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Bosch heat pumps: how do their ratings compare?

A typical Bosch heat pump beats 62% of similar heat pumps (same size and type), which is well above average. Bosch has 47 heat pump models in this list.

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

Overall score

62%

of similar heat pumps beaten by its typical model

Well above average

Ranked 3 among brands with a QMID on file. Based on 71 models with every rating.

Bosch, rating by ratingStrongest on winter-long heating efficiency (beats 68%), weakest on hot-day cooling efficiency (beats 55%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 63%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 62%
  • Winter-long heating efficiencyHSPF2Beats 68%
  • Summer-long cooling efficiencySEER2Beats 65%
  • Hot-day cooling efficiencyEER2Beats 55%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want Bosch’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

  • 94%

    meet CEE 2025 Tier 1, the level many utility rebates use.

    44 models. All brands: 57%.

    See them

  • 83%

    meet Xcel Energy Colorado’s cold-climate rebate levels.

    39 models. All brands: 53%.

    See them

  • 15%

    reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.

    7 models. All brands: 3%.

    See them

Top Bosch cold-climate picks, by size

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?

3 of Bosch’s 3 models of this size and type qualify.

  1. 1BMS500-AAS024-1CSXHDwith ductless indoor unit BMS500-AAU024-1AHCXDBosch2 tons · 23,400 Btu/h · DuctlessKeeps 95% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    95% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.23 (COP at 5°F)
    Great
    Seasonal efficiency
    11.6 (HSPF2)
    Top 10%
    89.4score / 100
  2. 2BMS500-AAS024-1CSXRDwith ductless indoor unit BMS500-AAU024-1AHWXDBosch2 tons · 24,000 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.54 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.7 (HSPF2)
    Top 10%
    84.5score / 100
  3. 3BOHA-24RTB-M18SBosch2 tons · 23,200 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    39.8score / 100

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

What to do next

The advanced view has Bosch’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view