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AIRTEMP vs Bosch: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIRTEMP model beats 45% and a typical Bosch model 65%. Bosch rates higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

AIRTEMP

45%

of similar heat pumps beaten by its typical model

About average

25 models listed

Bosch

65%

of similar heat pumps beaten by its typical model

Well above average

50 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 32%Bosch: Beats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRTEMP: Beats 65%Bosch: Beats 60%
  • Winter-long heating efficiencyHSPF2AIRTEMP: Beats 37%Bosch: Beats 69%
  • Summer-long cooling efficiencySEER2AIRTEMP: Beats 38%Bosch: Beats 70%
  • Hot-day cooling efficiencyEER2AIRTEMP: Beats 44%Bosch: Beats 58%

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
    48%
    Bosch
    76%

  • Xcel CC

    AIRTEMP
    52%
    Bosch
    64%

  • CEE Advanced

    AIRTEMP
    0%
    Bosch
    2%

  • ENERGY STAR CC

    AIRTEMP
    32%
    Bosch
    30%

Top cold-climate picks, ductless 2 tons

Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.

Showing Ductless, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?

AIRTEMP

  1. 1GXH24(7.0)FMK4DH-1AIRTEMP2 tons · 23,200 Btu/h · DuctlessKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    76.1score / 100
  2. 2GXH24(7.0)LSK4DHwith ductless indoor unit GHH24(7.0)LUK4DHAIRTEMP2 tons · 22,000 Btu/h · DuctlessKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    8.5 (HSPF2)
    Below the middle
    28.9score / 100

Bosch

  1. 1BMS500-AAS024-1CSXHCwith ductless indoor unit BMS500-AAU024-1AHCXCBosch2 tons · 24,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    11.5 (HSPF2)
    Top 10%
    86.1score / 100
  2. 2BMS500-AAS024-1CSXRCwith ductless indoor unit BMS500-AAU024-1AHWXCBosch2 tons · 24,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.04 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    60.4score / 100

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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