How Long Does a Canister Stove Last Standard Canister Sizes Canister Size Fuel Capacity Burning Time Small 100g Approximately 1 hour Medium 230g Approximately 2-3 hours Large 450g Approximately 4-5 hours When it comes to canisters for your stove, it's important to understand the different sizes available and how they affect your fuel capacity and burning time. Standard canister sizes are categorized as small, medium, and large. A small canister typically has a fuel capacity of 100g and can provide approximately 1 hour of burning time. A medium canister has a fuel capacity of 230g and can last for approximately 2-3 hours. Finally, a large canister has a fuel capacity of 450g and can provide approximately 4-5 hours of burning time. These estimates may vary depending on the specific stove and cooking conditions, but they give you a general idea of how long a canister stove can last. It's always ...