Cotopaxi Allpa 35L vs. Topo Designs Mountain Pack

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 35LFeatureTopo Designs Mountain Pack
Storage
N Compression S
None Expanded Capacity None
4 Opening 2
Y Passport N
N Passthrough N
Carry
H Backpack S
R Hip Belt R
S Sternum Strap S
Inside
15 Laptop 15
3 Main Compartments 3
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
0 Water Bottle Holder 2
Y Water Resistant Y
Material
1680D ballistic nylon paneling1000D exterior, 210D coated pack cloth liner

Topo Designs Mountain Pack

Front facing view of the Topo Designs Mountain Pack
Capacity30 L
Weight1 kg
Dimensions49×30×18 cm
Airline fit98%
Price$190

Between the two heavyweight carry-on backpacks, the Cotopaxi Allpa 35L and the Topo Designs Mountain Pack, quite a few key differences can be spotted at first glance. The Allpa 35L, boasting of 35 liters of capacity, is slightly bigger when compared to its counterpart— the Mountain Pack that provides a 30-liter capacity. When it comes to weight, the Cotopaxi bag tips the scales at 1.5 pounds, half a pound heavier than the Topo Designs Mountain Pack. Now size and weight are one thing, but when it comes to travel compatibility, the Mountain Pack pulls ahead with a compatibility rate of 98% with airlines globally, compared to the Allpa's 80%.

Both bags are made from incredibly durable materials, but the Allpa's 1680D ballistic nylon paneling might prove hardier than the combination of 1000D exterior and 210D coated pack cloth liner used by Topo Designs. The Allpa 35L also includes a rain cover and additional storage bags such as a collapsible mesh laundry bag, a nylon shoe bag, and a mesh water bottle sleeve. The Topo Design Mountain Pack wins points with its aesthetics and vertical exterior zippered pocket that offers easy access to the main compartment without having to open the lid.

Lastly, both backpacks fit comfortably into the tech-savvy mold of modern living. Both secure a 15-inch laptop with ease. And even though these two heavyweights evade a clear victor, multiple product reviews inclined towards Cotopaxi Allpa 35L's well-thought internal organization and the all-round utility it offers to both urban and nature-loving travelers. Topo Designs Mountain Pack, however, remained a close contender with its feather-weight design and weather-resistant features.

In conclusion, while Cotopaxi Allpa 35L might hint at being the more versatile and resilient mate for a world traveler, Topo Design Mountain Pack, with its design, comfort, and low weight, comes as a close runner-up. Your ultimate companion will, however, depend on your unique style, preferences, and requirements.