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Granite Gear Blaze 60 vs Osprey Sirrus 36

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

Osprey Sirrus 36 is the lighter option — 60 g lighter than the Granite Gear Blaze 60 (5% less weight). If grams matter to you, that is the one to beat.
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Spec Granite Gear Blaze 60 Osprey Sirrus 36
Weight 1,280 g · 1.280 kg · 2.82 lb 1,220 g · 1.220 kg · 2.69 lb
Brand Granite Gear Osprey
Category Backpack Backpack
Granite Gear Blaze 60
1,280 g

Ventilated 60L pack with Airvent Trampoline suspension.

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Osprey Sirrus 36
1,220 g

Women's ventilated 36L pack with AirSpeed back panel.

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Granite Gear Blaze 60 vs Osprey Sirrus 36: which should you buy?

If saving weight is your priority, the Osprey Sirrus 36 wins — at 1,220 g it is 60 g (5%) lighter than the Granite Gear Blaze 60 (1,280 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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