Ninja Foodi MAX Dual Zone Air Fryer AF400UK
Best for Families
Typically £150–£220
Check Price on Amazon Paid linkNinja Double Stack XL Air Fryer SL400UK
Best for Small kitchens
Typically £180–£250
Check Price on Amazon Paid linkQuick comparison
| Feature | Ninja Foodi MAX Dual Zone Air Fryer AF400UK | Ninja Double Stack XL Air Fryer SL400UK |
|---|---|---|
| Verdict | Buy | Buy |
| Typical price | £150–£220 | £180–£250 |
| Best for | Families | Small kitchens |
| Key feature | Two 4.75 L drawers with Sync and Match | Stacked drawers – dual-zone capacity in a slim footprint |
| Capacity | 9.5 L (2 × 4.75 L) | 9.5 L |
| Power | 2,470 W | 2,470 W |
| Programmes | 6 | — |
| Footprint | — | about 28 cm wide |
| Where to buy | Check Price Paid link | Check Price Paid link |
Main differences
Footprint
The Double Stack is much narrower because its drawers sit on top of each other.
Food height
Side-by-side drawers on the Foodi MAX fit taller items such as a whole chicken.
Capacity
Both offer about 9.5 litres in total.
Price
The Foodi MAX is usually a little cheaper.
Which should you choose?
Choose the Ninja Foodi MAX Dual Zone Air Fryer AF400UK if you
- families with space who cook large or tall foods
Choose the Ninja Double Stack XL Air Fryer SL400UK if you
- small kitchens that still need dual-zone capacity
What matters most
Focus on the differences above rather than spec-sheet numbers. See more options in our best air fryers list.
Not sure about either? Consider these
Tower · Air fryers
Tower Vortx Dual Basket Air Fryer 9L
Buy it if you want two baskets without paying Ninja prices
- Verdict
- Buy
- Best for
- Value
- Typical price
- £70–£110
Pros
- Excellent value
- Two baskets
Cons
- Basic build quality
COSORI · Air fryers
COSORI Turbo Blaze 6L Air Fryer
Buy it if you cook for one or two and want crisp results quickly
- Verdict
- Buy
- Best for
- One or two people
- Typical price
- £90–£130
Pros
- Quick and even cooking
- Quiet fan
Cons
- One basket only
Frequently asked questions
Which is better, Ninja Foodi MAX Dual Zone or Ninja Double Stack?
Take the Foodi MAX Dual Zone if you have the worktop width and cook tall food; the Double Stack if space is tight.
What is the main difference?
The Double Stack is much narrower because its drawers sit on top of each other.