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STEALTH vs TRUST AIR CONDITIONERS: heat pump ratings compared

Against heat pumps of the same size and type, a typical STEALTH model beats 54% and a typical TRUST AIR CONDITIONERS model 61%. TRUST AIR CONDITIONERS rates higher overall.

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

STEALTH

54%

of similar heat pumps beaten by its typical model

About average

11 models listed

TRUST AIR CONDITIONERS

61%

of similar heat pumps beaten by its typical model

Well above average

54 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°FSTEALTH: Beats 53%TRUST AIR CONDITIONERS: Beats 59%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FSTEALTH: Beats 59%TRUST AIR CONDITIONERS: Beats 61%
  • Winter-long heating efficiencyHSPF2STEALTH: Beats 59%TRUST AIR CONDITIONERS: Beats 72%
  • Summer-long cooling efficiencySEER2STEALTH: Beats 62%TRUST AIR CONDITIONERS: Beats 62%
  • Hot-day cooling efficiencyEER2STEALTH: Beats 39%TRUST AIR CONDITIONERS: Beats 54%

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

    STEALTH
    73%
    TRUST AIR CONDITIONERS
    93%
  • Xcel CC

    STEALTH
    64%
    TRUST AIR CONDITIONERS
    82%
  • CEE Advanced

    STEALTH
    0%
    TRUST AIR CONDITIONERS
    2%
  • ENERGY STAR CC

    STEALTH
    0%
    TRUST AIR CONDITIONERS
    83%

Top cold-climate picks, ductless up to 1.5 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.

STEALTH

  1. 1AC-18Z-E-M2STEALTH1.5 tons · 17,700 Btu/h · DuctlessKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    64.5score / 100

TRUST AIR CONDITIONERS

  1. 1OUS06H/O6S4Pwith ductless indoor unit IUMC106H/I61PTRUST AIR CONDITIONERS0.5 tons · 6,500 Btu/h · DuctlessKeeps 109% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
    Heat kept at 5°F
    109% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.40 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    12.0 (HSPF2)
    Top 10%
    94.4score / 100
  2. 2OUS09H/O6S4Pwith ductless indoor unit IUMW109H/I61PTRUST AIR CONDITIONERS1 ton · 9,000 Btu/h · DuctlessKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.33 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    13.0 (HSPF2)
    Top 10%
    85.9score / 100
  3. 3OUS18H/O6S4Pwith ductless indoor unit IUMCO18H/I61PTRUST AIR CONDITIONERS1.5 tons · 16,000 Btu/h · DuctlessKeeps 77% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.16 (COP at 5°F)
    Great
    Seasonal efficiency
    13.5 (HSPF2)
    Top 10%
    78.7score / 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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