Our verdict on the Levoit Core 400S Smart Air Purifier
- Buy it if
- You want a reliable HEPA purifier for a big bedroom or living room that is quiet and cheap to run.
- Skip it if
- You need to clean a very large open space.
- Best for
- Most rooms
- Key feature
- Big-room HEPA cleaning with an app
- Typical price
- £179–£219
Key specifications
| Room size | Up to about 80 m² |
|---|---|
| CADR | About 410 m³/h |
Who should buy it, and who should skip it
A good fit if you
- want a reliable HEPA purifier for a big bedroom or living room that is quiet and cheap to run
- value h13 True HEPA filter
- can spend around £179–£219
Skip it if you
- need to clean a very large open space
- mind that bulky
Pros and cons
Pros
- H13 True HEPA filter
- Quiet sleep mode
- App and auto mode
- Affordable filters
Cons
- Bulky
- Filter changes every 6–8 months
What it is
The Levoit Core 400S Smart Air Purifier is an air purifier from Levoit, typically £179–£219. Its headline feature is big-room HEPA cleaning with an app, and it is best for most rooms.
What stands out
- H13 True HEPA filter
- Quiet sleep mode
- App and auto mode
- Affordable filters
What to know
- Bulky
- Filter changes every 6–8 months
Is it worth it?
If you want a reliable HEPA purifier for a big bedroom or living room that is quiet and cheap to run, the Levoit Core 400S Smart Air Purifier is a strong choice. If you need to clean a very large open space, look elsewhere. The Blueair Blue Pure 211i Max (£229–£319) is the alternative for large rooms. The Levoit Core 300 True HEPA Air Purifier (£69–£89) is the alternative for small rooms and budgets.
Alternatives worth considering
Levoit · Air Purifiers
Levoit Core 300 True HEPA Air Purifier
Buy it if You want an affordable purifier for a small bedroom, nursery or office.
- Verdict
- Buy
- Best for
- Small rooms and budgets
- Typical price
- £69–£89
Pros
- Very affordable
- Quiet sleep mode
Cons
- Small room coverage
Blueair · Air Purifiers
Blueair Blue Pure 211i Max
Buy it if You need to clean a large living room or open plan space quietly.
- Verdict
- Buy
- Best for
- Large rooms
- Typical price
- £229–£319
Pros
- High clean air delivery
- Quiet operation
Cons
- Bulky
Frequently asked questions
Is the Levoit Core 400S Smart Air Purifier worth it?
Yes. The Levoit Core 400S Smart Air Purifier stands out for big-room HEPA cleaning with an app, and it suits you if you want a reliable HEPA purifier for a big bedroom or living room that is quiet and cheap to run. Skip it if you need to clean a very large open space.
Who should skip it?
If you need to clean a very large open space, an alternative will suit you better.
Is the Levoit Core 400S Smart Air Purifier worth it?
Yes. The Levoit Core 400S Smart Air Purifier stands out for big-room HEPA cleaning with an app, and it suits you if you want a reliable HEPA purifier for a big bedroom or living room that is quiet and cheap to run. Skip it if you need to clean a very large open space.
What are the downsides of the Levoit Core 400S Smart Air Purifier?
Bulky. Filter changes every 6–8 months