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COSTWAY vs iCongo: heat pump ratings compared

Against heat pumps of the same size and type, a typical COSTWAY model beats 46% and a typical iCongo model 42%. COSTWAY 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

iCongo

42%

of similar heat pumps beaten by its typical model

Below average

47 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%iCongo: Beats 37%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FCOSTWAY: Beats 35%iCongo: Beats 52%
  • Winter-long heating efficiencyHSPF2COSTWAY: Beats 45%iCongo: Beats 49%
  • Summer-long cooling efficiencySEER2COSTWAY: Beats 49%iCongo: Beats 48%
  • Hot-day cooling efficiencyEER2COSTWAY: Beats 36%iCongo: Beats 28%

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%
    iCongo
    32%

  • Xcel CC

    COSTWAY
    43%
    iCongo
    32%

  • CEE Advanced

    COSTWAY
    0%
    iCongo
    0%

  • ENERGY STAR CC

    COSTWAY
    30%
    iCongo
    0%

All-around best, ducted 2.5–3 tons

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

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

COSTWAY

  1. 1FP10982USwith ducted air handler FP10985USCOSTWAY3 tons · 34,000 Btu/h · DuctedCold-climate pick, score 64.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    18.6 (SEER2)
    Great
    Hot-day cooling
    11.7 (EER2)
    Good
    67.3score / 100Heating 65 · Cooling 70
  2. 2FP11135US*COSTWAY3 tons · 34,000 Btu/h · DuctedCold-climate pick, score 62.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.5 (HSPF2)
    Top 10%
    Cooling efficiency
    20.5 (SEER2)
    Top 10%
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    64.0score / 100Heating 62 · Cooling 66
  3. 3FP11134US*COSTWAY2.5 tons · 27,000 Btu/h · DuctedCold-climate pick, score 49.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.88 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    21.0 (SEER2)
    Top 10%
    Hot-day cooling
    11.1 (EER2)
    Below the middle
    59.6score / 100Heating 50 · Cooling 69

iCongo

  1. 1ZOT6P-36HIN4-M-SE20with ducted air handler ZVMXFB-36HI1N4-M-SE20iCongo3 tons · 36,000 Btu/h · DuctedNot a cold-climate pick: keeps 64% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    64% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    8.1 (HSPF2)
    Below the middle
    Cooling efficiency
    19.3 (SEER2)
    Great
    Hot-day cooling
    11.0 (EER2)
    Below the middle
    54.1score / 100Heating 48 · Cooling 60
  2. 2ZOD-36HIN4-M-SE18Hwith ducted air handler ZVMXFB-36HI1N4-C-M-SE18iCongo3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 69.2Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    115% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.1 (HSPF2)
    Great
    Cooling efficiency
    17.1 (SEER2)
    Good
    Hot-day cooling
    10.0 (EER2)
    Below the middle
    52.3score / 100Heating 69 · Cooling 35
  3. 3ZWDA-36HI1N4-M-SE18iCongo3 tons · 34,200 Btu/h · DuctedCold-climate pick, score 43.5Meets Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.2 (HSPF2)
    Below the middle
    Cooling efficiency
    18.5 (SEER2)
    Great
    Hot-day cooling
    10.8 (EER2)
    Below the middle
    47.7score / 100Heating 44 · Cooling 52

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.

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