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#2 in Best Air Fryer for Two People and Small Kitchens (2026)
Best trusted everyday all-rounderWATTB89/100££

Ninja Air Fryer AF100UK 3.8L

Our verdict · The safe, no-fuss choice for couples who want a proven brand and simple controls over app features.

Buy it if

You want a proven, plug-in-and-go compact from a brand with strong support and a 2-year guarantee.

Skip it if

You want smart app presets or the ability to run two separate cooking zones.

Where to get it

Ninja Air Fryer AF100UK 3.8L

WATTB Score

89/ 100

Our research-based editorial assessment.

How we score →

From around £80 (indicative; RRP £99.99)

Indicative price at the time of review.

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The AF100UK is the compact everyone knows, and it earns its number-two spot on reliability and reviewer feedback rather than features. Ninja lists it as suiting up to two people, with a 3.8L basket, 1550W, and four functions: Air Fry, Roast, Reheat and Dehydrate. It is small enough to cupboard away (about 34.5H x 27.9W x 33.8D cm, 4.4kg) and all removable parts are non-stick and dishwasher-safe, with a 2-year guarantee on registration adding peace of mind the budget picks do not match. Against the Cosori Lite above, you trade app control and a slightly keener price for Ninja's stronger reliability reputation and a dehydrate mode; the dishwasher-safe basket and simple dial controls make it the easier first air fryer. We place it just behind the Cosori on a marginally lower features and value balance.

The good & the bad

Pros

  • Strong reliability reputation and a 2-year guarantee on registration
  • Simple controls suit first-time air fryer users
  • Compact and light enough to store in a cupboard between uses

Cons

  • No app or smart presets
  • Fewer functions and a slightly higher typical price than the Cosori Lite

How it compares

PickWATTB ScorePriceBest for
1.Cosori Air Fryer Lite 3.8L91/100From around £70 (indicative; RRP £89.99)overall for two people
2.Ninja Air Fryer AF100UK 3.8LThis pick89/100From around £80 (indicative; RRP £99.99)trusted everyday all-rounder
3.Ninja Double Stack XL SL400UK89/100From around £199 (indicative; RRP £269.99)cooking two things at once in a small footprint
4.Russell Hobbs SatisFry Medium 27160 4L84/100From around £65 (indicative; RRP £94.99)value budget compact
5.Instant Vortex Mini 2L81/100From around £45 (indicative; RRP £59.99)the tightest spaces
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Good to know

Price
From around £80 (indicative; RRP £99.99)
Capacity
3.8L (Ninja rates it for up to 2 people)
Power
1550W
Functions
4-in-1: Air Fry, Roast, Reheat, Dehydrate
Footprint
Approx. 34.5H x 27.9W x 33.8D cm, 4.4kg
Warranty
2-year guarantee on registration

Researched by WATTB

Published
14 September 2026
Updated
14 September 2026
Last verified
14 September 2026
Sources
7 sources

We research and rank options from public data, official information and published reviews. How we research →

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