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AIRTEMP vs COSTWAY: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIRTEMP model beats 36% and a typical COSTWAY model 46%. COSTWAY rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

AIRTEMP

36%

of similar heat pumps beaten by its typical model

Well below average

47 models listed

COSTWAY

46%

of similar heat pumps beaten by its typical model

About average

47 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FAIRTEMP: Beats 25%COSTWAY: Beats 57%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRTEMP: Beats 37%COSTWAY: Beats 35%
  • Winter-long heating efficiencyHSPF2AIRTEMP: Beats 30%COSTWAY: Beats 45%
  • Summer-long cooling efficiencySEER2AIRTEMP: Beats 35%COSTWAY: Beats 49%
  • Hot-day cooling efficiencyEER2AIRTEMP: Beats 48%COSTWAY: Beats 36%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.

  • CEE 2025

    AIRTEMP
    43%
    COSTWAY
    64%

  • Xcel CC

    AIRTEMP
    40%
    COSTWAY
    43%

  • CEE Advanced

    AIRTEMP
    4%
    COSTWAY
    0%

  • ENERGY STAR CC

    AIRTEMP
    26%
    COSTWAY
    30%

All-around best, ducted up to 1.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

AIRTEMP

  1. 1DXH18FMK3IHAIRTEMP1.5 tons · 18,000 Btu/h · DuctedCold-climate pick, score 39.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.1 (HSPF2)
    Below the middle
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    11.7 (EER2)
    Good
    48.6score / 100Heating 39 · Cooling 58
  2. 2VSH4BE5M1SP18Kwith indoor coil C75B(A,H)MX24C*A and furnace VG7S(*)-(*)A(*)AIRTEMP1.5 tons · 17,800 Btu/h · DuctedNot a cold-climate pick: keeps 44% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    47% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Winter efficiency
    7.5 (HSPF2)
    Below the middle
    Cooling efficiency
    14.3 (SEER2)
    Below the middle
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    20.3score / 100Heating 15 · Cooling 26

COSTWAY

No ducted, up to 1.5 tons model from COSTWAY.

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

Next steps

The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.

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