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Ozone Spirit vs ZAFRO: heat pump ratings compared

Against heat pumps of the same size and type, a typical Ozone Spirit model beats 47% and a typical ZAFRO model 33%. Ozone Spirit rates higher overall.

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

Ozone Spirit

47%

of similar heat pumps beaten by its typical model

About average

19 models listed

ZAFRO

33%

of similar heat pumps beaten by its typical model

Well below average

19 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°FOzone Spirit: Beats 72%ZAFRO: Beats 62%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FOzone Spirit: Beats 15%ZAFRO: Beats 33%
  • Winter-long heating efficiencyHSPF2Ozone Spirit: Beats 14%ZAFRO: Beats 22%
  • Summer-long cooling efficiencySEER2Ozone Spirit: Beats 23%ZAFRO: Beats 33%
  • Hot-day cooling efficiencyEER2Ozone Spirit: Beats 17%ZAFRO: Beats 21%

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

    Ozone Spirit
    16%
    ZAFRO
    63%
  • Xcel CC

    Ozone Spirit
    0%
    ZAFRO
    58%
  • CEE Advanced

    Ozone Spirit
    0%
    ZAFRO
    0%
  • ENERGY STAR CC

    Ozone Spirit
    0%
    ZAFRO
    0%

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.

Ozone Spirit

None of Ozone Spirit’s ductless, up to 1.5 tons models qualifies.

ZAFRO

  1. 1A7202P-9Kwith ductless indoor unit A7202S-9KZAFRO1 ton · 9,000 Btu/h · DuctlessKeeps 98% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    8.0 (HSPF2)
    Below the middle
    49.4score / 100
  2. 2A7201P-9Kwith ductless indoor unit A7201S-9KZAFROAlso listed as A7201PW-9K, SE7203P-9K, SE7203P-9K-ASZ1 ton · 9,100 Btu/h · DuctlessKeeps 80% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    80% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.95 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    47.3score / 100
  3. 3A7202P-18Kwith ductless indoor unit A7202S-18KZAFROAlso listed as A7202PW-18K, SE7203S-18K, SE7203S-18K-ASZ1.5 tons · 18,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.09 (COP at 5°F)
    Good
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    42.2score / 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