Our Verdict
Medify Air MA-25 (2-Pack) Wins

This option offers significantly higher total air purification power with a combined CADR of 1056 for smoke across two units, compared to LEVOIT's 231 CADR from a single unit, and features superior H13 True HEPA filtration. For a price of $267.99, it also provides a quieter minimum noise level of 19.8 dB, making it ideal for noise-sensitive areas. The LEVOIT Core 400S-P, priced at $189.99, is the better pick for those needing to purify a single, exceptionally large open-plan area up to 1733 sq ft with smart features like Wi-Fi and an air quality monitor.
Bottom Line: Medify Air MA-25 (2-Pack) is the better choice. This option offers significantly higher total air purification power with a combined CADR of 1056 for smoke across two units, compared to LEVOIT's 231 CADR from a single unit, and features superior H13 True HEPA filtration.
In-Depth Analysis
How they compare in practice
When comparing the LEVOIT Core 400S-P to the Medify MA-25 (2-Pack), the core difference lies in their approach to air purification: single-unit smart convenience versus distributed, high-capacity filtration. The LEVOIT Core 400S-P excels as a standalone solution for immense spaces, cleaning up to 1733 sq ft in an hour. Its strength is in its smart ecosystem, offering Wi-Fi connectivity, a real-time PM2.5 air quality monitor, and app control, providing users with immediate feedback and remote management capabilities. This makes it a great fit for users who value tech integration and a centralized purification point.
In contrast, the Medify MA-25 (2-Pack) leverages the power of two units to deliver an impressive combined performance. Each MA-25 unit boasts a CADR of 528 for smoke, resulting in a formidable total CADR of 1056 for the pair, far surpassing the LEVOIT's 231 CADR. This translates to a dramatically faster and more thorough removal of airborne contaminants, particularly crucial for severe allergies, pet dander, or smoke. Furthermore, the Medify units feature H13 True HEPA filters, which capture 99.9% of particles down to 0.1 microns, offering a slight edge in filtration quality over standard HEPA.
The trade-offs are evident. The Medify units lack the smart sensors and Wi-Fi connectivity of the LEVOIT, relying on manual controls and a timer. However, they compensate with a notably quieter minimum noise level of 19.8 dB, making them superior for bedrooms or nurseries where absolute quiet is preferred, versus LEVOIT’s 24 dB. At $267.99 for two units, the Medify 2-pack offers exceptional value for its combined purification power and advanced filtration, especially for multi-room or high-intensity needs. The LEVOIT, at $189.99, remains a strong contender for those prioritizing smart features and single-unit coverage for extremely large, undivided spaces.
Key Differences
The most significant spec differences at a glance
Cadr Smoke
56% lessCoverage Sq Ft
110% moreNoise Level Db Min
21% moreSmart Sensor
100% moreWifi Enabled
100% moreAdvantages
Where each product wins
LEVOIT
- Coverage Sq Ft: 110% higher (1733 vs 825)
- Noise Level Db Min: 21% higher (24 vs 19.8)
- Smart Sensor: 100% higher (True vs False)
- Wifi Enabled: 100% higher (True vs False)
Medify Air
- Cadr Smoke: 56% higher (231 vs 528)
Which to Pick for Your Situation
Concrete scenarios with a clear recommendation
For a very large open-plan living area (1500+ sq ft)
LEVOITThe LEVOIT Core 400S-P's 1733 sq ft coverage in one hour from a single unit is ideal for expansive, undivided spaces.
For a home with severe allergies or pet dander in multiple rooms
Medify AirThe two Medify MA-25 units provide superior H13 HEPA filtration and a massive combined smoke CADR of 1056, allowing for strategic placement across multiple zones.
For bedrooms or nurseries where quiet operation is paramount
Medify AirWith a minimum noise level of 19.8 dB, the Medify MA-25 operates significantly quieter than the LEVOIT's 24 dB sleep mode, ensuring undisturbed rest.
For tech-savvy users who want remote control and air quality insights
LEVOITThe LEVOIT Core 400S-P offers Wi-Fi connectivity, a smart sensor for real-time PM2.5 monitoring, and app control for convenient remote operation.
Who Should Buy Which?
Find the right product for your needs
Buy LEVOIT if...
