Ninja Slow Cooker: Features, Sizes and Buying Advice

Ninja slow cooker: which model should you buy?

The Ninja Foodi PossibleCooker MC1101UK is the strongest choice if slow cooking is your priority. BBC Good Food names it the best slow cooker in its 2026 UK guide, while the larger MC1001UK PossibleCooker is the better option for family-sized meals and batch cooking. Choose one of the Foodi pressure multi-cookers instead if you also want pressure cooking, air frying or a wider range of automated programmes.

Ninja’s UK range includes dedicated slow-cooker-style PossibleCooker models alongside larger multi-cookers. The key buying decision is therefore less about the number printed on the box and more about how you cook: slow-cooked stews and curries, rice and porridge, pressure-cooked meals, or one appliance that can do almost everything.

For broader advice on capacity, controls and cooking styles, see our slow cooker buying guide.

Best Ninja slow cookers: top five models compared

The table separates the models by their main purpose. Prices are the listed prices from the named sources and can differ between retailers.

Ninja Foodi PossibleCooker 8-in-1: best for straightforward slow cooking

The Ninja Foodi PossibleCooker MC1001UK is the clearest alternative to a conventional slow cooker. Its 8-litre pot is intended for family meals and batch cooking, according to Currys, and its eight functions cover slow cook, sear/sauté, steam, bake, simmer, prove, keep warm and braise.

Its hob-style function is particularly useful. You can sear meat or sauté ingredients in the cooking pot before switching to slow cooking, reducing the need for a separate frying pan. The Guardian describes the model as a versatile multi-cooker for generous family meals, while Ideal Home highlights its searing function, non-stick inner pot and automatic keep-warm setting.

The MC1001UK is the better 8-in-1 choice when capacity matters. SharkNinja lists it at £129.99, reduced from £159.99. BBC Good Food names the 8-in-1 PossibleCooker its best multi-cooker slow cooker in its 2026 guide.

Ninja slow cooker 9-in-1 and 15-in-1 models: when to choose a multi-cooker

Choose the OP350UK or OP500UK when pressure cooking is as important as slow cooking. The OP350UK has a 6-litre capacity, while the Foodi MAX OP500UK has a 7.5-litre capacity. Both are pressure multi-cookers with slow-cook functions, so they suit buyers who want faster pressure-cooked meals alongside longer, gentler cooking.

There is a practical difference between these appliances and the PossibleCookers. BBC Good Food notes that recipes used with the OP350UK may need reduced liquid quantities compared with conventional slow-cooker recipes. If you mainly follow traditional slow-cooker recipes and want a simple workflow, the PossibleCooker is the more natural fit.

The Foodi MAX 15-in-1 SmartLid OL750UK is the most capable model in this group. It has a 7.5-litre pot and is described by SharkNinja as suitable for up to six people. Its functions include pressure cooking, air frying, grilling, baking, dehydrating, proving, steaming, yoghurt making and slow cooking. It also includes a digital cooking probe, two-tier rack and cook-and-crisp basket.

That flexibility comes with a substantial footprint. The OL750UK weighs 14.8kg and measures 50.19cm long by 41.61cm wide by 45.49cm high. Check the worktop and storage space before buying; this is a large appliance rather than a compact slow cooker.

Choosing the right Ninja slow cooker size

Choose 6 litres for regular family cooking without the bulk of the larger Foodi MAX models. The MC1101UK combines that capacity with slow cooking, white and brown rice, pasta, porridge, steaming and keep warm. TechRadar records that it includes a glass lid, rice cup, rice spoon, steam rack, recipe booklet and user manual.

Choose 7.5 litres when you want larger portions and multi-cooking functions. Both the OP500UK and OL750UK use this capacity, but their capabilities and prices differ substantially. The OL750UK is aimed at buyers who want air frying, grilling and steaming as well as pressure and slow cooking.

Choose 8 litres for batch cooking and generous family meals. The MC1001UK offers the largest stated capacity in the PossibleCooker range and keeps the controls focused on familiar functions such as slow cooking, searing, braising and baking.

Is a Ninja slow cooker worth it?

A Ninja slow cooker is worth considering if you want to sear ingredients in the cooking pot and use several cooking methods. The PossibleCooker models offer more flexibility than a basic slow cooker, while the pressure multi-cookers add faster cooking options.

The trade-off is heat and complexity. BBC Good Food found that the MC1101UK’s exterior becomes very hot during use, so it needs a safe position away from children and items that could be damaged by heat. Its testing also found a large cooking pot, stay-cool handles, hob-style searing and useful accessories. The best value depends on whether those extra functions will replace appliances or remain unused.

Ninja slow cooker recipes and practical cooking advice

Ninja’s UK recipe hub includes slow-cooked beef short ribs, cashew sweet potato curry, beef brisket and rice pudding. BBC Good Food also lists stews, casseroles, soups, curries, yoghurt, grains, dhal and puddings as suitable slow-cooker uses.

For the MC1101UK, Ninja’s instruction material gives a slow-cooking range of 6–12 hours. Keep the lid closed during cooking, as recommended in the instructions, to retain heat and moisture. When adapting recipes for the OP350UK, account for the pressure-cooking design and the reduced liquid guidance noted by BBC Good Food.

1. Use the sear function first when your recipe benefits from browned meat or softened vegetables.
2. Match the recipe to the appliance. Conventional slow-cooker recipes are a closer fit for the PossibleCooker than for a pressure multi-cooker.
3. Plan for the full cooking window. The MC1101UK’s stated slow-cooking range is 6–12 hours.
4. Keep the lid closed during slow cooking and place the appliance where its hot exterior will not be touched accidentally.

For official ideas, Ninja’s UK slow-cooker recipe hub covers both traditional slow-cooked dishes and recipes prepared in Ninja multi-cookers.

Frequently asked questions

Is a Ninja slow cooker worth it?

Yes, if you value hob-style searing and multiple cooking modes rather than a basic slow cooker. The PossibleCooker models are particularly suitable for this use. BBC Good Food’s testing found useful features and accessories, but also reported that the MC1101UK’s exterior becomes very hot during use.

Which is the best Ninja slow cooker?

The MC1101UK is the strongest choice for dedicated slow cooking because BBC Good Food names it the best slow cooker in its 2026 UK guide. Choose the MC1001UK instead if you need an 8-litre pot for family meals and batch cooking, or the OL750UK if pressure cooking, air frying and steaming are central to your plans.

What is the best slow cooker in the UK?

BBC Good Food names the Ninja Foodi PossibleCooker MC1101UK its best slow cooker in its 2026 UK guide. Its wider multi-cooker guide names the Instant Pot Pro 5.7L the best multi-cooker overall, so the best choice depends on whether you want a slow-cooker-style appliance or broader multi-cooking functions.

Is the Ninja slow cooker available in the UK?

Yes. SharkNinja’s UK range lists the MC1001UK, MC1101UK, OP350UK, OP500UK and OL750UK among its slow-cooker and multi-cooker models. Prices and availability vary by model and retailer.