Levoit Eleva 300X vs Winix T500
Two of the bedroom & small-room air purifiers in our best bedroom & small-room air purifiers: quietest levoit, coway, blueair & winix comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.
Best for: 20 dB sleep mode with separate HEPA and carbon filters
Check price at AmazonBest for: A 162 CFM Wi-Fi purifier with a 12-month carbon filter
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Levoit Eleva 300X | Winix T500 | Weight |
|---|---|---|---|
| Quietest settingThe lowest listed noise level, usually sleep mode. Under about 25 dB is near-silent in a bedroom. Shark and Honeywell don't list noise, so they score at the lowest published value in the category. | 20 dB | 25.4 dB | 30% |
| Smoke CADRSmoke CADR when listed (Levoit lists one headline CADR). About 100 CFM suits a 150 sq ft bedroom, and 160 CFM suits 240 sq ft. | 161 CFM | 162 CFM | 25% |
| Loudest settingTop-speed noise, for when you boost it after cooking or during pollen season. Left out when the maker lists only the minimum. | 50 dB | Not listed | 15% |
| CADR per wattComputed by us: smoke CADR divided by rated power. A bedroom unit often runs all night, every night. | 6.3 CFM/W | Not listed | 10% |
| Carbon or odor stage includedYes when the included filter has an activated-carbon or deodorization layer, per the maker's page. | Yes | Yes | 10% |
| Main filter lifeThe maker's 'up to' life for the main filter. Usage assumptions vary by brand. | 12 months | 12 months | 10% |
| CADR | 161 CFM (AHAM Verifide) | Not listed | info |
| Ideal room size | 250 ft² (4.8 ACH) / 1,200 ft² (1 ACH) | Not listed | info |
| Filters | Pre-filter/HEPA + separate activated carbon filter (4 carbon filter options) | Not listed | info |
| Filter life | 6–12 months depending on filter type | HEPA 12 months; carbon 12 months | info |
| Noise | 20–50 dB | Not listed | info |
| Rated power | <25.5 W (Energy Star 3.0) | Not listed | info |
| Weight | 9.9 lb | 6.7 lb | info |
| CADR (dust / pollen / smoke) | Not listed | 172 / 174 / 162 | info |
| AHAM room size | Not listed | 251 ft² | info |
| Filter | Not listed | 4-stage: True HEPA + activated carbon | info |
| Minimum noise | Not listed | 25.4 dB | info |
| Smart | Not listed | Wi-Fi, Alexa, Google Home | info |
| AirPick score | 6.2/10 | 4.8/10 | 100% |
Where each one comes out ahead
Levoit Eleva 300X
Better published figure on: Quietest setting.
What we like
- Replace HEPA and carbon separately
- Energy Star
Watch out for
- Filter life as short as 6 months, depending on type
Winix T500
Better published figure on: Smoke CADR.
What we like
- Carbon rated 12 months
- Wi-Fi
Watch out for
- Power and top noise not listed
Verdict
Same class (161 vs 162 CFM). Eleva starts at 20 vs 25.4 dB and lets you choose among carbon filters. Winix rates both of its filters at 12 months.
- Levoit Eleva 300X: Levoit: Eleva 300X
- Winix T500: Winix: T500