LEVOIT Air Purifiers for
The LEVOIT Core 400S-P is the ideal choice for individuals living in expansive open-concept homes or large apartments, particularly those with a single primary living area spanning up to 1733 sq ft. This buyer prioritizes cutting-edge smart features and seamless integration into their smart home ecosystem. They value the convenience of monitoring real-time PM2.5 air quality and controlling their air purifier remotely via a smartphone app, making adjustments effortlessly without needing to be physically present. While not necessarily battling severe, widespread allergies, they are proactive about maintaining excellent general indoor air quality, managing everyday dust, and occasionally addressing pet dander. They are willing to invest $189.99 for a feature-rich, AHAM-verified single unit that offers extensive coverage and a quiet 24 dB sleep mode, even if it means sacrificing the higher CADR and H13 filtration offered by a competing 2-pack. They appreciate the simplicity of a single, powerful device.
Buy Medify Air if...
Medify MA-25 Air Purifier
The Medify MA-25 (2-Pack) is perfectly suited for homeowners or renters confronting more significant air quality challenges, such as chronic severe allergies, a multi-pet household generating substantial dander, or frequent concerns about smoke from cooking or external sources like wildfires. This buyer's primary focus is on maximizing purification power and achieving superior air filtration, even if it means foregoing smart connectivity. They will greatly benefit from the combined CADR of 1056 for smoke and the advanced H13 True HEPA filtration, which ensures a more thorough removal of ultra-fine particles. The flexibility of having two units allows for strategic placement in different rooms—perhaps one in a quiet bedroom (benefiting from the 19.8 dB minimum noise level) and another in a busy living area. At $267.99 for the pair, this buyer sees the exceptional value in the raw purification performance and Energy Star efficiency, preferring manual control and robust cleaning over app-based features, understanding that superior air quality is their ultimate priority across their home.
Spec Comparison
9 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $190 | $268 |
| Rating | 4.7(23.2k) | 4.5(6.6k) |
| Cadr Smoke | 231 | 528 |
| Coverage Sq Ft | 1733 | 825 |
| Noise Level db Min | 24 dB | 19.8 dB |
| Filter Type | HEPA | HEPA H13 |
| Smart Sensor | Yes | No |
| WiFi | Yes | No |
| Energy Star | — | Yes |
| Filter Life Months | — | 3.5 |
| Noise Level db Max | — | 49.3 dB |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
LEVOIT Air Purifiers
- Cleans 1,733 sq ft in one hour
- AHAM verified for reliable performance
- 99.97% filtration for 0.1-0.3 micron particles
- Real-time PM2.5 air quality monitoring
- Functions only with 120V power in US
- Recurring cost for filter replacement
- Full smart features require app
Medify Air Medify MA-25
- Cleans 825 sq ft area in 60 minutes
- H13 HEPA filters 99.9% particles down to 0.1µm
- Minimum noise output is 19.8 dB
- Includes 0-8 hour timer and child lock
- Filter requires replacement every 3-4 months
- Lacks air quality smart sensor
- No Wi-Fi connectivity for remote control
Frequently Asked Questions
Common questions about this comparison
Which air purifier covers a larger single area?
The LEVOIT Core 400S-P covers a single area up to 1733 sq ft in one hour. Each Medify MA-25 unit covers 825 sq ft, providing combined coverage of 1650 sq ft across two separate areas.
Does either product offer smart features like Wi-Fi?
Yes, the LEVOIT Core 400S-P features Wi-Fi connectivity, a real-time PM2.5 air quality monitor, and app control. The Medify MA-25 units do not include smart sensors or Wi-Fi capabilities.
Which purifier is quieter during operation?
The Medify MA-25 has a minimum noise level of 19.8 dB, making it quieter than the LEVOIT Core 400S-P, which operates at a minimum of 24 dB in sleep mode.
What is the CADR (Clean Air Delivery Rate) for smoke for each unit?
Each Medify MA-25 unit boasts a CADR of 528 for smoke, resulting in a combined CADR of 1056 for the 2-pack. The LEVOIT Core 400S-P has a smoke CADR of 231.
What type of filter do these purifiers use?
The Medify MA-25 uses H13 True HEPA filters, capturing 99.9% of particles down to 0.1 microns. The LEVOIT Core 400S-P utilizes a 3-in-1 HEPA filtration system, capturing 99.97% of 0.1-0.3 micron particles.
Are there recurring costs for filters?
Yes, both products require filter replacements. Medify MA-25 filters typically need replacement every 3-4 months. LEVOIT filters also have a recurring cost, though a specific interval isn't provided.
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