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MBO vs THERMOFLUX: 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

MBO

—

of similar heat pumps beaten by its typical model

Not enough rated models

9 models listed

THERMOFLUX

43%

of similar heat pumps beaten by its typical model

Below average

9 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°FMBO: Not ratedTHERMOFLUX: Beats 25%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FMBO: Not ratedTHERMOFLUX: Beats 66%
  • Winter-long heating efficiencyHSPF2MBO: Beats 6%THERMOFLUX: Beats 61%
  • Summer-long cooling efficiencySEER2MBO: Beats 25%THERMOFLUX: Beats 50%
  • Hot-day cooling efficiencyEER2MBO: Beats 33%THERMOFLUX: Beats 22%

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

    MBO
    0%
    THERMOFLUX
    44%

  • Xcel CC

    MBO
    0%
    THERMOFLUX
    44%

  • CEE Advanced

    MBO
    0%
    THERMOFLUX
    0%

  • ENERGY STAR CC

    MBO
    0%
    THERMOFLUX
    44%

All-around best, ductless 2.5–3 tons

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

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

MBO

None of MBO’s ductless, 2.5–3 tons models has all five ratings.

THERMOFLUX

No ductless, 2.5–3 tons model from THERMOFLUX.

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