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Bosch vs DIRECT AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical Bosch model beats 62% and a typical DIRECT AIR model 67%. DIRECT AIR rates slightly higher overall.

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

Bosch

62%

of similar heat pumps beaten by its typical model

Well above average

47 models listed

DIRECT AIR

67%

of similar heat pumps beaten by its typical model

Well above 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°FBosch: Beats 63%DIRECT AIR: Beats 62%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBosch: Beats 62%DIRECT AIR: Beats 64%
  • Winter-long heating efficiencyHSPF2Bosch: Beats 68%DIRECT AIR: Beats 76%
  • Summer-long cooling efficiencySEER2Bosch: Beats 65%DIRECT AIR: Beats 71%
  • Hot-day cooling efficiencyEER2Bosch: Beats 55%DIRECT AIR: Beats 62%

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

    Bosch
    94%
    DIRECT AIR
    94%

  • Xcel CC

    Bosch
    83%
    DIRECT AIR
    85%

  • CEE Advanced

    Bosch
    15%
    DIRECT AIR
    2%

  • ENERGY STAR CC

    Bosch
    85%
    DIRECT AIR
    87%

Top cold-climate picks, ducted 3.5–4.5 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 Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Bosch

  1. 1BOVA-60MTB-M19Ewith ducted air handler AE*L+DM60B4Z+TXV+TDRBosch4 tons · 49,000 Btu/h · DuctedKeeps 120% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    120% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.47 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    90.9score / 100
  2. 2BOVB-60MTB-M19Ewith ducted air handler (V,R)60H210P19*+TXV+AEFE5Bosch4 tons · 48,500 Btu/h · DuctedKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    85.3score / 100
  3. 3BOVA-60RTB-M20Swith ducted air handler AE*L+DM60B4Z+TXV+TDRBosch4 tons · 47,500 Btu/h · DuctedKeeps 91% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    91% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.50 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    82.9score / 100

DIRECT AIR

  1. 1DIRM4-48HXPRO28-5ZDIRECT AIRAlso listed as DIRM4-48HXPRO28-6Z4 tons · 47,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    82.7score / 100
  2. 2DIRM4-60HXPRO28-6ZDIRECT AIR4.5 tons · 53,000 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    10.7 (HSPF2)
    Top 10%
    81.2score / 100
  3. 3DIRM4-48LCHX-1Zwith ducted air handler DIRM4-48HP-DUDIRECT AIR4 tons · 48,000 Btu/h · DuctedKeeps 91% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    91% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.8 (HSPF2)
    Top 10%
    78.2score / 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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