Air Purifier Comparisons

Head-to-head matchups on cost, noise, room coverage, and certification.

• Levoit Core 300S vs Core 400S — Is the £90 upgrade worth it? Break-even table included.
• Coway Airmega Mighty vs Levoit Core 400S — 3-year TCO, certification, and smart features compared.
• Blueair Blue Max 3250i vs Levoit Core 300S — The bedroom decision settled on night-time noise data.