Skip to content
Rebate.Blue

AIRDACH vs EMI: heat pump ratings compared

Against heat pumps of the same size and type, a typical AIRDACH model beats 57% and a typical EMI model 58%. EMI rates slightly higher overall.

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

AIRDACH

57%

of similar heat pumps beaten by its typical model

Above average

23 models listed

EMI

58%

of similar heat pumps beaten by its typical model

Above average

22 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°FAIRDACH: Beats 47%EMI: Beats 49%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAIRDACH: Beats 39%EMI: Beats 67%
  • Winter-long heating efficiencyHSPF2AIRDACH: Beats 49%EMI: Beats 68%
  • Summer-long cooling efficiencySEER2AIRDACH: Beats 54%EMI: Beats 57%
  • Hot-day cooling efficiencyEER2AIRDACH: Beats 58%EMI: Beats 48%

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

    AIRDACH
    39%
    EMI
    68%

  • Xcel CC

    AIRDACH
    22%
    EMI
    64%

  • CEE Advanced

    AIRDACH
    0%
    EMI
    0%

  • ENERGY STAR CC

    AIRDACH
    0%
    EMI
    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?

AIRDACH

None of AIRDACH’s ductless, 2 tons models qualifies.

EMI

  1. 1MHSZ124DAwith ductless indoor unit MHCAS24DAEMI2 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

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