Is the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) worth it?
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) ($2,049.00) is recommended with a 8.7/10 consensus score. Experts highlight a uef 3.90 that sits between the entry and flagship units for balanced efficiency. and an 80-gallon first-hour rating that covers most 3-to-4-person, 2-to-3-bathroom homes.. Best for: 3-4 person households, homes with 2-3 bathrooms, balancing capacity and footprint.

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Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon)
Heat Pump Water Heaters
Expert consensus
How we scoreKey Features
- ✓ UEF 3.90
- ✓ 80-gallon first-hour rating
- ✓ 240V / 30A dedicated circuit
- ✓ R-134a heat pump, operates down to 37F ambient
- ✓ Zero-clearance back, top, and sides
- ✓ Optional Rinnai RWM200 WiFi module
- ✓ ENERGY STAR certified
Best For
Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) vs. the alternatives
How the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) stacks up against other Climate options on price, expert consensus, and ecosystem support.
| Product | Price | Consensus | Works With | Verdict |
|---|---|---|---|---|
| Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon)This page | $2,049.00 | 8.7/10 | major smart home platforms | Recommended |
| Rinnai REHP80 Electric Heat Pump Water Heater (80 Gallon) | $2,299.00 | 9.2/10 | major smart home platforms | Must Buy |
| Rinnai REHP50 Electric Heat Pump Water Heater (50 Gallon) | $1,799.00 | 8.6/10 | major smart home platforms | Recommended |
| ACiQ Hybrid Electric Heat Pump Water Heater (50 Gallon, ACiQ-50G-HP-WH) | $1,799.99 | 8.3/10 | major smart home platforms | Good Value |
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) ($2,049.00) earns a 8.7/10 expert consensus, versus the Ecobee Smart Thermostat Premium at $259.99 list (8.8/10 consensus).
What Experts Agree On
What Experts Love
- ✓ A UEF 3.90 that sits between the entry and flagship units for balanced efficiency.
- ✓ An 80-gallon first-hour rating that covers most 3-to-4-person, 2-to-3-bathroom homes.
- ✓ A mid-size footprint that fits more utility rooms than the 80-gallon cabinet.
- ✓ The same 240V, 30A hookup and zero-clearance install as the rest of the Rinnai line.
Common Criticisms
- ✗ A $6.57 cost per efficiency-gallon that trails the flagship's $6.32.
- ✗ WiFi still needs the separate RWM200 module rather than shipping built in.
- ✗ Rinnai publishes no per-model annual kWh for the 65-gallon unit.
Frequently Asked Questions
Is the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) worth it?
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) earns a 8.7/10 consensus score and is rated "Recommended". At $2,049.00, it is best for 3-4 person households. It ranks among the top picks in its category.
How much does the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) cost?
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) is priced at $2,049.00. With a 8.7/10 score and a "Recommended" rating, that price represents strong value relative to the ~7.5/10 average for Climate products. Prices shift often, so check the live figure before buying.
Who is the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) best for?
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) is best for 3-4 person households, homes with 2-3 bathrooms, balancing capacity and footprint. Experts rate it "Recommended" with a 8.7/10 consensus.
How does the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) compare to other Climate options?
Among the Climate products we have aggregated, the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) ranks above average with a 8.7/10 score. See our full category comparison for head-to-head details.
What smart home systems does the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) work with?
The Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) works with major smart home platforms. Check the compatibility notes above for any hub dependencies or setup requirements before you buy.
What are the best alternatives to the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon)?
If the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) ($2,049.00, 8.7/10) is not the right fit, the closest alternatives in Climate are Ecobee Smart Thermostat Premium, Nest Learning Thermostat. Compare them on price, ecosystem support, and expert consensus to find your match.
What are the pros and cons of the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon)?
The main strengths of the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon) are a uef 3.90 that sits between the entry and flagship units for balanced efficiency. and an 80-gallon first-hour rating that covers most 3-to-4-person, 2-to-3-bathroom homes.. The most-cited downside is a $6.57 cost per efficiency-gallon that trails the flagship's $6.32.. Overall, experts rate it "Recommended" with a 8.7/10 consensus score.
Decided on the Rinnai REHP65 Electric Heat Pump Water Heater (65 Gallon)?
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View on AmazonSources & Methodology
Consensus score based on available data. See how we build consensus scores.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you.This is a consensus review — we did not test this product ourselves. Always verify current prices and availability before purchasing.
Independence notice: Smart Home Explorer is an independent publication. Rinnai and other product names, logos, and brands referenced on this page are the property of their respective owners and are used for identification purposes only. This review is not sponsored by, affiliated with, or endorsed by Rinnai or any other manufacturer named in this article.





