On Demand Water Heater Reviews (Propane 5-8 GPM)

On Demand Water Heater Reviews
Ratings Guide
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Better
Good
Fair
Poor
Go To: Tankless Electric | Gas 5-8 GPM | Gas 9-19 GPM | Prop 5-8 GPM | Prop 9-19 GPM

Navien
NPE-180A-LP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1000
Energy

0.97

Factor
Utility Cost

$508

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$119

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7100

Install+Utilities
Navien
NPE-180S-LP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1000
Energy

0.99

Factor
Utility Cost

$497

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$119

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7000

Install+Utilities
Rheem
ECO180DVLP3

Type: 8.4 GPM Tankless
Fuel: Propane
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1000
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$119

Per GPM
Vent

Direct

Type
10 Yr Cost

$8000

Install+Utilities
Rheem
ECO180XLP3

Type: 8.4 GPM Tankless
Fuel: Propane
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1000
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$119

Per GPM
Vent

Power

Type
10 Yr Cost

$8000

Install+Utilities
Rheem
ECOH160DVLP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1100
Energy

0.92

Factor
Utility Cost

$535

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$131

Per GPM
Vent

Direct

Type
10 Yr Cost

$7500

Install+Utilities
Rheem
ECOH160XLP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1400
Energy

0.92

Factor
Utility Cost

$535

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$167

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7800

Install+Utilities
Richmond
RMTG84DVLP

Type: 8.4 GPM Tankless
Fuel: Propane
Flow: 3.9 GPM (77* Rise)
Nominal Price: $900
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$107

Per GPM
Vent

Direct

Type
10 Yr Cost

$7900

Install+Utilities
Richmond
RMTG84XLP

Type: 8.4 GPM Tankless
Fuel: Propane
Flow: 3.9 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$83

Per GPM
Vent

Power

Type
10 Yr Cost

$7700

Install+Utilities
Richmond
RMTGH84DVLP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1100
Energy

0.92

Factor
Utility Cost

$535

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$131

Per GPM
Vent

Direct

Type
10 Yr Cost

$7500

Install+Utilities
Richmond
RMTGH84XLP

Type: 8.4 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $900
Energy

0.92

Factor
Utility Cost

$535

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$107

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7300

Install+Utilities
Bosch
Therm 830 ES LP

Type: 8.3 GPM Tankless
Fuel: Propane
Flow: 3.7 GPM (77* Rise)
Nominal Price: $1000
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$120

Per GPM
Vent

Atmos

Type
10 Yr Cost

$8000

Install+Utilities
Noritz
NR83-DVC-LP

Type: 8.3 GPM Tankless
Fuel: Propane
Flow: 4 GPM (77* Rise)
Nominal Price: $1100
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$133

Per GPM
Vent

Direct

Type
10 Yr Cost

$8100

Install+Utilities
Navien
NR-180A-LP

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 3.6 GPM (77* Rise)
Nominal Price: $1000
Energy

0.94

Factor
Utility Cost

$524

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$125

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7200

Install+Utilities
Navien
NR-180-LP

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 3.6 GPM (77* Rise)
Nominal Price: $1000
Energy

0.97

Factor
Utility Cost

$508

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$125

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7100

Install+Utilities
Reliance
TS-340-LEH

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 4.5 GPM (77* Rise)
Nominal Price: $1400
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$175

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7600

Install+Utilities
Reliance
TS-340-LIH

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 4.5 GPM (77* Rise)
Nominal Price: $1400
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$175

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7600

Install+Utilities
Rinnai
RU80e-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1300
Energy

0.96

Factor
Utility Cost

$513

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$163

Per GPM
Vent

Power

Type
10 Yr Cost

$7400

Install+Utilities
Rinnai
RU80i-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1300
Energy

0.96

Factor
Utility Cost

$513

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$163

Per GPM
Vent

Power

Type
10 Yr Cost

$7400

Install+Utilities
Rinnai
RUC80i-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1300
Energy

0.96

Factor
Utility Cost

$513

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$163

Per GPM
Vent

Direct

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-H3-OS-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 4.9 GPM (77* Rise)
Nominal Price: $1100
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$138

Per GPM
Vent

Power

Type
10 Yr Cost

$7300

Install+Utilities
Takagi
T-H3S-DV-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 4.4 GPM (77* Rise)
Nominal Price: $1200
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$150

