Skip to content
Rebate.Blue

AIR C vs EG4: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIR C model beats 78% and a typical EG4 model 66%. AIR C rates higher overall.

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

AIR C

78%

of similar heat pumps beaten by its typical model

Well above average

11 models listed

EG4

66%

of similar heat pumps beaten by its typical model

Well above average

11 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°FAIR C: Beats 60%EG4: Beats 76%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIR C: Beats 85%EG4: Beats 75%
  • Winter-long heating efficiencyHSPF2AIR C: Beats 88%EG4: Beats 72%
  • Summer-long cooling efficiencySEER2AIR C: Beats 81%EG4: Beats 58%
  • Hot-day cooling efficiencyEER2AIR C: Beats 79%EG4: Beats 65%

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

    AIR C
    91%
    EG4
    73%

  • Xcel CC

    AIR C
    100%
    EG4
    73%

  • CEE Advanced

    AIR C
    0%
    EG4
    0%

  • ENERGY STAR CC

    AIR C
    0%
    EG4
    73%

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?

AIR C

  1. 1UE-H24S1Pwith ductless indoor unit UI-H24MS1PAIR C2 tons · 24,000 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)
    Great
    Efficiency at 5°F
    2.34 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    13.5 (HSPF2)
    Top 10%
    89.2score / 100

EG4

  1. 1DWLC2-ACDC-24KR2(US)with ductless indoor unit DGLA3-ACDC-24KR2(US)EG4Also listed as DWLC2-24KR2(US)2 tons · 22,000 Btu/h · DuctlessKeeps 116% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    116% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    84.5score / 100
  2. 2DW3B1-ACDC-24KR2(US)EG42 tons · 24,000 Btu/h · DuctlessKeeps 79% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    79% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.14 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    71.4score / 100
  3. 3DWB3-ACDC-24KR2(US)with ductless indoor unit DGA2-ACDC-24KR2(US)EG42 tons · 24,000 Btu/h · DuctlessKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.15 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    65.0score / 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.

Open the advanced view