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Gregory Baltoro 75 vs Hyperlite Mountain Gear Contour 35 Backpack

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

Hyperlite Mountain Gear Contour 35 Backpack is the lighter option — 1,901 g lighter than the Gregory Baltoro 75 (81% less weight). If grams matter to you, that is the one to beat.
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Spec Gregory Baltoro 75 Hyperlite Mountain Gear Contour 35 Backpack
Weight 2,360 g · 2.360 kg · 5.20 lb 459 g · 0.459 kg · 1.01 lb
Brand Gregory Hyperlite Mountain Gear
Category Backpack Backpack
Gregory Baltoro 75
2,360 g

Workhorse 75L pack for extended expeditions and heavy loads.

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Hyperlite Mountain Gear Contour 35 Backpack
459 g

Ultralight 35L frameless backpack with Dyneema DCF fabric for thru-hiking. Weighs only 16.2oz with 6 external pockets.

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Gregory Baltoro 75 vs Hyperlite Mountain Gear Contour 35 Backpack: which should you buy?

If saving weight is your priority, the Hyperlite Mountain Gear Contour 35 Backpack wins — at 459 g it is 1,901 g (81%) lighter than the Gregory Baltoro 75 (2,360 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 backpack page, or browse the full gear weight database.

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