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Manuflow vs Wells: heat pump ratings compared

Against heat pumps of the same size and type, a typical Manuflow model beats 47% and a typical Wells model 63%. Wells rates higher overall.

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

Manuflow

47%

of similar heat pumps beaten by its typical model

About average

23 models listed

Wells

63%

of similar heat pumps beaten by its typical model

Well above average

37 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°FManuflow: Beats 37%Wells: Beats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FManuflow: Beats 42%Wells: Beats 61%
  • Winter-long heating efficiencyHSPF2Manuflow: Beats 56%Wells: Beats 74%
  • Summer-long cooling efficiencySEER2Manuflow: Beats 58%Wells: Beats 62%
  • Hot-day cooling efficiencyEER2Manuflow: Beats 38%Wells: Beats 59%

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

    Manuflow
    83%
    Wells
    87%

  • Xcel CC

    Manuflow
    78%
    Wells
    81%

  • CEE Advanced

    Manuflow
    0%
    Wells
    3%

  • ENERGY STAR CC

    Manuflow
    0%
    Wells
    84%

Top cold-climate picks, ducted 2.5–3 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 Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

Manuflow

No ducted, 2.5–3 tons model from Manuflow.

Wells

  1. 1WOM-36HH5/230Wells3 tons · 36,000 Btu/h · DuctedKeeps 106% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    106% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.4 (HSPF2)
    Top 10%
    82.5score / 100
  2. 2WOS-33PRE/230with ducted air handler WIAH-36MOC/230Wells3 tons · 33,000 Btu/h · DuctedKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    97% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    75.8score / 100
  3. 3WDHP-36HHwith ducted air handler WDAH-36MOCWells3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 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