Filter replacement cost matters
A lower sticker price is not always cheaper over 12 months. Check the cost and frequency of replacement filters before deciding.
Live catalog snapshot
Singapore buyers usually compare air purifiers on room size coverage, filter replacement cost, and whether Shopee, Lazada, or local retailers are running bundle promotions. Prices below refresh from BuyWhere's live search index — start from S$249 for a Xiaomi Smart Air Purifier 4, scale up to S$699 for a Dyson Purifier Cool — and we surface the annual filter cost alongside each pick so the cheapest listing does not quietly become the most expensive one.
Quick next step
Check live offers across Singapore retailers in one BuyWhere search flow.
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Editor summary
| Model | Price | Coverage | Filter | Best For |
|---|---|---|---|---|
| Dyson Purifier Cool Gen1 | S$699 | Large rooms | HEPA + carbon | Premium all-rounder |
| Philips 3000i Series | S$459 | Living rooms | NanoProtect HEPA | Balanced family choice |
| Xiaomi Smart Air Purifier 4 | S$249 | Bedrooms | True HEPA | Best value |
| Sharp Plasmacluster FP-J80E | S$399 | Medium rooms | HEPA + deodorising | Quiet operation |
| Sterra Breeze Pro | S$329 | Bedrooms | HEPA | Local DTC option |
Buying signals
A lower sticker price is not always cheaper over 12 months. Check the cost and frequency of replacement filters before deciding.
For HDB bedrooms, noise on the low setting often matters more than maximum airflow specs.
Shopee, Lazada, and local electronics chains often rotate vouchers that can materially change the real landed price.
What to check
Developer angle
Use BuyWhere APIs to track product availability and pricing across electronics marketplaces and local retailers.
Explore the APICheck live prices yourself
Every product card on this page is a snapshot of BuyWhere's live catalog. If you are building an agent, a price tracker, or just want to verify a listing, you can hit the same endpoint the page renders. No scraping, no proxies — one signed HTTP call and the JSON comes back. Three ways in:
No auth required for low-volume reads. Returns the same merchant metadata this page ranks on.
curl "https://api.buywhere.ai/v1/products/search?q=air%20purifier%20Singapore&country_code=sg&limit=6"Connect once and your agent can call search_products, find_best_price, and get_deals directly.
Higher rate limits and MCP access need a key. Register takes one POST; the free tier is enough for most prototypes.
curl -X POST "https://api.buywhere.ai/v1/auth/register?verify=false" \
-H "Content-Type: application/json" \
-d '{"agent_name":"my-agent"}'FAQ
For many households, the Philips 3000i and Dyson Purifier Cool remain strong picks because they balance filtration performance, local availability, and trusted after-sales support.
Yes, especially for bedrooms, homes with pets, or buyers sensitive to dust and haze. The biggest benefit is better day-to-day air quality in enclosed rooms.
Look at room coverage, noise, official warranty coverage, and the ongoing cost of filters before choosing the cheapest listing.
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