By Billy G. · Founder & Lead EditorVerified May 18 by Billy G.
Ninja Foodi DZ401vsCosori Pro II Air Fryer
✓VerifiedConfidence: 89%
Verdict: The Ninja Foodi DZ401's dual-zone cooking is a genuine convenience for cooking main and side simultaneously; the Cosori Pro II has better overall airflow and is simpler to use for single-batch cooking.
How we scored itSpec verificationOwner sentimentLive pricing (4h refresh)Editorial reviewOur methodology →
Winner: Ninja Foodi DZ401
Ninja Foodi DZ401: 7.5/10
Cosori Pro II Air Fryer: 7.3/10
Spec-by-spec comparison
Ninja Foodi DZ401
Cosori Pro II Air Fryer
Capacity
8 qt total (2x 4 qt)
5.8 qt single basket
Dual-zone cooking
Yes (independent temps)
No
Max temperature
450°F
450°F
WiFi / app
No
Yes (optional WiFi model)
Cooking modes
6 modes
9 presets
Wattage
1690W
1700W
Ninja Foodi DZ401
What works
Dual independent zones cook main and side at different temperatures
Sync Finish ensures both zones complete at the same time
Combined 8-quart capacity handles families of 4–6
What doesn't
Two baskets means two parts to wash after every cook
Slight uneven browning possible at the zone partition
Takes more counter space than the Cosori
Cosori Pro II Air Fryer
What works
360-degree airflow produces more even browning in single-basket tests
WiFi-enabled with 100+ guided app recipes
Easier cleanup with one basket vs two
What doesn't
5.8-quart single basket limits cooking for larger families
No dual-zone option — can't cook two items at different temperatures simultaneously
WiFi connectivity has had periodic app connectivity complaints
Bottom line
Our pick: Ninja Foodi DZ401. It edges out the alternative on dual independent zones cook main and side at different temperatures. That said, Cosori Pro II Air Fryer still wins on 360-degree airflow produces more even browning in single-basket tests — consider it if that single trade matters most for your use.