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COSTWAY vs Pioneer: heat pump ratings compared

Against heat pumps of the same size and type, a typical COSTWAY model beats 46% and a typical Pioneer model 47%. Pioneer rates slightly higher overall.

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

COSTWAY

46%

of similar heat pumps beaten by its typical model

About average

47 models listed

Pioneer

47%

of similar heat pumps beaten by its typical model

About average

46 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°FCOSTWAY: Beats 57%Pioneer: Beats 41%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCOSTWAY: Beats 35%Pioneer: Beats 43%
  • Winter-long heating efficiencyHSPF2COSTWAY: Beats 45%Pioneer: Beats 56%
  • Summer-long cooling efficiencySEER2COSTWAY: Beats 49%Pioneer: Beats 56%
  • Hot-day cooling efficiencyEER2COSTWAY: Beats 36%Pioneer: Beats 40%

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

    COSTWAY
    64%
    Pioneer
    74%

  • Xcel CC

    COSTWAY
    43%
    Pioneer
    70%

  • CEE Advanced

    COSTWAY
    0%
    Pioneer
    0%

  • ENERGY STAR CC

    COSTWAY
    30%
    Pioneer
    54%

Top cold-climate picks, ductless 5 tons and up

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

COSTWAY

No ductless, 5 tons and up model from COSTWAY.

Pioneer

No ductless, 5 tons and up model from Pioneer.

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