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The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.

Dyson Purifier Cool PC1, exclusive to Bestbuy, delivers whole-room purification⁴ and powerful cooling.⁶ The fully sealed filter system captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier, not just the filtration system, is fully sealed to HEPA H13 grade.³ Air Multiplier technology projects over 76 gallons per second of smooth, yet powerful airflow.⁷ Connects to the MyDyson app to control and monitor air quality from anywhere, or hands-free with compatible voice services.⁵

This Honeywell Allergen Plus HEPA Air Purifier console helps provide cleaner, fresher air in Extra-Large rooms of 500 square feet. Includes HEPA Filtration, which helps capture up to 99.97% of microscopic airborne allergens and particles.* It has been independently tested and AHAM Verifide to circulate and filter room air up to 4.8x per hour in a 500 sq. ft room. Use only Certified Honeywell HEPA replacement filters and Genuine Honeywell Pre-Filters for best results. Recommended filter replacement: 3 True HEPA R Filter once a year and 1 Odor Reducing Pre-Filter A every 3 months. This model also accepts an optional Honeywell Enhanced Odor & VOC filter to help tackle specific household odors & VOCS from pets, kitchens, smoke or home renovation (sold seperately). This product earned the ENERGY STAR label by meeting strict energy efficient guidelines set by the U.S. EPA. Room air cleaners have demonstrated the potential for improving air quality and providing health benefits. EPA does not endorse manufacturer claims regarding the degree to which a specific product will produce healthier indoor air.

Blue Pure 511i Max HEPASilent smart air purifier quickly cleans 193 sqft in about 12.5min, 465 sqft in 30 minutes and upto 926 sqft in 1 hour on high. Independently evaluated for safety standards and third-party tested for performance as part of the AHAM Verifide Program for air cleaners, this air purifier has a Clean Air Delivery Rate (CADR) of 125 for fine smoke particles, dust and pollen.
| Pros for Alen - BreatheSmart 45i 800 SqFt Air Purifier with Fresh HEPA Filter for Allergens, Dust, Odors & Smoke - White | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Noise Level | There were no pros for this product— | Noise Level, Overall Performance, Air Quality, Ease of Use, Filter |
| Cons for Alen - BreatheSmart 45i 800 SqFt Air Purifier with Fresh HEPA Filter for Allergens, Dust, Odors & Smoke - White | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Odor Removal |