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-H3S-OS-P

Type: 8 GPM Tankless
Fuel: Propane Condensing
Flow: 4.4 GPM (77* Rise)
Nominal Price: $1100
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$138

Per GPM
Vent

Power

Type
10 Yr Cost

$7300

Install+Utilities
Takagi
T-K4-IN-P

Type: 8 GPM Tankless
Fuel: Propane
Flow: 4.1 GPM (77* Rise)
Nominal Price: $800
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$100

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7800

Install+Utilities
Takagi
T-K4-OS-P

Type: 8 GPM Tankless
Fuel: Propane
Flow: 4.1 GPM (77* Rise)
Nominal Price: $800
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$100

Per GPM
Vent

Power

Type
10 Yr Cost

$7800

Install+Utilities
Rinnai
RL75e-P

Type: 7.5 GPM Tankless
Fuel: Propane
Flow: 3.8 GPM (77* Rise)
Nominal Price: $900
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$120

Per GPM
Vent

Direct

Type
10 Yr Cost

$7900

Install+Utilities
Rinnai
RL75i-P

Type: 7.5 GPM Tankless
Fuel: Propane
Flow: 3.8 GPM (77* Rise)
Nominal Price: $1000
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$133

Per GPM
Vent

Direct

Type
10 Yr Cost

$8000

Install+Utilities
Rinnai
V75e-P

Type: 7.5 GPM Tankless
Fuel: Propane
Flow: 3.8 GPM (77* Rise)
Nominal Price: $900
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$120

Per GPM
Vent

Direct

Type
10 Yr Cost

$7900

Install+Utilities
Rinnai
V75i-P

Type: 7.5 GPM Tankless
Fuel: Propane
Flow: 3.8 GPM (77* Rise)
Nominal Price: $900
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$120

Per GPM
Vent

Direct

Type
10 Yr Cost

$7900

Install+Utilities
Noritz
NRC711-DV-LP

Type: 7.1 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1000
Energy

0.94

Factor
Utility Cost

$524

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$141

Per GPM
Vent

Direct

Type
10 Yr Cost

$7200

Install+Utilities
Noritz
NRC711-OD-LP

Type: 7.1 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1000
Energy

0.94

Factor
Utility Cost

$524

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$141

Per GPM
Vent

Power

Type
10 Yr Cost

$7200

Install+Utilities
Noritz
NR662-OD-LP

Type: 6.6 GPM Tankless
Fuel: Propane
Flow: 3.2 GPM (77* Rise)
Nominal Price: $700
Energy

0.87

Factor
Utility Cost

$566

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$106

Per GPM
Vent

Power

Type
10 Yr Cost

$7400

Install+Utilities
Noritz
NRC661A-DV-LP

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3 GPM (77* Rise)
Nominal Price: $900
Energy

0.96

Factor
Utility Cost

$513

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$136

Per GPM
Vent

Direct

Type
10 Yr Cost

$7000

Install+Utilities
Noritz
NRC661A-OD-LP

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3 GPM (77* Rise)
Nominal Price: $900
Energy

0.96

Factor
Utility Cost

$513

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$136

Per GPM
Vent

Power

Type
10 Yr Cost

$7000

Install+Utilities
Noritz
NRC661-DV-LP

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3 GPM (77* Rise)
Nominal Price: $900
Energy

0.93

Factor
Utility Cost

$529

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$136

Per GPM
Vent

Direct

Type
10 Yr Cost

$7200

Install+Utilities
Noritz
NRC661-OD-LP

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3 GPM (77* Rise)
Nominal Price: $900
Energy

0.93

Factor
Utility Cost

$529

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$136

Per GPM
Vent

Power

Type
10 Yr Cost

$7200

Install+Utilities
Reliance
TS-140-LEH

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 2.8 GPM (77* Rise)
Nominal Price: $1100
Energy

0.93

Factor
Utility Cost

$529

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$167

Per GPM
Vent

Direct

Type
10 Yr Cost

$7400

Install+Utilities
Reliance
TS-140-LIH

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 2.8 GPM (77* Rise)
Nominal Price: $1100
Energy

0.93

Factor
Utility Cost

$529

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$167

Per GPM
Vent

Direct

Type
10 Yr Cost

$7400

Install+Utilities
Reliance
TS-240-LEH

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1200
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7400

Install+Utilities
Reliance
TS-240-LIH

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 3.9 GPM (77* Rise)
Nominal Price: $1200
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7400

