Hyperlite Mountain Gear Windrider 40 vs Lowe Alpine AirZone Active 22L
Weight and specs compared for 2026 — and which one to choose.
100% waterproof Dyneema pack with sewn-through back panel and internal frame stay. 40L volume, three exterior mesh pockets for wet gear.
Full details →Lightweight daypack and hiking backpack at approximately 800g, features ventilated back system and hydration compatibility
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Hyperlite Mountain Gear Windrider 40 vs Lowe Alpine AirZone Active 22L: which should you buy?
If saving weight is your priority, the Lowe Alpine AirZone Active 22L wins — at 800 g it is 44 g (5%) lighter than the Hyperlite Mountain Gear Windrider 40 (844 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.