Our Verdict
No direct winner as they serve entirely different purposes Wins
The Alen 45i is an air purifier with a CADR of 1216, covering 1900 sq ft. The Dyson TP7A is a self-cleaning litter box for cats up to 25 lbs. Choose Alen for air quality; choose Dyson for pet waste management.
Spec Comparison
13 specs compared
| Specification |  |  |
|---|---|---|
| Price | $464 | $401 |
| Rating | 4.4(60) | 4.4(170) |
| Cadr Smoke | 1216 | — |
| Coverage Sq Ft | 1900 | — |
| Filter Type | HEPA | — |
| Model Number | 45i_V2 | TP7A |
| Smart Sensor | Yes | — |
| Weight | — | 24 lbs |
| Sensor Type | — | OmniSense |
| WiFi | — | Yes |
| Dimensions | — | 22" × 30" × 27" |
| Max Pet Weight | — | 25 lbs |
| App Subscription | — | Free |
| Cleaning Cycle | — | 7 min |
| Waste Capacity | — | 5.5L |
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Pros & Cons
Quick overview of strengths and weaknesses
Alen Air Purifier
- Covers up to 1900 sq ft hourly
- Captures particles down to 0.1 micron
- Filters VOCs, odors, chemicals
- Quiet operation promotes sleep
- Limited absorption for heavy odors/chemicals
- Requires periodic filter replacement
Dyson Purifier Cool™
- Auto-cleans after each use
- WiFi app monitoring
- Fits cats up to 25 lbs
- Low noise operation
- Large footprint
- High upfront cost
- Requires specific litter
Frequently Asked Questions
Common questions about this comparison
What is the primary function of each product?
The Alen 45i is an air purifier, ideal for large rooms up to 1900 sq ft, capturing dust, VOCs, and smoke. The Dyson TP7A is an automatic litter box designed to clean waste for cats up to 25 lbs.
Can either product help with pet odors?
The Alen 45i, as an air purifier with a carbon filter, can help reduce pet odors in the air. The Dyson TP7A manages pet waste directly, which can prevent odor accumulation, but doesn't actively purify the air.
Why are the specifications so different?
The products are from different categories. Alen 45i specs like CADR (1216) and coverage (1900 sq ft) relate to air purification. Dyson TP7A specs like pet weight (25 lbs) and waste capacity relate to pet waste management.
Should I choose the Alen or Dyson product?
This depends on your need. Choose the Alen 45i if you need to purify air in large rooms (1900 sq ft) from pollutants like smoke and VOCs. Choose the Dyson TP7A if you need an automated solution for managing cat litter.
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