Our Verdict
AMEIFU F1 Wins
It excels with 2240 CADR smoke and 3500 sq ft coverage, surpassing VEWIOR's 1920 CADR and 3000 sq ft. Both are 15dB quiet. Choose VEWIOR for H13 HEPA filtration if that specific type is preferred over broader coverage or higher CADR.
Bottom Line: AMEIFU F1 is the better choice. It excels with 2240 CADR smoke and 3500 sq ft coverage, surpassing VEWIOR's 1920 CADR and 3000 sq ft.
Key Differences
The most significant spec differences at a glance
Cadr Smoke
17% moreCoverage Sq Ft
17% moreFilter Life Months
33% moreAdvantages
Where each product wins
AMEIFU
- Cadr Smoke: 17% higher (2240.0 vs 1920.0)
- Coverage Sq Ft: 17% higher (3500.0 vs 3000.0)
- Filter Life Months: 33% higher (6.0 vs 4.5)
Who Should Buy Which?
Find the right product for your needs
Buy AMEIFU if...
Air Purifiers for Home
The ideal buyer for the AMEIFU F1 is someone managing very large open-plan homes, offices, or commercial spaces up to 3500 sq ft who prioritizes rapid, efficient air cleaning. If you have significant smoke, pet dander, or dust concerns and appreciate smart home integration, its 2240 CADR smoke rating, real-time PM2.5 display, and WiFi APP control make it a top choice. The washable pre-filter also appeals to those looking to reduce long-term filter costs for a premium solution.
Buy VEWIOR if...
VEWIOR Air Purifiers for
The VEWIOR KJ300 is perfect for buyers needing a powerful air purifier for large rooms up to 3000 sq ft, but at a slightly more budget-friendly price point. If your priority is effective H13 HEPA filtration and a quiet sleep mode (15dB) for bedrooms or quiet areas, this model excels. It's great for pet owners or allergy sufferers who need robust dust, pet hair, and pollen removal without the need for WiFi connectivity, appreciating its PM2.5 sensor and auto-adjusting capabilities.
Spec Comparison
8 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $160 | $140 |
| Rating | 4.9(104) | 4.5(191) |
| Cadr Smoke | 2240 | 1920 |
| Coverage Sq Ft | 3500 | 3000 |
| Noise Level db Min | 15 dB | 15 dB |
| Filter Type | HEPA | HEPA H13 |
| Model Number | F1 | KJ300 |
| Smart Sensor | Yes | Yes |
| WiFi | Yes | — |
| Filter Life Months | 6 | 4.5 |
Swipe horizontally to see all columns
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.
VEWIOR Air Purifiers
- Covers up to 3000 sq ft, suitable for very large rooms.
- H13 HEPA & carbon filter captures 99.97% particles.
- 1920 CADR smoke rating ensures rapid air purification.
- 15dB sleep mode operates quietly for minimal disruption.
- Filter replacement needed every 3-6 months.
- Aromatherapy essential oils are not included.
- Proprietary filter replacements may limit options.
Frequently Asked Questions
Common questions about this comparison
Which air purifier is better for very large rooms?
The AMEIFU F1 is superior for very large rooms, covering up to 3500 sq ft, compared to the VEWIOR KJ300's 3000 sq ft. AMEIFU also has a higher CADR smoke rating of 2240 for faster purification.
What is the main difference in CADR smoke ratings?
The AMEIFU F1 boasts a CADR smoke rating of 2240, while the VEWIOR KJ300 has 1920. This indicates the AMEIFU can clean smoke from the air more rapidly and efficiently in large spaces.
Do both air purifiers operate quietly?
Yes, both the AMEIFU F1 and VEWIOR KJ300 are designed for quiet operation, with a minimum noise level of 15dB. This makes both suitable for bedrooms or office environments.
Which product offers better filter technology?
The VEWIOR KJ300 features an H13 HEPA filter, known for capturing 99.97% of fine particles. AMEIFU F1 uses a double-sided HEPA filter with 99.99% capture. The H13 standard implies specific performance for very small particles.
Are filter replacements costly for these models?
Both models require proprietary filter replacements every 3-6 months, which can be a recurring expense. The AMEIFU F1 does include a washable pre-filter, potentially helping to extend the main filter's effective lifespan and reduce overall filter costs slightly.
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