Appliances head-to-head
Blueair Blue Pure 211+vsLevoit Core 300S
Blueair Blue Pure 211+ vs Levoit Core 300S, scored side by side on all 5 Appliances axes. Overall 8.3 to 8.0.
Blueair Blue Pure 211+
Blueair
8.3
Moves a large room's worth of air while staying quiet enough to forget about.
Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.
Levoit Core 300S
Levoit
8.0
The bedside pick: small, genuinely quiet on low, and cheap to keep running.
Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.
Where they diverge
Two products can average the same and still feel different, because the shape of the scores differs. Left of center is Blueair Blue Pure 211+, right is Levoit Core 300S.
Blueair Blue Pure 211+
Axis
Levoit Core 300S
- 8.4Performance6.8
- 8.2Value8.8
- 7.8Durability7.0
- 8.6Ease of use8.4
- 8.6Quietness8.8
Which one to pick
Take the Blueair Blue Pure 211+
Leads on Performance, Durability and Ease of use.
- An open-plan living space rather than a bedroom-sized box
- You want one control and no app
- The washable fabric sleeve catching pet hair appeals to you
Take the Levoit Core 300S
Leads on Value and Quietness.
- A bedroom or a nursery where night-time noise decides everything
- You want scheduling and a sleep mode from an app
- Cheap replacement filters matter over years of ownership
What each one gets wrong
Blueair Blue Pure 211+
- You want a display showing particulate readings
- Carbon filtration for cooking smells is a priority
Levoit Core 300S
- A large or open-plan room — this will run flat out and lose
- You expect the plastics to survive being knocked around
Specs, side by side
| Spec | Blueair Blue Pure 211+ | Levoit Core 300S |
|---|---|---|
| Coverage | Large rooms | Small rooms |
| Filter | Fabric pre-filter plus particle filter | Three-stage, several variants |
| Controls | One button, three speeds | App, scheduling, sleep mode |
Rankings they both appear in
- The quietest machines to run in a small apartmentWhich household machines can you run without annoying everyone in the flat?
- Air purifiers quiet enough to sleep besideWhich purifier can you actually leave running while you sleep?
- Air purifiers, scored on five axesWhich air purifier is still worth owning after the second filter change?
Questions
- Blueair Blue Pure 211+ or Levoit Core 300S — which should I buy?
- Blueair Blue Pure 211+ leads on Performance, Durability and Ease of use. If Value and Quietness matter more to you, take the Levoit Core 300S instead.
- How far apart are they overall?
- Blueair Blue Pure 211+ scores 8.3 and Levoit Core 300S scores 8.0, a gap of 0.3. The total is the plain average of the 5 axes used in Appliances.