Reasons to choose it
- Industry-exclusive transferable Lifetime Warranty
- Tuned pink noise frequencies promote deeper sleep on WhisperMax mode
- Medical-grade H13 True HEPA filter lasts up to 15 months
Alen · Air purifiers
Alen BreatheSmart 75i Large Room Air Purifier
Commercial-grade quiet purifier cleaning up to 1,400 sq ft every 30 minutes with a lifetime warranty.
$749List price
- CADR
- 350 CFM across Smoke, Dust, Pollen
- Coverage area
- 1,400 sq ft (2 air changes/hr) / 700 sq ft (4 air changes/hr)
A closer look.
Worth considering
- High initial investment
- Tall tower profile
Put it next to your other option.
12 published comparisons feature this product.
Alen BreatheSmart 75i Large Room Air Purifier
$749
Blueair Blue Pure 211+ Auto
$339
Compare the differences
Alen BreatheSmart 75i Large Room Air Purifier
$749
Blueair Blue Pure 311i Max
$229
Compare the differences
Alen BreatheSmart 75i Large Room Air Purifier
$749
Blueair Protect 7470i
$649
Compare the differences
Alen BreatheSmart 75i Large Room Air Purifier
$749
Coway Airmega 250
$399
Compare the differences
Full specifications
Performance
Filters
Usability & Smart
Design & Ownership
Catalog snapshot: September 1, 2026. Published specifications, not independent lab tests.
View the official source ↗Keep your options open
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Coway
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Coway
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Modern slim aesthetic air purifier with Green True HEPA Max2 filtration, covering up to 930 sq ft, Smart Auto mode, and easy-clean washable pre-filter.
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Blueair
Blueair Blue Pure 211+ Auto
High-capacity large-room air purifier with 360-degree HEPASilent filtration and machine-washable fabric pre-filters.
$339List price
Levoit
Levoit Core 600S Smart True HEPA
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A few common questions.
How much does Alen BreatheSmart 75i Large Room Air Purifier cost?
Alen BreatheSmart 75i Large Room Air Purifier lists at $749 (manufacturer list price snapshot as of 2026-09-01). Retail prices vary by merchant and this is not a live quote.
What are Alen BreatheSmart 75i Large Room Air Purifier’s key specs?
Key specifications for Alen BreatheSmart 75i Large Room Air Purifier include cadr (350 CFM across Smoke, Dust, Pollen) and coverage area (1,400 sq ft (2 air changes/hr) / 700 sq ft (4 air changes/hr)).
What does Alen BreatheSmart 75i Large Room Air Purifier compare against?
Alen BreatheSmart 75i Large Room Air Purifier is compared head to head against Alen BreatheSmart 75i Large Room Air Purifier vs Blueair Blue Pure 211+ Auto, Alen BreatheSmart 75i Large Room Air Purifier vs Blueair Blue Pure 311i Max, Alen BreatheSmart 75i Large Room Air Purifier vs Blueair Protect 7470i, Alen BreatheSmart 75i Large Room Air Purifier vs Coway Airmega 250, Alen BreatheSmart 75i Large Room Air Purifier vs Coway Airmega 400, and Alen BreatheSmart 75i Large Room Air Purifier vs Coway Airmega AP-1512HH Mighty.