Rank 5 of 6 in Air purifiers Sources disagree
Levoit Core 300S
broadly tested 6 tests from 4 countries · 4 of them not from the UK
Score by criterion
Air cleaning 67
Noise 79
Ease of use 89
Running costs 76
Prices · United Kingdom
Retailers
Strengths
- Very quiet in sleep mode (20 dB) and frugal: 2 to 19 W measured (Trusted Reviews)
- Clear, helpful app, rated 5 out of 5 (TechRadar)
- Running costs clearly below the average of the models tested there (HouseFresh)
Weaknesses
- Too weak for large rooms: particle filtration rate 6.8 out of 10 (RTINGS), 45 minutes for the test room (HouseFresh)
- Loud at top speed, around 62 dB; cleaning takes long above 30 m² (testit.de)
- Sensor only detects fine dust, no volatile organic compounds (Trusted Reviews)
Tests reviewed
| Source | Country | Issue | Original verdict | Converted |
|---|---|---|---|---|
| testit.de | Germany | Test 09/2026, Preis-Leistungs-Sieger | Befriedigend (2,5) | 75 |
| Le Café du Geek | France | 04/2026 | 8/10 | 80 |
| TechRadar | United Kingdom | 05/2023 | 4.5/5 | 90 |
| Trusted Reviews | United Kingdom | 06/2022 | 4/5 | 80 |
| HouseFresh | USA | 12/2023 | 60 % | 60 |
| RTINGS | USA | 05/2024 | Bedroom 8.0 · Pets 7.2 · Particle Filtration Rate 6.8 · Footprint 7.9 | – |
Where the tests disagree.
Each dot is the average test result of one country, converted to 0–100. The further apart the dots, the more it pays to read the individual reports.
Levoit Core 300S ± 13 pts
Specifications
| Clean air delivery rate (CADR) | 240 m³/h |
|---|---|
| Dimensions | 22 × 22 × 36 cm |
| Weight | 2.7 kg |
| Power | 26 W |