water heater with an average price from $300 to $811.

The Best residential water heater are available for purchase. We have researched hundreds of brands and picked the top brands of fuel transfer tanks, including Rheem, Camplux enjoy outdoor life, Thermomate, Marey, Ao smith, Stiebel eltron, Rinnai

Ayelet Waldman
Written by
Ayelet Waldman

Home Review is the leading site for reviews, products, and discovering the best home improvement tools & appliances. Home Review has been around for over 10 years with a vast database of reviews from consumers who have already purchased or used them in their homes. We offer a wide range of products that are new and trending new. We offer great deals and discounts on products to save you time, money, and energy. We provide unbiased reviews that are not influenced by any companies or brands so our customers can make a more informed choice about what they want to buy.

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