Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
AIRTEMP vs iCongo: heat pump ratings compared
Against heat pumps of the same size and type, a typical AIRTEMP model beats 36% and a typical iCongo model 42%. iCongo rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
AIRTEMP
36%
of similar heat pumps beaten by its typical model
Well below average47 models listed
iCongo
42%
of similar heat pumps beaten by its typical model
Below average47 models listed
- Efficiency on a 5°F dayCOP at 5°FAIRTEMP: Beats 25%iCongo: Beats 37%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAIRTEMP: Beats 37%iCongo: Beats 52%
- Winter-long heating efficiencyHSPF2AIRTEMP: Beats 30%iCongo: Beats 49%
- Summer-long cooling efficiencySEER2AIRTEMP: Beats 35%iCongo: Beats 48%
- Hot-day cooling efficiencyEER2AIRTEMP: Beats 48%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
CEE 2025
- AIRTEMP
- 43%
- iCongo
- 32%
Xcel CC
- AIRTEMP
- 40%
- iCongo
- 32%
CEE Advanced
- AIRTEMP
- 4%
- iCongo
- 0%
ENERGY STAR CC
- AIRTEMP
- 26%
- iCongo
- 0%
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?
AIRTEMP
- 1UXH24-36MSK3IHwith ducted air handler UMD36MSK3IHAIRTEMP3 tons · 34,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 100% (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
- 2DXH36FMK3IHAIRTEMP3 tons · 36,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 92% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.90 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.1 (HSPF2)
- Below the middle
- 3DXH30FMK3IHAIRTEMP2.5 tons · 28,400 Btu/h · DuctedKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 87% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.88 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 8.1 (HSPF2)
- Below the middle
iCongo
- 1ZOD-36HIN4-M-SE18Hwith ducted air handler ZVMXFB-36HI1N4-C-M-SE18iCongo3 tons · 36,000 Btu/h · DuctedKeeps 115% of its heat at 5°FMeets 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
- Seasonal efficiency
- 10.1 (HSPF2)
- Great
- 2ZWDA-36HI1N4-M-SE18iCongo3 tons · 34,200 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets 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
- Seasonal efficiency
- 8.2 (HSPF2)
- Below the middle
- 3ZWDA-36HI1N4-M-SE18*iCongo3 tons · 34,200 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets 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
- Seasonal efficiency
- 8.2 (HSPF2)
- Below the middle
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