Though you can find other air fryers with two cooking compartments, the Ninja 12-in-1 Smart Double Oven Air Fryer is one of the very few, if not the only, oven-style air fryer to have two ovens. Each one has its own set of functions, six each to be specific, so you can toast some garlic bread on top while cooking a frozen pizza on the bottom. And, thanks to the Smart Finish feature, it takes just a press of the button to have both compartments finish cooking at the same time. Tefal air fryer here. Chipped Maris potatoes and a teaspoon of coconut oil makes lovely, soft-in-the-middle but crispy-on-the-outside chips.” (Tried and tested by Mumsnet user TeensArghhhh) Our verdict

General air fryer foods (chips, hash browns, burgers and the like) were cooked exceptionally well, although we did have to add a bit of cooking time beyond the recommend to some food types. Using the grill, we found that its heat was slightly uneven, but moving food around manually when turning it was enough to overcome this problem.

2. Best WiFi-enabled air fryer: COSORI 5.5L Smart Air Fryer Oven

Transparency is really important to us and that's why we're always upfront about where we find our recommendations. We write about products that we feel offer the best value to most parents – the ones that our users would recommend to their own friends and family. Depending on the model and size of air fryer, they tend to have a lower wattage than ovens, and the speedier cooking times also help to cut energy use. To find out roughly how much your air fryer will cost to use, you can use the Sust-it energy calculator - you just need to input the wattage of the machine and the time you'll be using the air fryer for, though bear in mind that this is only an estimation and can vary on several factors. Is air frying healthy? Style: Basket | Capacity: 6.6L | Size: ‎35.56 x 27.94 x 38.35 cm | Cooking modes: Air fry, bake, dehydrate, plus more | Dishwasher-safe parts: Yes | Wattage: 1500W What we like Finally, while the air frying function doesn’t make full use of its generous capacity, its spacious interior does grant more real estate to spread out your food while cooking.Plus, as it's several cooking appliances in one, you're also saving counter space. Oven-style air fryers. These are much larger than basket air fryers, but are much smaller than convectional ovens owing to their counter-top design; they're about the same size as a microwave. They have a door rather than a drawer, and use shelves rather than baskets. The air frying function is able to circulate air around the food more efficiently to achieve a more even crisp. Some may also include a rotisserie, and other accessories.

Air fryers are brilliant but one of the biggest issues with them is that you can usually only cook at one temperature or setting at a time. Not so with the Ninja Foodi Dual Zone 7.6L Air Fryer, which brings you two individually controlled cooking zones, with their own pull out drawer. Combining and air fryer and grill in one appliance makes a lot of sense: it doubles up of the number of uses and, for the grill in particular, keeps smoke and smells inside the appliance. Mostly, products like this are very expensive, but the Salter Aerogrill is cheaper than a lot of air-fryer only cookers. Style: Basket | Capacity: 7.3L | Size: 39.5D x 39.5W x 39.8H centimetres | Cooking modes: Fry, bake, grill and roast | Dishwasher-safe parts: Yes | Wattage: 2225W What we like We also look at other important factors like ease of use and key features. The number of drawers and how much they can hold are crucial details for those cooking for large households, as is the physical size of the appliance for anyone frying with limited counter space.Not sure which shop to buy from? Take a look at our member survey on the best home and appliance shops. Can an air fryer save money on your electricity bills? Temperature controls – Some air fryers have this function while others don’t. It’s worth noting that temperature control doesn’t necessarily lead to better-tasting food. You may find that it’s enough to rely on the relevant ‘function’ buttons on your air fryer. The beauty of a dual-draw air fryer is the ability to cook two different things at once and this device excels at that; it even has a SyncFinish mode so you can ensure both sets of food are ready at the same time, even if they have a different cooking time. While there are plenty of foods that can be cooked in an air fryer, there are some things you should avoid putting in this cooking appliance. For example, we found 5 foods to avoid putting in an air fryer. These include foods dipped in batter, as the liquid will simply slide off the item and leave a mess in the frying basket. This list of buying questions will help you narrow down your options and ensure you get the best air fryer for your needs:

An air fryer cooks food by heating air up to around 200°C and circulating it around the inside of the appliance. It works a little like a fan oven in this respect and can be used to cook a range of foods, including some frozen foods. The Instant Vortex Slim 6-quart Air Fryer, also known as the Instant Vortex Slim 5.7L Air Fryer in the UK, is designed to solve a problem for people with limited kitchen space: how do you fit a full sized air fryer when you don't have room for a full sized air fryer? The answer is to redesign it with 20% less bulk. At just 12.7 x 12.1 x 15.3 inches / 30.1 x 25.9 x 45.2cm (h x w x d), the air fryer is refreshingly petite and weighs just 6.8kg. This is a fairly uncommon feature and products with smart capabilities that we've tested have come and gone from the market. But when we come across any more, we'll be sure to flag them. Stirring paddle Not just an air fryer, but a complete cooker, the Ninja Speedi 10-in-1 Rapid Cooker and Air Fryer ON400UK is built to deliver nutritious food in as little as 15 minutes. It does this with its two layer cooking: base on the bottom (pasta, grains, rice, potatoes and so on), and protein on top (meat and veg) that is crisped up by the grill.An air fryer is a countertop kitchen appliance that makes it possible to achieve similar results to a pan or fryer without submerging food in oil. Instead, air fryers only require a small about of oil to circulate hot air around the drawer and crisp up food in a short amount of time. So whether that's frozen foods, mini pizzas, or even gnocchi and ravioli - it can all be cooked in an air fryer. You can even make fudgy brownies in an air fryer, in less time than it takes in an oven. Every air fryer on this list has been rigorously tested in real-world settings. Our reviewers measure the performance of an air fryer by examining how well the appliance cooks a range of foods, from chips and frozen hash browns to meat and more. The best thing about the air fryer is that it is low energy, high heat and no oil. We use it for BBQ skewered anything, homemade oat biscuits, pitta bread from scratch, pizzas from scratch, tear and share bread from scratch, dough balls from scratch, panko breaded anything, chips (and cheese) sausages, goujons, burgers, quesadillas (flat bread cooks up well) etc."(Recommended by Mumsnet user BobbyGentry) Our verdict