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Bosch heat pumps: how do their ratings compare?

A typical Bosch heat pump beats 65% of similar heat pumps (same size and type), which is well above average. Bosch has 50 heat pump models in this list.

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

Overall score

65%

of similar heat pumps beaten by its typical model

Well above average

Ranked 4 among brands with a QMID on file. Based on 65 models with every rating.

Bosch, rating by ratingStrongest on summer-long cooling efficiency (beats 70%), weakest on efficiency on a 5°f day (beats 55%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 55%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 60%
  • Winter-long heating efficiencyHSPF2Beats 69%
  • Summer-long cooling efficiencySEER2Beats 70%
  • Hot-day cooling efficiencyEER2Beats 58%

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.

  • 76%

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

    38 models. All brands: 48%.

    See them

  • 64%

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

    32 models. All brands: 38%.

    See them

  • 2%

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

    1 model. All brands: 1%.

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

10 of Bosch’s 11 models of this size and type qualify.

  1. 1BMS500-AAS009-1CSXHBwith ducted air handler BMS500-AAU009-1AHDXBBosch1 ton · 9,000 Btu/h · DuctedKeeps 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
    2.07 (COP at 5°F)
    Good
    Seasonal efficiency
    11.5 (HSPF2)
    Top 10%
    75.2score / 100
  2. 2BMS500-AAS009-1CSXHCwith ducted air handler BMS500-AAU009-1AHDXBBosch1 ton · 9,000 Btu/h · DuctedKeeps 108% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    108% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    12.0 (HSPF2)
    Top 10%
    74.9score / 100
  3. 3BMS500-AAS009-1CSXRCwith ducted air handler BMS500-AAU009-1AHDXBBosch1 ton · 9,000 Btu/h · DuctedKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.09 (COP at 5°F)
    Good
    Seasonal efficiency
    10.2 (HSPF2)
    Great
    70.4score / 100
  4. 4BMS500-AAS012-1CSXRCwith ducted air handler BMS500-AAU012-1AHDXBBosch1 ton · 11,500 Btu/h · DuctedKeeps 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
    2.26 (COP at 5°F)
    Great
    Seasonal efficiency
    10.3 (HSPF2)
    Great
    67.8score / 100
  5. 5BMS500-AAS012-1CSXHCwith ducted air handler BMS500-AAU012-1AHDXBBosch1 ton · 12,000 Btu/h · DuctedKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    97% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.96 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    65.4score / 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.

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