BLUEAIR Blue Pure 311i Max Smart Air Purifier for vs LEVOIT Air Purifiers for Home Large Room Up to
Updated August 2026 — BLUEAIR Blue Pure 311i Max Smart Air Purifier for wins on filtration and design, LEVOIT Air Purifiers for Home Large Room Up to wins on coverage and noise.
The BLUEAIR Blue Pure 311i Max offers superior filtration and app control, while the LEVOIT Core 400S-P excels in room coverage and real-time monitoring. Choose based on your specific needs.
Why BLUEAIR Blue Pure 311i Max Smart Air Purifier for is better
Filtration
Captures smaller particles down to 0.1 microns
Price
11% cheaper than LEVOIT
Design
Minimalist Scandinavian aesthetic
Why LEVOIT Air Purifiers for Home Large Room Up to is better
Room Coverage
Cleans larger areas up to 1,733 sq ft
Real-time Monitoring
Displays air quality on LCD
Noise Level
Operates quietly at 24 dB in sleep mode
Overall score
Specifications
| Spec | BLUEAIR Blue Pure 311i Max Smart Air Purifier for | LEVOIT Air Purifiers for Home Large Room Up to |
|---|---|---|
| Max Room Size | 1800 sq ft | 1733 sq ft |
| Filtration Tech | HEPASilent | 3-in-1 Filter |
| Noise Level | 23-50 dB | 24 dB |
| CADR Smoke | 250 CFM | 231 CFM |
| App Control | Yes | Yes |
Dimension comparison
Overview
When it comes to air purifiers, the BLUEAIR Blue Pure 311i Max and the LEVOIT Core 400S-P are two strong contenders. The BLUEAIR Blue Pure 311i Max is priced at $168.99, while the LEVOIT Core 400S-P comes in at $189.99. Although the BLUEAIR model is about 11% cheaper, both products cater to different room sizes and feature distinct technologies that could influence your choice.
Room Coverage
The LEVOIT Core 400S-P is designed for larger spaces, effectively purifying areas up to 1,733 square feet in just one hour. This makes it suitable for open floor plans and larger living areas. In contrast, the BLUEAIR Blue Pure 311i Max is optimized for medium rooms, covering up to 1,800 square feet but at a slower rate—cleaning 929 square feet in 30 minutes. If you need an air purifier for a large room, the LEVOIT model may be more efficient in terms of rapid coverage.
Filtration Technology
In terms of filtration, the BLUEAIR Blue Pure 311i Max employs HEPASilent dual filtration technology, capturing 99.97% of airborne particles as small as 0.1 microns. This includes dust, pollen, and pet dander, making it ideal for allergy sufferers. The LEVOIT Core 400S-P also boasts impressive filtration, utilizing a 3-in-1 filter that captures 99.97% of particles as small as 0.3 microns, including smoke and dust. While both purifiers are effective, the BLUEAIR model has a slight edge in removing smaller particles.
Smart Features
Both air purifiers come equipped with smart features, but they differ in their capabilities. The BLUEAIR Blue Pure 311i Max has built-in sensors that automatically adjust fan speeds based on pollution levels and can be controlled via the Blueair mobile app. This offers a level of convenience in monitoring air quality and scheduling operation. On the other hand, the LEVOIT Core 400S-P includes AirSight Plus technology, which scans the air for particles and displays real-time pollution levels on an LCD screen. While both models offer smart functionalities, the BLUEAIR provides app integration, which could be more appealing for tech-savvy users.
Noise Levels
Noise levels can significantly impact your experience with an air purifier, especially in quiet spaces like bedrooms. The BLUEAIR Blue Pure 311i Max operates at a noise level ranging from 23 to 50 dB, making it QuietMark-certified and suitable for use in nurseries and bedrooms. Conversely, the LEVOIT Core 400S-P operates as quietly as 24 dB in sleep mode, ensuring minimal disruption while you rest. Both are designed for quiet operation, but the BLUEAIR’s broader range allows it to adapt better to various settings.
Design and Aesthetics
When it comes to design, the BLUEAIR Blue Pure 311i Max features a minimalist Scandinavian aesthetic with a compact form and 360° air intake, allowing it to blend seamlessly into modern home environments. The LEVOIT Core 400S-P also boasts an appealing design but focuses more on functionality with its LCD display and smart features. Choosing between these designs may come down to personal preference; the BLUEAIR stands out for those prioritizing aesthetics.
Price and Value
The BLUEAIR Blue Pure 311i Max is priced at $168.99, while the LEVOIT Core 400S-P is available for $189.99, making the BLUEAIR about 11% cheaper. Given their performance and features, the cost difference might be significant for budget-conscious consumers. Both models are well-rated, with the BLUEAIR holding a sales rank of 2065 and the LEVOIT at 1974, indicating a close competition in terms of popularity and consumer preference.
Which should you buy?
Ultimately, the decision between the BLUEAIR Blue Pure 311i Max and the LEVOIT Core 400S-P depends on your specific needs. If you require a model for larger spaces and appreciate real-time air quality monitoring, the LEVOIT may be the better choice. However, if you prefer a slightly cheaper option with exceptional filtration capabilities and smart app control, the BLUEAIR stands out. Both air purifiers offer excellent features, but your choice should align with your room size and personal preferences in design and technology.

