SpecDirectory

Mitsubishi Electric MUZ-FX18NLHZ2***vsWhirlpool WLP15AY18AJ2N

Side-by-side heat pump comparison

Mitsubishi Electric MUZ-FX18NLHZ2***

SEER2

25.5BTU/Wh

HSPF2

11.1BTU/Wh

Cooling Capacity

17200BTU/hr

Cold Climate

Yes

Cold climate certified

Whirlpool WLP15AY18AJ2N

SEER2

15.2BTU/Wh

HSPF2

7.8BTU/Wh

Cooling Capacity

17100BTU/hr

Refrigerant

R-454B

GWP 470 · Lower

Key differences

Mitsubishi Electric MUZ-FX18NLHZ2*** is 40% more efficient at 25.5 BTU/Wh versus 15.2 BTU/Wh for the Whirlpool WLP15AY18AJ2N. The Mitsubishi Electric MUZ-FX18NLHZ2*** is larger at 17200 BTU/hr versus 17100 BTU/hr. Overall, the Mitsubishi Electric MUZ-FX18NLHZ2*** sits higher in the category, ranking above 92% of certified air-source heat pumps.

Efficiency

SpecMitsubishi ElectricWhirlpool
SEER2 (best combination)(BTU/Wh)25.515.2
SEER2 (worst combination)(BTU/Wh)25.515.2
HSPF2 (best combination)(BTU/Wh)11.17.8
HSPF2 (worst combination)(BTU/Wh)11.17.8
EER2 (best combination)(BTU/Wh)13.111.7
COP at 5 °F2.061.90

Capacity

SpecMitsubishi ElectricWhirlpool
Cooling Capacity (max)(BTU/hr)1720017100
Cooling Capacity (min)(BTU/hr)1720017100
Heating at 47 °F(BTU/hr)1700017100
Heating at 17 °F(BTU/hr)1270010900
Heating at 5 °F(BTU/hr)236008200

Configuration

SpecMitsubishi ElectricWhirlpool
Product TypeHP - Mini or Multi SplitHP - Split System
Compressor StagingContinuously variableTwo-stage
Cold Climate CertifiedYesNo
Connected CapabilityNoNo
SeriesM-SeriesCLASSIC
Indoor-Unit Combinations Rated11

Refrigerant

SpecMitsubishi ElectricWhirlpool
TypeR-454BR-454B
GWP RatingR-454B (GWP:470 | Lower GWP)R-454B (GWP:470 | Lower GWP)
View MUZ-FX18NLHZ2*** specs →View WLP15AY18AJ2N specs →

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