Who is the Ninja - Double Stack XL SL400 for?
Solid mid-pack air fryer. The 76.5 score lands in B-tier (68–77) — competent across the board, with one or two specs holding it back.
A right buy if pricing matters and the trade-offs the formula penalizes don’t affect how you use the device. Compare it against the A-tier picks first.
Mars Score is computed from 8 measured specs against the transparent formula for the air fryers category. No editorial picks, no paid placement.
Ninja - Double Stack XL SL400: advantages & disadvantages
Measured against every air fryers we track, here is where the Ninja - Double Stack XL SL400 pulls ahead — and where it gives ground.
- ▲Wattage: 2400 W — among the best air fryers we track.
- ▲Includes Dual zone — a feature not every air fryers offers.
- ▲Max temperature: 232 °C — well above the typical air fryers.
- ▼Capacity: 9.5 L — below the typical air fryers.
Pros are specs scoring ≥75% of the category normalization range. Cons are ≤35%. Derived from the Mars Score formula — no hand-curated lists.
At a glance
- Capacity
- 9.5L
- Wattage
- 2400W
- Dual zone
- true
- Presets
- 6
All specifications
Capacity
- Capacity
- 9.5 L
- Dual zone
- true
Power
- Wattage
- 2400 W
- Max temperature
- 232 °C
Features
- Presets
- 6
- Smart app
- false
- Dishwasher-safe
- true
- Noise
- 60 dB
Latest from the lab
All lab reports →Popular comparisons featuring the Ninja - Double Stack XL SL400
The 12 closest matchups in the Air Fryers category, sorted by Mars Score proximity — the fights most worth your time.
How Ninja - Double Stack XL SL400 fits the Air Fryers field
Ninja - Double Stack XL SL400 is listed in the Air Fryers catalog with a Mars Score of 76.5. It currently ranks 5 of 24 products in this category by Mars Score.This page is most useful when you match the product's strongest measurable specifications to your own workload instead of treating one number as a universal recommendation.
Key specifications to check
- Capacity
- 9.5 L
- Wattage
- 2400 W
- Dual zone
- Yes
- Presets
- 6
Values are shown exactly as stored in the current catalog. A dash means the value is not available; it is not a zero and is not treated as a win or loss.
Who should consider it?
Start with the priorities represented by capacity, wattage, dual zone. Buyers who value those dimensions should compare this product against the closest same-category alternatives below, then verify regional pricing, warranty, and configuration before purchase.
Closest alternatives
Frequently asked
What is the Mars Score for Ninja - Double Stack XL SL400?+
Ninja - Double Stack XL SL400 scores 76.5 on the transparent Mars Score formula for air fryers, computed from its published specs against the category's weighted normalization.
What category does Ninja - Double Stack XL SL400 belong to?+
Ninja - Double Stack XL SL400 is a Ninja air fryer catalogued in the Air Fryers category.
When was Ninja - Double Stack XL SL400 released?+
Ninja - Double Stack XL SL400 was released on 2024-01-09.
What is the capacity of Ninja - Double Stack XL SL400?+
Ninja - Double Stack XL SL400 has a capacity of 9.5 L.
What is the wattage of Ninja - Double Stack XL SL400?+
Ninja - Double Stack XL SL400 has a wattage of 2400 W.
What is the dual zone of Ninja - Double Stack XL SL400?+
Ninja - Double Stack XL SL400 has a dual zone of true.