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Gregory Baltoro 75 vs Lowe Alpine AirZone Active 18

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

Lowe Alpine AirZone Active 18 is the lighter option — 1,590 g lighter than the Gregory Baltoro 75 (67% less weight). If grams matter to you, that is the one to beat.
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Spec Gregory Baltoro 75 Lowe Alpine AirZone Active 18
Weight 2,360 g · 2.360 kg · 5.20 lb 770 g · 0.770 kg · 1.70 lb
Brand Gregory Lowe Alpine
Category Backpack Backpack
Gregory Baltoro 75
2,360 g

Workhorse 75L pack for extended expeditions and heavy loads.

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Lowe Alpine AirZone Active 18
770 g

Lightweight 18-liter daypack for hiking and outdoor activities. Features ergonomic back panel, padded straps and adjustable capacity from 18-20 liters.

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Gregory Baltoro 75 vs Lowe Alpine AirZone Active 18: which should you buy?

If saving weight is your priority, the Lowe Alpine AirZone Active 18 wins — at 770 g it is 1,590 g (67%) 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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