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Big Agnes Copper Spur HV UL3 vs Durston Gear X-Mid 1 Third Generation

Weight and specs compared for 2026 — and which one to choose.

Durston Gear X-Mid 1 Third Generation is the lighter option — 615 g lighter than the Big Agnes Copper Spur HV UL3 (45% less weight). If grams matter to you, that is the one to beat.
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Spec Big Agnes Copper Spur HV UL3 Durston Gear X-Mid 1 Third Generation
Weight 1,360 g · 1.360 kg · 3.00 lb 745 g · 0.745 kg · 1.64 lb
Brand Big Agnes Durston Gear
Category Shelter Shelter
Big Agnes Copper Spur HV UL3
1,360 g

Ultralight 3-person freestanding tent for groups.

Full details →
Durston Gear X-Mid 1 Third Generation
745 g

Updated ultralight shelter 26oz with improved zippers and floor fabric for 2026

Full details →

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Big Agnes Copper Spur HV UL3 vs Durston Gear X-Mid 1 Third Generation: which should you buy?

If saving weight is your priority, the Durston Gear X-Mid 1 Third Generation wins — at 745 g it is 615 g (45%) lighter than the Big Agnes Copper Spur HV UL3 (1,360 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 shelter page, or browse the full gear weight database.

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