Install+Utilities
Rinnai
V65e-P

Type: 6.6 GPM Tankless
Fuel: Propane
Flow: 3.2 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$106

Per GPM
Vent

Power

Type
10 Yr Cost

$7700

Install+Utilities
Rinnai
V65i-P

Type: 6.6 GPM Tankless
Fuel: Propane
Flow: 3.2 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$106

Per GPM
Vent

Direct

Type
10 Yr Cost

$7700

Install+Utilities
Takagi
T-H3J-DV-P

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 4 GPM (77* Rise)
Nominal Price: $1200
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-H3J-OS-P

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 4 GPM (77* Rise)
Nominal Price: $1200
Energy

0.95

Factor
Utility Cost

$518

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

Power

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-H3M-DV-P

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 2.9 GPM (77* Rise)
Nominal Price: $1200
Energy

0.94

Factor
Utility Cost

$524

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

Direct

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-H3M-OS-P

Type: 6.6 GPM Tankless
Fuel: Propane Condensing
Flow: 2.9 GPM (77* Rise)
Nominal Price: $1200
Energy

0.94

Factor
Utility Cost

$524

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$182

Per GPM
Vent

Power

Type
10 Yr Cost

$7400

Install+Utilities
Takagi
T-KJr2-IN-P

Type: 6.6 GPM Tankless
Fuel: Propane
Flow: 3 GPM (77* Rise)
Nominal Price: $600
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

15

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$91

Per GPM
Vent

PowerD

Type
10 Yr Cost

$7600

Install+Utilities
Rheem
ECO150DVLP3

Type: 6.4 GPM Tankless
Fuel: Propane
Flow: 3.3 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$109

Per GPM
Vent

Direct

Type
10 Yr Cost

$7700

Install+Utilities
Rheem
ECO150XLP3

Type: 6.4 GPM Tankless
Fuel: Propane
Flow: 3.3 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$109

Per GPM
Vent

Power

Type
10 Yr Cost

$7700

Install+Utilities
Richmond
RMTG64DVLP

Type: 6.4 GPM Tankless
Fuel: Propane
Flow: 3.3 GPM (77* Rise)
Nominal Price: $700
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$109

Per GPM
Vent

Direct

Type
10 Yr Cost

$7700

Install+Utilities
Richmond
RMTG64XLP

Type: 6.4 GPM Tankless
Fuel: Propane
Flow: 3.3 GPM (77* Rise)
Nominal Price: $600
Energy

0.82

Factor
Utility Cost

$600

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$94

Per GPM
Vent

Power

Type
10 Yr Cost

$7600

Install+Utilities
Bosch
Therm 520 HN LP

Type: 5.2 GPM Tankless
Fuel: Propane
Flow: 3 GPM (77* Rise)
Nominal Price: $700
Energy

0.8

Factor
Utility Cost

$615

National Avg
Warranty

15

Yrs Tank/HE
Warranty

2

Yrs Parts
Unit Cost

$135

Per GPM
Vent

Atmos

Type
10 Yr Cost

$7900

Install+Utilities
Bosch
Therm 520 PN LP

Type: 5.2 GPM Tankless
Fuel: Propane
Flow: 3 GPM (77* Rise)
Nominal Price: $700
Energy

0.78

Factor
Utility Cost

$631

National Avg
Warranty

15

Yrs Tank/HE
Warranty

2

Yrs Parts
Unit Cost

$135

Per GPM
Vent

Atmos

Type
10 Yr Cost

$8000

Install+Utilities
Noritz
NR501-OD-LP

Type: 5 GPM Tankless
Fuel: Propane
Flow: 2.7 GPM (77* Rise)
Nominal Price: $500
Energy

0.85

Factor
Utility Cost

$579

National Avg
Warranty

12

Yrs Tank/HE
Warranty

5

Yrs Parts
Unit Cost

$100

Per GPM
Vent

Power

Type
10 Yr Cost

$7300

Install+Utilities

About This Data: Operating and 10 year costs are based on US EIA national averages of Electricity ($0.0125/kWh), Natural Gas ($13.50/1000 ft3), and Propane ($3.00/gal). Your state may be higher or lower, so compare relative costs between water heaters. Listed water heater prices are nominal and may vary. Installation costs are assumed $300 (tanks) and $1,000 (tankless).

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