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Deep fat fryer vs air fryer for fish and chips

Updated: 23 October 2026

You searched for a fryer and the UK results answered with an air fryer. That is a fair result if you want hot air and less oil. It is the wrong result if you want batter that sets in hot fat. A deep fat fryer vs air fryer choice is a choice of method. This page draws that line, then stops. The twelve machines in our [fish fryer comparison](/hub/grills-and-barbecues/fish-fryer) are all oil fryers. None is an air fryer, so this page does not score one. BBC Food's battered-fish method is hot oil at 180°C. A qualifying purchase can earn us a commission at no extra cost to you.

You searched for a fryer and the UK results answered with an air fryer. That is a fair result if you want hot air and less oil. It is the wrong result if you want batter that sets in hot fat.

Our top picks

Quest Quest 35140 (3 L)

Best overall

Quest Quest 35140 (3 L)
8.7/10about £32.99
View offer
Quest Quest 35239 (2.5 L)

Best value

Quest Quest 35239 (2.5 L)
8.6/10about £28.99
View offer
Tristar Tristar FR-9327UK (3 L)

Rank 3

Tristar Tristar FR-9327UK (3 L)
8.8/10about £34.99
View offer
On this page
  1. 1.Two different jobs
  2. 2.What you take on with oil
  3. 3.What this batch cannot tell you
  4. 4.No single safer appliance

Two different jobs

Battered haddock is an oil job. BBC Food specifies about 180°C and about 5–6 minutes for thick fillets, and it tells you not to leave the oil. An air fryer, on the Which? description, cooks with hot air and uses less oil, or sometimes none. That can crisp a sprayed crumb. It does not reproduce a wet batter dropped into a tank of oil. If the test is a chip-shop shell, stay with oil. If the test is less oil, an air fryer matches the method Which? describes. Wattage does not referee the contest. A 2000 W oil fryer heats oil. It does not beat an air fryer at a job the air fryer is not doing.

What you take on with oil

An oil fryer in this set holds between a disputed 1.5 litres and 4.3 litres. You buy the oil, store it, and smell it. The Swan still shows 16,383 reviews. That count is not a reason to ignore a fixed tank. Litres and a lift-out tank are on the fish fryer buying guide. London Fire Brigade recorded 60 deep-fat-fryer fires in 2025 and would still rather you used an electric fryer than an open chip pan, because of a thermostat. That is a comparison with a pan, not a claim that the fryer is safe in the absolute. If the oil smokes, turn it off and let it cool. If it catches, do not carry it and do not use water. Those steps are on the deep fat fryer fire safety page.
Quest Quest 35140 (3 L)

Testsieger

Quest Quest 35140 (3 L)
8.7/10about £32.99
View offer

What this batch cannot tell you

This batch cannot tell you which air fryer to buy. No air fryer was in the files, so a score or a GBP price for one would be invented. Which? already says air fryers use less oil. Oil is not obsolete on these listings. The Swan shows 16,383 reviews and the Tristar 6,222. People are still buying tanks of oil for a job hot air does not claim. If you want less oil and hot air, an oil-fryer top pick will not help you.

No single safer appliance

Safety does not fall out of the method split as a single winner. An air fryer avoids a tank of hot oil, which removes the chip-pan class of fire the Brigade writes about. An oil fryer with a thermostat is what the Brigade prefers when you are determined to deep-fry. This page has no air-fryer incident figures and no lab, so it names no safer appliance in the absolute. Batter in fat means an oil fryer, and you then follow the fire rules. Less oil means an air fryer, and you then use a source that actually lists those machines.

Common questions

Can I get chip-shop batter from an air fryer?
Chip-shop batter is set in hot oil. BBC Food's method is 180°C in an electric deep fat fryer or a pan, for about 5–6 minutes on thick fillets. Which? describes an air fryer as hot air with less oil, or sometimes none. That is a different way of crisping food. A wet batter that needs to be immersed is the oil fryer's job. If the shell is the point of the meal, choose oil.
Which uses less oil?
An air fryer uses less oil, and sometimes none, on the Which? description. A deep fat fryer in this batch holds from a title capacity of 1.5 litres up to 4.3 litres, and you fill it to the mark with oil you then store. Less oil describes the cooking method. It is not a medical claim about which meal is healthier. Choose the method for the food you want, and treat the oil volume as a cleaning and storage job if you stay with the tank.
Is a deep fat fryer obsolete in the UK?
The UK search results often lead with air fryers, and oil fryers are still widely reviewed on amazon.co.uk. The Swan in this set shows 16,383 reviews. The Tristar shows 6,222. Those counts are not a quality test. They do show that people are still buying electric oil fryers. The machine is the right tool when you want batter in hot fat. It is the wrong tool when you mainly want hot air and less oil.
Which is safer?
London Fire Brigade would rather you used an electric fryer with temperature control than an open chip pan, and it still counted 60 deep-fat-fryer fires in 2025. An air fryer avoids a tank of hot oil, which removes that particular fire. We have no air-fryer fire figures on this page, and we have no lab, so we will not name a safer appliance in the absolute. If you choose oil, use the fire-safety steps. If you choose air, you are outside this batch.
Should I buy both?
Buy both if you genuinely cook both ways: wet batter on some nights, less oil on others. The oil side of that pair can come from this comparison. The air side cannot, because no air fryer was listed in these files. Buying both to avoid deciding is how you end up with a 3 litre tank you never fill and an air fryer that never sees batter. Choose the meal you cook most often, and add the second appliance when that meal is a real second habit.

Related pages

How to fry fish

Fish fryer

Best fish fryer: top pick and best value explained

Best deep fat fryer UK: oil capacity, tank and filter

Deep fat fryer fire safety: smoke, water and the plug

Sources

Public UK sources used for this comparison. Listing prices, stars and review counts are the amazon.co.uk figures for these ASINs. Retrieved 22 October 2026.

  1. London Fire Brigade: deep fat fryers (retrieved 22 October 2026)
  2. London Fire Brigade: pan fires (retrieved 22 October 2026)
  3. Electrical Safety First: deep fat fryers (retrieved 22 October 2026)
  4. Electrical Safety First: plugs and fuses (retrieved 22 October 2026)
  5. GOV.UK: Electrical Equipment (Safety) Regulations 2016 (retrieved 22 October 2026)
  6. BSI: BS EN 60335-2-13:2010+A1:2019 (retrieved 22 October 2026)
  7. Seafish: principles of frying fish and chips (retrieved 22 October 2026)
  8. BBC Good Food: how to deep-fry safely (retrieved 22 October 2026)