Jetboil Flash 1.0L vs Optimus Crux Lite
Weight and specs compared for 2026 — and which one to choose.
Integrated all-in-one stove system with FluxRing technology for rapid boiling. Includes push-igniter, insulating cozy, and color-change heat indicator.
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Jetboil Flash 1.0L vs Optimus Crux Lite: which should you buy?
If saving weight is your priority, the Optimus Crux Lite wins — at 79 g it is 292 g (79%) lighter than the Jetboil Flash 1.0L (371 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest cooking page, or browse the full gear weight database.