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Air purifiers ยท Levoit
Levoit LAP-C511S-WUS air purifier
Rated for rooms up to 467 sq ft. Puts out 301 cfm of smoke-free air per minute.
Where it ranks
#4 in Best air purifiers for rooms of 300 to 500 sq ft with app control19 models compared#3 in Best air purifiers for rooms of 300 to 500 sq ft rated most efficient5 models compared#5 in Best air purifiers for allergies in rooms of 300 to 500 sq ft with app control19 models compared#4 in Best air purifiers for dust in rooms of 300 to 500 sq ft with app control19 models compared#4 in Best low-energy air purifiers for rooms of 300 to 500 sq ft with app control19 models compared
Full specs
Cleaning power
| Room size it is rated forThe largest room it cleans well in the certification test. | 467 sq ft | |
| Clean air per minute: smokeHow much smoke-free air it puts out each minute. Higher cleans faster. | 301 cfm | |
| Clean air per minute: dustThe same test for dust. | 298 cfm | |
| Clean air per minute: pollenThe same test for pollen. Matters most for allergies. | 319 cfm |
Running cost
| Electricity per yearMeasured use when running all year. Multiply by your power price. | 194 kWh | |
| Among the most efficient of 2025 | Yes |
Filters
| Main filter | HEPA-Type |
Safety
| Ozone it gives offOzone irritates lungs. 0 means none was measured. | 0 ppb |
Features
| Automatic modeAn air quality sensor adjusts the speed on its own. | No | |
| App control | Yes |
Source: this model on the ENERGY STAR list, checked 2026-11-09. Model number LAP-C511S-WUS.