1HVAC heat pumps: how do their ratings compare?

A typical 1HVAC heat pump beats 61% of similar heat pumps (same size and type), which is well above average. 1HVAC has 70 heat pump models in this list.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated Oct 10, 2026

Overall score

61%

of similar heat pumps beaten by its typical model

Well above average

1HVAC has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 90 models with every rating.

1HVAC, rating by ratingStrongest on winter-long heating efficiency (beats 71%), weakest on hot-day cooling efficiency (beats 55%).

Efficiency on a 5°F dayCOP at 5°FBeats 57%
Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 59%
Winter-long heating efficiencyHSPF2Beats 71%
Summer-long cooling efficiencySEER2Beats 64%
Hot-day cooling efficiencyEER2Beats 55%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want 1HVAC’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

87%
meet CEE 2025 Tier 1, the level many utility rebates use.
61 models. All brands: 57%.
See them
74%
meet Xcel Energy Colorado’s cold-climate rebate levels.
52 models. All brands: 53%.
See them
4%
reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.
3 models. All brands: 3%.
See them

Top 1HVAC cold-climate picks, by size

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), the most-listed ducted size. Pick yours above. What size is my system?

11 of 1HVAC’s 12 models of this size and type qualify.

1ACIQ-36ZPL-HP230Cwith ducted air handler ACIQ-36CD-HH-MC1HVAC3 tons · 36,000 Btu/h · DuctedKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
Heat kept at 5°F
90% (Capacity at 5°F vs 47°F)
Good
Efficiency at 5°F
2.10 (COP at 5°F)
Great
Seasonal efficiency
11.1 (HSPF2)
Top 10%
83.2score / 100
2ACIQ-36Z-HH-M5C1HVAC3 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
3ACIQ-30-HPDwith ducted air handler ACIQ-30W-WMB1HVAC2.5 tons · 30,000 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
10.2 (HSPF2)
Great
78.4score / 100
4ACIQ-36-HP32with ducted air handler ACIQ-36-AH321HVAC3 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
76.9score / 100
5ACIQ-36-HPDwith ducted air handler ACIQ-36-AHD1HVACAlso listed as EZ-36-HPB3 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.

What to do next

The advanced view has 1HVAC’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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