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MOOVAIR vs SLIMAIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical MOOVAIR model beats 68% and a typical SLIMAIR model 60%. MOOVAIR rates higher overall.

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

MOOVAIR

68%

of similar heat pumps beaten by its typical model

Well above average

48 models listed

SLIMAIR

60%

of similar heat pumps beaten by its typical model

Well above average

48 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°FMOOVAIR: Beats 58%SLIMAIR: Beats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMOOVAIR: Beats 68%SLIMAIR: Beats 59%
  • Winter-long heating efficiencyHSPF2MOOVAIR: Beats 80%SLIMAIR: Beats 73%
  • Summer-long cooling efficiencySEER2MOOVAIR: Beats 72%SLIMAIR: Beats 61%
  • Hot-day cooling efficiencyEER2MOOVAIR: Beats 65%SLIMAIR: Beats 53%

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

    MOOVAIR
    92%
    SLIMAIR
    90%

  • Xcel CC

    MOOVAIR
    92%
    SLIMAIR
    77%

  • CEE Advanced

    MOOVAIR
    2%
    SLIMAIR
    2%

  • ENERGY STAR CC

    MOOVAIR
    88%
    SLIMAIR
    79%

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?

MOOVAIR

  1. 1MSHMA24C2AN1with ductless indoor unit GQHRA24C2AS1MOOVAIR2 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. 2MSHEA24C2AN1with ductless indoor unit MWHEA24C2AN1MOOVAIR2 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. 3MSHHA24C2AN1with ductless indoor unit MWHHA24C2AS1MOOVAIR2 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)
    Good
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    81.2score / 100

SLIMAIR

  1. 1SHC24AH2AGwith ductless indoor unit SHL24AC2AGSLIMAIR2 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. 2SHC24AE2AGwith ductless indoor unit SHS24AC2AGSLIMAIR2 tons · 24,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.27 (COP at 5°F)
    Great
    Seasonal efficiency
    11.1 (HSPF2)
    Top 10%
    77.9score / 100
  3. 3SHC24AC2AGwith ductless indoor unit SHM24AC2AGSLIMAIR2 tons · 24,000 Btu/h · DuctlessKeeps 71% of its heat at 5°FMeets Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.11 (COP at 5°F)
    Great
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    45.1score / 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