← Gear database

Osprey Kestrel 68 vs Zpacks Nero Classic Backpack

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

Zpacks Nero Classic Backpack is the lighter option — 1,441 g lighter than the Osprey Kestrel 68 (83% less weight). If grams matter to you, that is the one to beat.
Spec Osprey Kestrel 68 Zpacks Nero Classic Backpack
Weight 1,730 g · 1.730 kg · 3.81 lb 289 g · 0.289 kg · 0.64 lb
Brand Osprey Zpacks
Category Backpack Backpack
Osprey Kestrel 68
1,730 g

Extended journey 68L pack with top-loader design.

Full details →
Zpacks Nero Classic Backpack
289 g

Ultralight frameless Dyneema Composite backpack, just 289g. Roll-top closure with mesh side pockets. Ideal for SUL hikers carrying under 10 lbs base weight.

Check price Full details →

Osprey Kestrel 68 vs Zpacks Nero Classic Backpack: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic Backpack wins — at 289 g it is 1,441 g (83%) lighter than the Osprey Kestrel 68 (1,730 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.

More backpack comparisons