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Best BBQs & Outdoor Cooking40cm diameter grill (2026)

1 bbqs & outdoor cooking matching capacity40cm diameter grill, hand-picked from UK Amazon listings.

Not sure which one to pick? Read our Best BBQ UK (2026) guide.

Outsunny Portable Round Kettle Charcoal Grill BBQ Smoker with Lid

#1 Pick

Outsunny Portable Round Kettle Charcoal Grill BBQ Smoker with Lid
Rated 4.2 out of 5 stars (278)
  • Charcoal
  • 40cm diameter grill

£29.99

Pros

  • Adjustable air vents for heat control
  • Compact kettle design suits smaller patios
  • Lid doubles as a smoker cover

Cons

  • Smaller cooking area than full-size kettle BBQs
View on Amazon →

Looking for a compact barbecue perfect for smaller patios or gardens? This selection of 40cm diameter grill BBQs offers fantastic cooking performance without taking up too much space. These models are ideal for grilling burgers, sausages, vegetables and more, providing a convenient way to enjoy outdoor meals. Many feature adjustable height charcoal trays and removable grates for easy cleaning and precise temperature control – ensuring perfectly cooked food every time.

We've curated a range of options from leading brands known for quality and durability. The 40cm diameter grill size is particularly well-suited for families or individuals who want a responsive grilling experience without the bulk of larger barbecues. Consider factors like material (stainless steel, cast iron) and included accessories when choosing your ideal model.

These BBQs are designed to deliver consistent heat and create attractive char marks on your food. Remember to always follow manufacturer’s instructions for safe operation and allow sufficient ventilation while in use. Explore our selection now to find the perfect 40cm diameter grill BBQ for your outdoor cooking needs.

FAQ

What materials are these 40cm diameter grills typically made from?

You’ll often find these BBQs constructed from stainless steel, which is highly durable and weather-resistant. Cast iron models offer superior heat retention but may require more care during cleaning. Consider your budget and desired longevity when comparing materials.

How much charcoal does a 40cm diameter grill usually hold?

Charcoal capacity varies significantly depending on the model, typically ranging from around 2-5kg of charcoal. Always check the manufacturer’s specifications before purchasing to ensure it meets your grilling needs and allows for sufficient burn time.

Are tools included with these BBQs?

Tool inclusion depends entirely on the specific BBQ model. Some come with a spatula, tongs, and wire brush, while others require you to purchase accessories separately – check the product details carefully before buying.

What’s the best way to clean a 40cm diameter grill after use?

Allow the coals to completely extinguish before attempting to clean. Use a wire brush or scraper to remove ash and food residue, then wash with warm water and mild detergent – ensuring all traces are removed.

How does the grill height affect cooking temperature?

Adjusting the charcoal tray height is crucial for controlling temperature. Lowering the trays increases airflow and reduces heat, while raising them concentrates the heat, promoting faster searing.

Are these BBQs suitable for gas or charcoal?

This selection focuses on charcoal BBQs; however, some models may have a conversion kit available to allow for propane (gas) operation. Confirm the fuel type before purchasing.

What safety precautions should I take when using a 40cm diameter grill?

Always use the BBQ in a well-ventilated area away from flammable materials. Never leave a lit BBQ unattended and keep children and pets at a safe distance while in operation.

How long will a full bag of charcoal typically last on a 40cm diameter grill?

This depends heavily on the heat setting you maintain – lower temperatures require more frequent topping up. Expect around 2-4 hours with moderate use, but always monitor consumption and adjust accordingly.

Can I use wood chips for added flavour in my 40cm diameter grill?

Yes, adding wood chips to the charcoal adds a smoky flavour to your food. Use fruit woods like apple or cherry for subtle sweetness, or hickory or mesquite for a bolder taste – just ensure they are thoroughly soaked before using.

What’s the warranty on these 40cm diameter grill BBQs?

Warranty terms are determined by the manufacturer of each individual BBQ model. Please refer to the product description and accompanying documentation for specific details regarding coverage and duration – Amazon typically provides standard retailer returns options.