Best efficiency
Mini-splitENERGY STAR
MRCOOL DIY 4th Gen 12K
Cooling
12,000 BTU
Covers
500 ft²
Efficiency
22 SEER2
Noise
32 dB
$1099 est.
via partner retailers Mini-split ENERGY STAR
LG Art Cool LA120HSV5
by LG · Model LA120HSV5
The Art Cool Mirror hides serious 22 SEER2 performance behind the best-looking panel in the category.
Cooling
12,000 BTU
Covers
550 ft²
Efficiency
22 SEER2
Noise
19 dB
$2099 est.
typical street price · via SupplyHouse Is 12,000 BTU right for your room? Run the sizing calculator
Strengths & trade-offs
Pros
- Mirror-finish designer indoor panel
- Built-in ThinQ WiFi with voice control
- 19 dB low-speed operation
Cons
- Premium price for 12K class
- Heating output fades in deep cold
What the LG Art Cool LA120HSV5 costs to run
Estimated from this unit's 22 SEER2 rating at 8 hours/day of cooling, using average residential electricity rates for each US climate zone. Your usage and utility rate will shift these numbers — run the calculator for your exact room.
| Climate zone | Example regions | Est. cost / month |
|---|---|---|
| Cool North | Pacific NW, Upper Midwest, New England | $24 /mo |
| Mixed / Temperate | Mid-Atlantic, Midwest, Mountain | $25 /mo |
| Hot & Humid | Southeast, Gulf Coast, Texas | $21 /mo |
| Hot & Dry | Southwest, Desert | $22 /mo |
Full specifications
| Type | Mini-split air conditioner |
| Cooling capacity | 12,000 BTU |
| Rated coverage | 550 ft² |
| Efficiency | 22 SEER2 |
| Noise (low) | 19 dB |
| Smart features | App, Voice, Scheduling |
| ENERGY STAR | Yes |
| Model number | LA120HSV5 |
| Typical street price | $2099 |
Specs from manufacturer data; price and ratings are snapshots and may vary. See how we evaluate.
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Full comparison table Compare it against
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Senville LETO SENL-12CD
Cooling
12,000 BTU
Covers
550 ft²
Efficiency
21.2 SEER2
Noise
28 dB
$799 est.
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Pioneer Diamante WYS012
Cooling
12,000 BTU
Covers
500 ft²
Efficiency
20 SEER
Noise
34 dB
$949 est.
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