3F UL Gear Qidian Pro 46+10L vs Black Diamond Beta Light 45L
Weight and specs compared for 2026 — and which one to choose.
UHMWPE blended nylon ultralight backpack with 46L main and 10L external compartment. Fits users 160-190cm with torso 15-18 inches.
Lightweight 45-liter backpack designed for alpine and minimalist backpacking. Can be stripped to 650g by removing hip belt and internal stays.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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3F UL Gear Qidian Pro 46+10L vs Black Diamond Beta Light 45L: which should you buy?
The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.
See where both rank against everything else in this category on the lightest backpack page, or browse the full gear weight database.