Fjallraven Rucksack No. 21 Medium vs. Patagonia Women's Tamangito Pack 20L

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

Fjallraven Rucksack No. 21 Medium

Front facing view of the Fjallraven Rucksack No. 21 Medium
Capacity20 L
Weight0.96 kg
Dimensions44×28×13 cm
Airline fit96%
Price$180

Feature by feature

Fjallraven Rucksack No. 21 MediumFeaturePatagonia Women's Tamangito Pack 20L
Storage
N Compression N
None Expanded Capacity None
3 Opening 4
N Passport N
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap Y
Inside
15in Laptop 15in
1 Main Compartments 1
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
G-1000® HeavyDuty Eco: 65% polyester, 35% cotton200-denier 100% recycled polyester,

Patagonia Women's Tamangito Pack 20L

Front facing view of the Patagonia Women's Tamangito Pack 20L
Capacity20 L
Weight0.52 kg
Dimensions41×30×13 cm
Airline fit95%
Price$79

Key differences between the Fjallraven Rucksack No. 21 Medium and Patagonia Women's Tamangito Pack 20L

Both have: 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. 180 accept both. 1 accept only the Fjallraven Rucksack No. 21 Medium, and 0 accept only the Patagonia Women's Tamangito Pack 20L.

Only the Fjallraven Rucksack No. 21 Medium fits

Great Lakes Airlines.

Fjallraven Rucksack No. 21 Medium vs. Patagonia Women's Tamangito Pack 20L: which should you pack?

The Fjallraven Rucksack No. 21 Medium carries the same capacity as the Patagonia Women's Tamangito Pack 20L (20L vs. 20L), while the Patagonia Women's Tamangito Pack 20L is the lighter pack at 0.52kg (vs. 0.96kg). For carry-on flexibility, the Fjallraven Rucksack No. 21 Medium fits 96% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Fjallraven Rucksack No. 21 Medium; if you want to travel lighter, the Patagonia Women's Tamangito Pack 20L is the better call.