Instant Vortex Plus 6-Quart Air Fryer vs Ninja Foodi MAX Dual Zone Air Fryer AF400 (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Instant Vortex Plus 6-Quart Air Fryer

8.9/10 Great

4.6★ (42,000 owners)

6-quart, 7 one-touch programmes, 1700W, EvenCrisp. From the Instant Pot brand.

Full Review

Ninja Foodi MAX Dual Zone Air Fryer AF400

9.3/10 Excellent

4.8★ (42,400 owners)

9.5L dual zone, Sync & Match, 6 functions, 75% less fat, 2 independent baskets. The UK's favourite air fryer.

Full Review

At a Glance

	Instant Vortex Plus 6-Quart Air Fryer	Ninja Foodi MAX Dual Zone Air Fryer AF400
247Verdict Score	8.9/10	9.3/10
Owner Rating	4.6★ (42,000)	4.8★ (42,400)
Verdict	Great	Excellent
Capacity	6 quart	9.5L dual zone
Reviews	42,000 at 4.6★	42,400 at 4.8★

Quick Verdict

Both are strong choices, but the Ninja Foodi MAX Dual Zone Air Fryer AF400 edges ahead with a 9.3/10 vs 8.9/10. 9.5L dual zone, Sync & Match, 6 functions, 75% less fat, 2 independent baskets. The UK's favourite air fryer. That said, the Instant Vortex Plus 6-Quart Air Fryer is worth considering if 6-quart, 7 one-touch programmes, 1700W, EvenCrisp. From the Instant Pot brand. Check the current price on Amazon →

Pros & Cons Side by Side

Instant Vortex Plus 6-Quart Air Fryer

EvenCrisp 360° circulation technology produces genuinely even results without rotating
7 one-touch programmes: air fry, broil, bake, roast, reheat, dehydrate and proof
From Instant Pot's trusted brand — same quality standards as their pressure cookers
6-quart handles family portions comfortably in single batches
42,000 Amazon reviews at 4.6★ — the most validated single-basket air fryer

Single basket — no dual zone capability of Ninja AF400UK
No preheat indicator — requires manual timing estimation
Slightly louder than Ninja alternatives at maximum temperature

Ninja Foodi MAX Dual Zone Air Fryer AF400

Dual independent zones cook two foods at different temperatures and times simultaneously
Sync function finishes both zones at the same time despite different cook requirements
9.5L total capacity feeds a family of 4-6 in one cooking session
6 functions: air fry, roast, bake, reheat, dehydrate and max crisp
42,400 Amazon reviews at 4.8★ — the most reviewed air fryer in this comparison by far

Large 9.5L footprint requires significant counter or cupboard space
Two baskets mean two cleanups vs single-basket alternatives
Premium pricing vs single-zone air fryers

FAQ

Which is better, Instant Vortex Plus 6-Quart or Ninja Foodi MAX Dual Zone Air?

Is the Instant Vortex Plus 6-Quart worth the extra cost?

The Ninja Foodi MAX Dual Zone Air Fryer AF400 matches or exceeds it at a potentially lower price point.

Who is the Instant Vortex Plus 6-Quart best suited to?

6-quart, 7 one-touch programmes, 1700W, EvenCrisp. From the Instant Pot brand.

Who is the Ninja Foodi MAX Dual Zone Air best suited to?

9.5L dual zone, Sync & Match, 6 functions, 75% less fat, 2 independent baskets. The UK's favourite air fryer.

What are the main downsides of each?

Instant Vortex Plus 6-Quart Air Fryer: Single basket — no dual zone capability of Ninja AF400UK; No preheat indicator — requires manual timing estimation. Ninja Foodi MAX Dual Zone Air Fryer AF400: Large 9.5L footprint requires significant counter or cupboard space; Two baskets mean two cleanups vs single-basket alternatives.

Do owner ratings agree with our verdict?

Largely, yes — Instant Vortex Plus 6-Quart Air Fryer sits at 4.6★ from 42,000 verified Amazon owners, and Ninja Foodi MAX Dual Zone Air Fryer AF400 at 4.8★ from 42,400.

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