Expert Guide
Best Budget Air Purifiers Under £150 (2026)
Best Budget Air Purifiers Under £150 (2026)
Cheap vs. Good Value
There are hundreds of plastic heaps on Amazon for £40. Avoid them. A true budget air purifier typically costs between £80 and £150. Below that, the fans are too weak to be effective for anything but a cupboard.
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View Best Overall Picks (2026)
Best For The Money
Verified performance for under £150.
| Model | CADR | Smart? | Filter Cost | Price | Score |
|---|---|---|---|---|---|
| Levoit Core 300S | 240 m³/h | Yes | £35/6mo | £149 | 9.2 |
| Xiaomi Smart 4 Lite | 360 m³/h | Yes | £35/yr | £99 | 8.7 |
| Levoit Core 200S | 170 m³/h | Yes | £29/6mo | £99 | 8.5 |
Best Overall Budget Pick
Levoit Core 300S Smart Air Purifier
The Levoit Core 300S squeezes in just under the £150 mark (often on sale for less) and offers features usually reserved for £300+ models. It is the best "pound-for-pound" purifier on the market.
Coverage
41 m²
Running Cost
£35 / 6-8mo
Cheapest High-Performance
Xiaomi Smart Air Purifier 4 Lite
If you want maximum clean air for minimum cash, the Xiaomi Smart Air Purifier 4 Lite is unbeatable. It has a higher CADR than the Levoit for less money, though the design is a bit more industrial.
Coverage
43 m²
Running Cost
£35 / 6-12mo
Buying Guide: Watch the Running Costs
A cheap unit might seem like a steal, but check the filter price. Some £50 units require £40 filters every 3 months. The models we recommend here all have reasonably priced replacements available in the UK.
Summary
For most people, the **Levoit Core 300S** is the safe bet. If you are strictly counting pennies, the **Xiaomi 4 Lite** is an incredible bargain.
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