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Big Agnes Copper Spur HV UL3 vs Slingfin Portal 2 Tent

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

Both weigh the same at 1,360 g, so choose on features, price and fit.
Spec Big Agnes Copper Spur HV UL3 Slingfin Portal 2 Tent
Weight 1,360 g · 1.360 kg · 3.00 lb 1,360 g · 1.360 kg · 3.00 lb
Brand Big Agnes Slingfin
Category Shelter Shelter
Big Agnes Copper Spur HV UL3
1,360 g

Ultralight 3-person freestanding tent for groups.

Full details →
Slingfin Portal 2 Tent
1,360 g

Sub-3lb freestanding 2P tent with dual doors and ample vestibule storage.

Full details →

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Big Agnes Copper Spur HV UL3 vs Slingfin Portal 2 Tent: which should you buy?

On weight these two are identical (1,360 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

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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