Cotopaxi Allpa 35L vs. Kathmandu Shuttle 40L Convertible Backpack Cargo

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 35LFeatureKathmandu Shuttle 40L Convertible Backpack Cargo
Storage
N Compression N
None Expanded Capacity None
4 Opening 1
Y Passport N
N Passthrough N
Carry
H Backpack S
R Hip Belt N
S Sternum Strap N
Inside
15 Laptop 0
3 Main Compartments 1
Y Organizer N
Outside
× Hard Shell ×
N Rain-fly N
0 Water Bottle Holder 0
Y Water Resistant N
Material
1680D ballistic nylon panelingNylon 840D JR Ballistic 2xPU, Polyester 135D 2xPU

Kathmandu Shuttle 40L Convertible Backpack Cargo

Front facing view of the Kathmandu Shuttle 40L Convertible Backpack Cargo
Capacity40 L
Weight0.8 kg
Dimensions60×32×24 cm
Airline fit19%
Price$130

When I consider the Cotopaxi Allpa 35L and the Kathmandu Shuttle 40L Convertible Backpack Cargo, I find the differences in dimensions significant. The Cotopaxi is a compact 20 inches by 30 inches by 51 inches, while the Kathmandu is a bit deeper and taller, clocking in at 24 inches by 32 inches by 60 inches. Weight is a factor when you're on the move, and Kathmandu has the edge here, weighing only 0.8 pounds to Cotopaxi's 1.5. That might not sound like much, but when you've been hiking or traversing airports, every ounce counts.

When considering special features, the Cotopaxi brings a powerful punch, with a durable material, airline compatibility, and a laptop compartment that can fit a 15 inch laptop. Reviews praise this bag for its intuitive and helpful organization, describing it as "smartly designed for carry-on compliance". This little bundle also includes a rain cover for extra security and durability, as well as a convenient collapsible mesh laundry bag, nylon shoe bag, and a mesh water bottle sleeve.

However, the Kathmandu holds its own, despite a few shortcomings. The highly versatile design allows you to carry it as a duffel bag, backpack, or messenger bag — a major draw for those who need flexibility in their carry. One reviewer touted "a large opening to the main compartment which really streamlines the loading and unloading process." Plus, the zippers are lockable for added security. Though it lacks a laptop compartment and isn't as compatible with airlines as the Cotopaxi, its lightweight design and versatility make it a strong contender.

Choosing between the Cotopaxi Allpa 35L and the Kathmandu Shuttle 40L Backpack Cargo is a matter of specifics. Do you value airline compatibility and organization, or do you prioritize lightweight flexibility and versatility? That's your call.