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Deuter Aircontact Lite 45+10 vs Gregory Optic 48

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

Gregory Optic 48 is the lighter option — 200 g lighter than the Deuter Aircontact Lite 45+10 (13% less weight). If grams matter to you, that is the one to beat.
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Spec Deuter Aircontact Lite 45+10 Gregory Optic 48
Weight 1,570 g · 1.570 kg · 3.46 lb 1,370 g · 1.370 kg · 3.02 lb
Brand Deuter Gregory
Category Backpack Backpack
Deuter Aircontact Lite 45+10
1,570 g

Lightweight 45+10L pack with Aircontact Lite back.

See it in your base weight → Full details →
Gregory Optic 48
1,370 g

Lightweight 48L trail pack with suspended mesh back panel.

See it in your base weight → Full details →

Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.

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Deuter Aircontact Lite 45+10 vs Gregory Optic 48: which should you buy?

If saving weight is your priority, the Gregory Optic 48 wins — at 1,370 g it is 200 g (13%) lighter than the Deuter Aircontact Lite 45+10 (1,570 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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