Cotopaxi Allpa 35L vs. Aer Travel Pack 2 Small

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

Cotopaxi Allpa 35L

Front facing view of the Cotopaxi Allpa 35L
Capacity35 L
Weight1.5 kg
Dimensions51×30×20 cm
Airline fit80%
Price$200

Feature by feature

Cotopaxi Allpa 35LFeatureAer Travel Pack 2 Small
Storage
N Compression N
None Expanded Capacity None
4 Opening 1
Y Passport N
N Passthrough Y
Carry
H Backpack S
R Hip Belt O
S Sternum Strap R
Inside
15 Laptop 15
3 Main Compartments 1
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
0 Water Bottle Holder 1
Y Water Resistant Y
Material
1680D ballistic nylon paneling1680D Cordura® ballistic nylon exterior

Aer Travel Pack 2 Small

by Aer
Front facing view of the Aer Travel Pack 2 Small
Capacity28 L
Weight3.3 kg
Dimensions48×32×19 cm
Airline fit82%
Price$200

If you're in the marker for a solid travel backpack that caters to both, outdoor adventures along with urban travels, the Cotopaxi Allpa 35L and the Aer Travel Pack 2 Small make for excellent options. Both the bags embrace comfort, durability, and ample storage but differ in unique ways which makes each standout in their own light.

In terms of dimensions, the Cotopaxi Allpa 35L spans up to 20 inches tall, 30 inches wide, and 51 inches deep. This model is larger than its competitor, the Aer Travel Pack 2 Small, which measures in at 19 inches tall, 32 inches wide, and 48 inches deep. The disparity in weight is also noteworthy; the Allpa 35L weighs a measly 1.5 pounds compared to the Travel Pack 2 Small that weighs double at 3.3 pounds.

From the material perspective, both the Allpa 35L and Travel Pack 2 Small use 1680D ballistic nylon, but with the latter incorporating Cordura® to the exterior styling. Both the packs can house a 15-inch laptop conveniently. Where they diverge is in airline compatibility. While the Allpa 35L partners with 80% of airlines, the Travel Pack 2 Small boasts a slightly greater compatibly at 82%.

In a nutshell, both the Allpa 35L and the Travel Pack 2 Small make for worthy contenders in the carry-on backpack category each having their own merits. The Allpa 35L, though lighter, has a better storage capacity and smart design suitable for a range of travelers. On the flip side, the Aer Travel Pack 2 Small, albeit heavier, provides better protection for your gadgets, a functional organization panel, and a slightly more robust construction. So whether you value storage, weight, or functionality, your choice between the two will boil down to your specific travel needs and preferences.