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Samsung vs SLIMAIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical Samsung model beats 62% and a typical SLIMAIR model 60%. Samsung rates slightly higher overall.

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

Samsung

62%

of similar heat pumps beaten by its typical model

Well above average

82 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°FSamsung: Beats 45%SLIMAIR: Beats 60%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FSamsung: Beats 66%SLIMAIR: Beats 59%
  • Winter-long heating efficiencyHSPF2Samsung: Beats 60%SLIMAIR: Beats 73%
  • Summer-long cooling efficiencySEER2Samsung: Beats 61%SLIMAIR: Beats 61%
  • Hot-day cooling efficiencyEER2Samsung: Beats 71%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

    Samsung
    95%
    SLIMAIR
    90%
  • Xcel CC

    Samsung
    90%
    SLIMAIR
    77%
  • CEE Advanced

    Samsung
    10%
    SLIMAIR
    2%
  • ENERGY STAR CC

    Samsung
    61%
    SLIMAIR
    79%

All-around best, ducted 3.5–4.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Samsung

  1. 1AM048FCMDCGSamsungAlso listed as AM048HCMDCS4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 67.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.93 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    11.7 (EER2)
    Good
    73.7score / 100Heating 67 · Cooling 80
  2. 2AC048DXSCCGwith ducted air handler AC048DNZDCGSamsung4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 65.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    96% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.5 (HSPF2)
    Great
    Cooling efficiency
    18.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Great
    73.2score / 100Heating 64 · Cooling 83
  3. 3AJ048DXJ5CGSamsung3.5 tons · 43,000 Btu/h · DuctedNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    67% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.81 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.6 (HSPF2)
    Good
    Cooling efficiency
    20.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    63.8score / 100Heating 45 · Cooling 83

SLIMAIR

  1. 1SHC6Z48AC2AGSLIMAIR4 tons · 45,000 Btu/h · DuctedCold-climate pick, score 77.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Winter efficiency
    10.6 (HSPF2)
    Top 10%
    Cooling efficiency
    20.4 (SEER2)
    Top 10%
    Hot-day cooling
    12.0 (EER2)
    Great
    85.1score / 100Heating 78 · Cooling 92
  2. 2SHC6Z48AH2AGSLIMAIR4 tons · 47,000 Btu/h · DuctedCold-climate pick, score 82.7Meets 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
    Winter efficiency
    11.0 (HSPF2)
    Top 10%
    Cooling efficiency
    20.4 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    83.9score / 100Heating 83 · Cooling 85
  3. 3SHC6Z55AH2AGSLIMAIR4.5 tons · 53,000 Btu/h · DuctedCold-climate pick, score 81.2Meets 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
    Winter efficiency
    10.7 (HSPF2)
    Top 10%
    Cooling efficiency
    20.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.7 (EER2)
    Good
    82.0score / 100Heating 81 · Cooling 83

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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