Fjallraven Ulvö 23 vs. Tortuga Outbreaker Daypack

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

Fjallraven Ulvö 23

Front facing view of the Fjallraven Ulvö 23
Capacity23 L
Weight0.7 kg
Dimensions45×28×13 cm
Airline fit96%
Price$125

Feature by feature

Fjallraven Ulvö 23FeatureTortuga Outbreaker Daypack
Storage
2 Compression N
None Expanded Capacity None
4 Opening 0
front Passport front
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
removable Sternum Strap removable
Inside
15in Laptop 15in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
Bergshell®: 400D 100% polyamideX-Pac waterproof sailcloth

Tortuga Outbreaker Daypack

Front facing view of the Tortuga Outbreaker Daypack
Capacity21 L
Weight0.5 kg
Dimensions43×28×17 cm
Airline fit96%
Price$125

Key differences between the Fjallraven Ulvö 23 and Tortuga Outbreaker Daypack

Both have: passport pocket, backpack straps, sternum strap, laptop sleeve, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 181 accept both. Every airline that takes one takes the other.

Fjallraven Ulvö 23 vs. Tortuga Outbreaker Daypack: which should you pack?

The Fjallraven Ulvö 23 carries 2L more than the Tortuga Outbreaker Daypack (23L vs. 21L), while the Tortuga Outbreaker Daypack is the lighter pack at 0.5kg (vs. 0.7kg). For carry-on flexibility, the Fjallraven Ulvö 23 fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Fjallraven Ulvö 23; if you want to travel lighter, the Tortuga Outbreaker Daypack is the better call.