Levoit
Levoit Core 300S
$149.99Cheaper
Released 2021
Best Air Purifiers · head-to-head
Levoit Core 300S vs Rabbit Air BioGS 2.0
A sourced, side-by-side comparison. Levoit Core 300S is cheaper at $149.99. Every spec and price links to its source.
Rabbit Air
Rabbit Air BioGS 2.0
$369.95
Released 2017
Which is better: the Levoit Core 300S or Rabbit Air BioGS 2.0?
The Levoit Core 300S wins 1 of the 1 specs we compare head to head; the other wins 0. The Levoit Core 300S is the cheaper at $149.99. The Levoit Core 300S both leads on specs and costs less — the straightforward pick.
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Key specs, head to head
The numbers that decide it, drawn to scale — longer bar wins, the accent bar is the stronger figure.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec |  Levoit Core 300S |  Rabbit Air BioGS 2.0 |
|---|---|---|
| US price | $149.99 | $369.95 |
| Brand | Levoit | Rabbit Air |
| Released | 2021 | 2017 |
| Cadr smoke (CFM) | 141 | 136 |
| Coverage (sq ft) | 219 | 550 |
| Hepa | Yes | Yes |
| Filter type | Pre-filter + True HEPA + Activated Carbon (3-stage) | Pre-filter + BioGS HEPA + Dual Hive AC Charcoal + Negative Ion Generator (4-stage) |
| Noise db (min) | 22 | 22.8 |
| Smart | Yes | No |
| Energy star | No | No |
| Release | 2021 | 2017 |
Sources — Levoit Core 300S: levoit.com (verified 2026-11-06). Rabbit Air BioGS 2.0: rabbitair.com (verified 2026-06-15).
What's the difference between the Levoit Core 300S and Rabbit Air BioGS 2.0?
Where the two actually differ on the specs we track (5 of 7). Matching specs are omitted.
- Cadr smoke (CFM): Levoit Core 300S 141 vs Rabbit Air BioGS 2.0 136
- Coverage (sq ft): Levoit Core 300S 219 vs Rabbit Air BioGS 2.0 550
- Filter type: Levoit Core 300S Pre-filter + True HEPA + Activated Carbon (3-stage) vs Rabbit Air BioGS 2.0 Pre-filter + BioGS HEPA + Dual Hive AC Charcoal + Negative Ion Generator (4-stage)
- Noise db (min): Levoit Core 300S 22 vs Rabbit Air BioGS 2.0 22.8
- Smart: Levoit Core 300S true vs Rabbit Air BioGS 2.0 false
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Levoit Core 300S
Two whitelisted hands-on testers reviewed this exact model: TechRadar (2023) and Tom's Guide (2025). Both measured it as genuinely quiet (60dB max at high speed) and praised its compact, low-cost, easy-to-set-up design. Both flagged sluggish, sometimes absent sensor response to sudden air-quality changes, making it better for steady background use than reactive cleanup. (2 sourced reviews, 2 lab-tested.)
Praised: Quiet operation overall; both measured 60dB max at high speed; Compact, lightweight, unobtrusive design that sets up in about 5 minutes; Strong value and smart features for a budget/mid-range price.
Flagged: Slow or missing sensor response to sudden air-quality changes; No replacement filters included; filters must be bought separately; App is basic and adds little beyond the on-unit controls.
Rabbit Air BioGS 2.0
Only one whitelisted tester, Tom's Guide, hands-on reviewed this exact model. It calls the BioGS 2.0 a quiet, inexpensive purifier that cleans a mid-sized room well, but flags weak airflow and the absence of WiFi or an app. Consensus rests on a single source. (1 sourced review, 1 lab-tested.)
Praised: Quiet operation — peak wind noise measured at 56 dBA, far below noisier rivals; Inexpensive at $369, roughly half the price of comparable purifiers; Simple to operate with a remote control and a fast-reacting auto mode.
Flagged: Low airflow that pales next to the best in its class; No WiFi, app, or Alexa/Google Home integration; Lacks a tip-over safety switch.