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FRASER - JOHNSTON vs Ozone Spirit: heat pump ratings compared

One of these brands has too few models with every rating for an overall score; see each rating below.

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

FRASER - JOHNSTON

—

of similar heat pumps beaten by its typical model

Not enough rated models

18 models listed

Ozone Spirit

47%

of similar heat pumps beaten by its typical model

About 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°FFRASER - JOHNSTON: Not ratedOzone Spirit: Beats 72%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FFRASER - JOHNSTON: Not ratedOzone Spirit: Beats 15%
  • Winter-long heating efficiencyHSPF2FRASER - JOHNSTON: Beats 8%Ozone Spirit: Beats 14%
  • Summer-long cooling efficiencySEER2FRASER - JOHNSTON: Beats 8%Ozone Spirit: Beats 23%
  • Hot-day cooling efficiencyEER2FRASER - JOHNSTON: Beats 48%Ozone Spirit: Beats 17%

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

    FRASER - JOHNSTON
    0%
    Ozone Spirit
    16%

  • Xcel CC

    FRASER - JOHNSTON
    0%
    Ozone Spirit
    0%

  • CEE Advanced

    FRASER - JOHNSTON
    0%
    Ozone Spirit
    0%

  • ENERGY STAR CC

    FRASER - JOHNSTON
    0%
    Ozone Spirit
    0%

Top cold-climate picks, ductless 3.5–4.5 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.

Showing Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

FRASER - JOHNSTON

No ductless, 3.5–4.5 tons model from FRASER - JOHNSTON.

Ozone Spirit

No ductless, 3.5–4.5 tons model from Ozone Spirit.

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