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LG vs RUSSELL: heat pump ratings compared
Against heat pumps of the same size and type, a typical LG model beats 56% and a typical RUSSELL model 33%. LG rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
LG
56%
of similar heat pumps beaten by its typical model
Above average100 models listed
RUSSELL
33%
of similar heat pumps beaten by its typical model
Well below average111 models listed
- Efficiency on a 5°F dayCOP at 5°FLG: Beats 56%RUSSELL: Beats 37%
- Heating power kept at 5°FCapacity at 5°F vs 47°FLG: Beats 57%RUSSELL: Beats 21%
- Winter-long heating efficiencyHSPF2LG: Beats 51%RUSSELL: Beats 24%
- Summer-long cooling efficiencySEER2LG: Beats 49%RUSSELL: Beats 28%
- Hot-day cooling efficiencyEER2LG: Beats 64%RUSSELL: Beats 36%
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
- LG
- 86%
- RUSSELL
- 11%
Xcel CC
- LG
- 78%
- RUSSELL
- 7%
CEE Advanced
- LG
- 11%
- RUSSELL
- 0%
ENERGY STAR CC
- LG
- 64%
- RUSSELL
- 12%
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?
LG
- 1ZRUM036GSS0LG3 tons · 36,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 100% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.20 (COP at 5°F)
- Great
- Seasonal efficiency
- 10.1 (HSPF2)
- Great
- 2KUMXA361ALG3 tons · 36,000 Btu/h · DuctedKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 100% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.25 (COP at 5°F)
- Great
- Seasonal efficiency
- 10.0 (HSPF2)
- Great
- 3KUSXA301Awith ducted air handler MSVT36***864FAALG2.5 tons · 29,000 Btu/h · DuctedKeeps 112% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 112% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.04 (COP at 5°F)
- Good
- Seasonal efficiency
- 9.8 (HSPF2)
- Great
RUSSELL
- 1RD18AY36AJVCwith indoor coil TCFY3621MTANM and furnace S801V0504A17UHSRUSSELL2.5 tons · 32,200 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
- 2.10 (COP at 5°F)
- Great
- Seasonal efficiency
- 10.0 (HSPF2)
- Great
- 2SP19AY36AJVCwith indoor coil TCFY3621MEAAM and furnace S802V0504A17UHRUSSELL3 tons · 34,200 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
- 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.
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