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Hyperlite Mountain Gear Daybreak 22 Daypack vs Hyperlite Mountain Gear Southwest 55

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

Hyperlite Mountain Gear Daybreak 22 Daypack is the lighter option — 136 g lighter than the Hyperlite Mountain Gear Southwest 55 (20% less weight). If grams matter to you, that is the one to beat.
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Spec Hyperlite Mountain Gear Daybreak 22 Daypack Hyperlite Mountain Gear Southwest 55
Weight 544 g · 0.544 kg · 1.20 lb 680 g · 0.680 kg · 1.50 lb
Brand Hyperlite Mountain Gear Hyperlite Mountain Gear
Category Backpack Backpack
Hyperlite Mountain Gear Daybreak 22 Daypack
544 g

Dyneema Stretch Mesh pockets with new front zipper pocket for daily hiking.

See it in your base weight → Full details →
Hyperlite Mountain Gear Southwest 55
680 g

Ultralight Dyneema 55L pack for serious gram-counters.

See it in your base weight → Full details →

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Hyperlite Mountain Gear Daybreak 22 Daypack vs Hyperlite Mountain Gear Southwest 55: which should you buy?

If saving weight is your priority, the Hyperlite Mountain Gear Daybreak 22 Daypack wins — at 544 g it is 136 g (20%) lighter than the Hyperlite Mountain Gear Southwest 55 (680 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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