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DUOHOME vs EMI: heat pump ratings compared
Against heat pumps of the same size and type, a typical DUOHOME model beats 57% and a typical EMI model 62%. EMI rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
DUOHOME
57%
of similar heat pumps beaten by its typical model
Above average39 models listed
EMI
62%
of similar heat pumps beaten by its typical model
Well above average15 models listed
- Efficiency on a 5°F dayCOP at 5°FDUOHOME: Beats 61%EMI: Beats 56%
- Heating power kept at 5°FCapacity at 5°F vs 47°FDUOHOME: Beats 48%EMI: Beats 63%
- Winter-long heating efficiencyHSPF2DUOHOME: Beats 66%EMI: Beats 69%
- Summer-long cooling efficiencySEER2DUOHOME: Beats 63%EMI: Beats 61%
- Hot-day cooling efficiencyEER2DUOHOME: Beats 47%EMI: Beats 60%
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
- DUOHOME
- 87%
- EMI
- 87%
Xcel CC
- DUOHOME
- 74%
- EMI
- 73%
CEE Advanced
- DUOHOME
- 0%
- EMI
- 7%
ENERGY STAR CC
- DUOHOME
- 0%
- EMI
- 73%
Top cold-climate picks, ducted up to 1.5 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, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?
DUOHOME
- 1DOX230-09HFN10-M1with ducted air handler DTJ-09HWFN10-M1-DDUOHOME1 ton · 9,000 Btu/h · DuctedKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 83% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.32 (COP at 5°F)
- Great
- Seasonal efficiency
- 11.5 (HSPF2)
- Top 10%
- 2DOX230-12HFN10-M1with ducted air handler DTJM-12HWFN10-M1-DDUOHOME1 ton · 12,000 Btu/h · DuctedKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 74% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.44 (COP at 5°F)
- Top 10%
- Seasonal efficiency
- 10.5 (HSPF2)
- Great
- 3D3OX430-18HFN10-M1-DDUOHOME1.5 tons · 18,000 Btu/h · DuctedKeeps 77% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 77% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.30 (COP at 5°F)
- Great
- Seasonal efficiency
- 10.0 (HSPF2)
- Great
EMI
- 1EMXMZ218DAEMI1.5 tons · 19,000 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
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.0 (HSPF2)
- Great
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