Our Verdict
AMEIFU Air Purifiers for Home Wins

It offers significantly higher coverage (3500 sq ft) and CADR (2240) than PuroAir (1000 sq ft, 640 CADR). Choose PuroAir 240 for smaller spaces where a simpler, potentially more compact unit is preferred.
Spec Comparison
8 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $160 | $159 |
| Rating | 4.9(104) | 4.6(15.9k) |
| Cadr Smoke | 2240 | 640 |
| Coverage Sq Ft | 3500 | 1000 |
| Noise Level db Min | 15 dB | — |
| Filter Type | HEPA | HEPA |
| Model Number | F1 | PuroAir 240 |
| Smart Sensor | Yes | Yes |
| WiFi | Yes | — |
| Filter Life Months | 6 | — |
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Pros & Cons
Quick overview of strengths and weaknesses
AMEIFU Air Purifiers
- Covers large rooms up to 3500 sq ft.
- CADR smoke rating of 2240 for rapid cleaning.
- 3-stage filtration system, 99.99% particle capture.
- Real-time PM2.5 display and automatic adjustments.
- Main filters need replacement every 3-6 months.
- Requires official AMEIFU brand replacement filters.
PuroAir 240 HEPA
- Covers 1,000 sq ft room in one hour.
- Filters 99.9% of dust, pollen, smoke, VOCs.
- CADR (Smoke) rating is 640.
- Smart sensor adjusts fan speed automatically.
- Filter replacement costs are not specified.
- Lacks mobile app for remote control.
- No specific noise level (dB) provided.
Frequently Asked Questions
Common questions about this comparison
Which air purifier is better for very large open-plan homes?
The AMEIFU Air Purifier is superior for large spaces, covering up to 3500 sq ft with a CADR of 2240. The PuroAir 240 is designed for rooms up to 1000 sq ft and has a CADR of 640, making it suitable for smaller areas.
What is the main difference in air cleaning speed between the two?
The AMEIFU F1 has a significantly higher CADR (Smoke) of 2240, meaning it cleans air much faster. The PuroAir 240 has a CADR (Smoke) of 640. AMEIFU is better for rapid purification in larger volumes.
Does either unit offer smart home integration?
Yes, the AMEIFU F1 features Smart WiFi APP connectivity, allowing remote control and monitoring. The PuroAir 240 has a smart sensor for automatic fan speed adjustment but lacks mobile app control.
How do the filter costs compare?
AMEIFU F1 has washable pre-filters, which can reduce overall maintenance costs. Its main HEPA filters need replacement every 3-6 months and must be official AMEIFU brand. PuroAir's filter replacement costs are not specified.
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