Rheem Performance Platinum 50 Gallon Tank Water Heater vs Rinnai RUR199IN Tankless Water Heater
Verdict: The Rinnai RUR199IN outperforms on continuous flow and efficiency with 0.95 EF and 9.8 GPM versus the Rheem's 0.93 EF and 50-gallon limit per manufacturer specs and Consumer Reports testing. It earns higher scores in performance and longevity but trails in value due to higher upfront costs. The Rheem suits budget-conscious users replacing an existing tank without major plumbing changes.
Winner: Rinnai RUR199IN Tankless Water Heater
Rheem Performance Platinum 50 Gallon Tank Water Heater: 7/10
Rinnai RUR199IN Tankless Water Heater: 8.5/10
Spec-by-spec comparison
| Rheem Performance Platinum 50 Gallon Tank Water Heater | Rinnai RUR199IN Tankless Water Heater | |
|---|---|---|
| Capacity | 50 gallons | — |
| Energy Factor | 0.93 | 0.95 |
| Warranty | 12 years | 15 years |
| Max Flow Rate | — | 9.8 GPM |
Rheem Performance Platinum 50 Gallon Tank Water Heater
What works
- Lower upfront cost than most tankless units
- Simple installation in existing tank locations
- Reliable for simultaneous multiple fixtures in average homes
What doesn't
- Limited hot water supply once tank depletes
- Higher standby energy losses over time
Rinnai RUR199IN Tankless Water Heater
What works
- Endless hot water on demand
- Compact wall-mounted design saves floor space
- Higher efficiency with no standby losses
What doesn't
- Higher initial purchase and installation cost
- Requires adequate gas line and venting upgrades in many homes
Bottom line
Our pick: Rinnai RUR199IN Tankless Water Heater.
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