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Stealth Comfort vs ZOKOP: heat pump ratings compared

Against heat pumps of the same size and type, a typical Stealth Comfort model beats 76% and a typical ZOKOP model 34%. Stealth Comfort rates higher overall.

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

Stealth Comfort

76%

of similar heat pumps beaten by its typical model

Well above average

4 models listed

ZOKOP

34%

of similar heat pumps beaten by its typical model

Well below average

37 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 Comfort: Beats 58%ZOKOP: Beats 34%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FStealth Comfort: Beats 93%ZOKOP: Beats 33%
  • Winter-long heating efficiencyHSPF2Stealth Comfort: Beats 87%ZOKOP: Beats 46%
  • Summer-long cooling efficiencySEER2Stealth Comfort: Beats 74%ZOKOP: Beats 36%
  • Hot-day cooling efficiencyEER2Stealth Comfort: Beats 72%ZOKOP: Beats 26%

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 Comfort
    100%
    ZOKOP
    68%

  • Xcel CC

    Stealth Comfort
    100%
    ZOKOP
    57%

  • CEE Advanced

    Stealth Comfort
    25%
    ZOKOP
    0%

  • ENERGY STAR CC

    Stealth Comfort
    100%
    ZOKOP
    0%

All-around best, ducted 2.5–3 tons

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

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Stealth Comfort

  1. 1ACIQ-36-HP32with ducted air handler ACIQ-36-AH32Stealth Comfort3 tons · 34,000 Btu/h · DuctedCold-climate pick, score 76.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    18.2 (SEER2)
    Good
    Hot-day cooling
    11.5 (EER2)
    Good
    69.4score / 100Heating 77 · Cooling 62

ZOKOP

No ducted, 2.5–3 tons model from ZOKOP.

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