Moment Everything Backpack 21L Overnight vs. Osprey Daylite

Two carry-on travel backpacks, compared spec for spec.

Moment Everything Backpack 21L Overnight

Capacity21 L
Weight0.8 kg
Dimensions47×29×15 cm
Airline fit93%
Price$150

Feature by feature

Moment Everything Backpack 21L OvernightFeatureOsprey Daylite
Storage
N Compression 2
None Expanded Capacity None
0 Opening 0
front Passport N
Y Passthrough Y
Carry
Y Backpack Y
N Hip Belt removable
Y Sternum Strap Y
Inside
16in Laptop 14in
3 Main Compartments 3
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
420D Nylon Fabricbluesign® APPROVED 300D recycled polyester, PFC-free DWR

Osprey Daylite

Capacity13 L
Weight0.6 kg
Dimensions43×26×20 cm
Airline fit96%
Price$70

Key differences between the Moment Everything Backpack 21L Overnight and Osprey Daylite

Both have: luggage passthrough, backpack straps, sternum strap, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 175 accept both. 0 accept only the Moment Everything Backpack 21L Overnight, and 6 accept only the Osprey Daylite.

Only the Osprey Daylite fits

Air Tahiti, American Eagle, easyJet, Great Lakes Airlines, Gulf Air, Ravn Alaska.

Moment Everything Backpack 21L Overnight vs. Osprey Daylite: which should you pack?

The Moment Everything Backpack 21L Overnight carries 8L more than the Osprey Daylite (21L vs. 13L), while the Osprey Daylite is the lighter pack at 0.6kg (vs. 0.8kg). For carry-on flexibility, the Osprey Daylite fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Moment Everything Backpack 21L Overnight; if you want to travel lighter, the Osprey Daylite is the better call.