Ninja AF101 vs. Cosori Pro II: Detailed Lab Comparison
While both air fryers deliver excellent crispy food, they cater to distinctly different household sizes. The Ninja AF101 is the superior choice for singles and couples wanting ultra-fast preheating and ceramic nonstick. The Cosori Pro II wins for families of 3 or more thanks to its spacious square basket and 1.8-quart larger capacity.
Cosori Pro II 5.8-Quart Air Fryer
Based on overall lab scores, build quality, and household versatility, our testers select the Cosori Pro II 5.8-Quart Air Fryer as the stronger investment.
| Feature / Specification |  Ninja AF101 4-Quart Air Fryer$89.99 ReviewTwist Score: 9.1 / 10 | Overall Winner  Cosori Pro II 5.8-Quart Air Fryer$99.99 ReviewTwist Score: 8.9 / 10 |
|---|---|---|
| Performance & Dimension Benchmarks | ||
| Capacity Quarts | 4.0 Quarts | 5.8 Quarts |
| Basket Shape | Round | Square |
| Wattage | 1550 | 1700 |
| Temperature Range | 105°F - 400°F | 170°F - 400°F |
| Dimensions | 13.6 x 11.0 x 13.3 in | 14.3 x 11.8 x 12.6 in |
| Weight Lbs | 10.6 | 11.9 |
| Presets | Air Fry, Air Roast, Reheat, Dehydrate | 12 Presets |
| Coating Type | Nano-Ceramic Nonstick (PTFE-free) | N/A |
| Dishwasher Safe | true | true |
| Lab Score Breakdown (Out of 10) | ||
| Performance | 9.3 | 8.8 |
| Build Quality | 9 | 8.5 |
| Ease of Use & Cleaning | 9.5 | 8.7 |
| Value for Money | 9.4 | 9.2 |
Category Breakdown: Where Each Model Wins
Delivers lower upfront retail price without sacrificing essential safety or build quality.
Provides more usable flat surface area and cubic volume for larger meal prep.
Achieved higher thermal stability and faster crisping benchmarks in our testing trials.
Who Should Buy The Ninja AF101 4-Quart Air Fryer?
Buy the Ninja AF101 if you cook for 1–2 people, have limited counter depth, and prioritize ceramic nonstick coating over cooking volume.
Who Should Buy The Cosori Pro II 5.8-Quart Air Fryer?
Buy the Cosori Pro II if you have 3–5 people to feed, love cooking single-layer flat foods (burgers, salmon fillets), and prefer one-touch presets.