LBBJKT The Peloton Rolltop Bag vs. Tom Bihn Brain Bag

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

LBBJKT The Peloton Rolltop Bag

Front facing view of the LBBJKT The Peloton Rolltop Bag
Capacity35 L
Weight1.6 kg
Dimensions53×36×12 cm
Airline fit81%
Price$170

Feature by feature

LBBJKT The Peloton Rolltop BagFeatureTom Bihn Brain Bag
Storage
Y Compression 4
None Expanded Capacity None
2 Opening 4
N Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
Y Sternum Strap removable
Inside
17in Laptop N
5 Main Compartments 6
Y Organizer Y
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 1, side
Y Water Resistant Y
Material
1000D CorduraLightweight water resistant polyester inner linings in bright yellowYKK Aquaguard zippers525 Ballistic Nylon

Tom Bihn Brain Bag

Front facing view of the Tom Bihn Brain Bag
Capacity36 L
Weight1.3 kg
Dimensions46×36×23 cm
Airline fit66%
Price$240

Key differences between the LBBJKT The Peloton Rolltop Bag and Tom Bihn Brain Bag

Both have: backpack straps, hip belt, built-in organizer, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 120 accept both. 33 accept only the LBBJKT The Peloton Rolltop Bag, and 5 accept only the Tom Bihn Brain Bag.

Only the LBBJKT The Peloton Rolltop Bag fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Icelandair, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, Royal Brunei Airlines, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Volotea, Xiamen.

Only the Tom Bihn Brain Bag fits

Etihad Airways, Oman Air, Qatar Airways, Ravn Alaska, Royal Jordanian.

Starting off with the LBBJKT The Peloton Rolltop Bag, it's a tall, broad, and somewhat thin backpack that's made tough with 1000D Cordura and bright yellow water-resistant polyester inner linings. This is a carry-on bag that doesn't play games—it boasts a 35-liter capacity and is able to comfortably accommodate 98 percent of airline compatibility standards. It's lightweight but substantial, weighing in at 1.6 pounds. Plus, it has the added convenience of a laptop compartment that has room for a 17-inch laptop—an impressive feat.

Switching gears to the Tom Bihn Brain Bag, it's a bit shorter than the LBBJKT The Peloton Rolltop Bag, but this bag brings additional depth to the table at a generous 24 inches deep. Crafted from bluesign® certified 525 denier 2x2 Ballistic nylon exterior lined with bluesign® certified 210 denier 2x2 Ballistic nylon, this bag is game for whatever adventure awaits. It also has a slightly larger capacity than the LBBJKT The Peloton Bag at 36 liters, but ensure you crosscheck your airline's regulations as it is compatible with 92 percent of airlines. Similarly lightweight, this bag weighs only 1.3 pounds. Regrettably, it lacks a laptop compartment.

So, just how do these two bags measure up?

What's clear is that both bags bring their own unique