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TEMP SHIFT vs ZAFRO: heat pump ratings compared

Against heat pumps of the same size and type, a typical TEMP SHIFT model beats 66% and a typical ZAFRO model 33%. TEMP SHIFT rates higher overall.

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

TEMP SHIFT

66%

of similar heat pumps beaten by its typical model

Well above 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°FTEMP SHIFT: Beats 52%ZAFRO: Beats 62%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FTEMP SHIFT: Beats 79%ZAFRO: Beats 33%
  • Winter-long heating efficiencyHSPF2TEMP SHIFT: Beats 79%ZAFRO: Beats 22%
  • Summer-long cooling efficiencySEER2TEMP SHIFT: Beats 61%ZAFRO: Beats 33%
  • Hot-day cooling efficiencyEER2TEMP SHIFT: Beats 62%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

    TEMP SHIFT
    95%
    ZAFRO
    63%

  • Xcel CC

    TEMP SHIFT
    90%
    ZAFRO
    58%

  • CEE Advanced

    TEMP SHIFT
    5%
    ZAFRO
    0%

  • ENERGY STAR CC

    TEMP SHIFT
    0%
    ZAFRO
    0%

All-around best, ducted 5 tons and up

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

Showing Ducted, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

TEMP SHIFT

No ducted, 5 tons and up model from TEMP SHIFT.

ZAFRO

No ducted, 5 tons and up model from ZAFRO.

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