KS Ultralight KS27 vs. Remote Equipment Charlie 25 Pack

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

KS Ultralight KS27

Front facing view of the KS Ultralight KS27
Capacity27 L
Weight0.3 kg
Dimensions55×28×16 cm
Airline fit87%
Price$130

Feature by feature

KS Ultralight KS27FeatureRemote Equipment Charlie 25 Pack
Storage
2 Compression 5
None Expanded Capacity 30L
0 Opening 0
top Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
removable Sternum Strap removable
Inside
N Laptop 15in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
X-pac VX 07 YKK "waterproof zip"Challenge Outdoor EPX200

Remote Equipment Charlie 25 Pack

Capacity25 L
Weight1.3 kg
Dimensions53×28×17 cm
Airline fit89%
Price$270

Key differences between the KS Ultralight KS27 and Remote Equipment Charlie 25 Pack

Both have: passport pocket, backpack straps, hip belt, sternum strap, 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. 164 accept both. 0 accept only the KS Ultralight KS27, and 4 accept only the Remote Equipment Charlie 25 Pack.

Only the Remote Equipment Charlie 25 Pack fits

Liat Airlines, Scoot, Tiger Airways, WestJet.

KS Ultralight KS27 vs. Remote Equipment Charlie 25 Pack: which should you pack?

The KS Ultralight KS27 carries 2L more than the Remote Equipment Charlie 25 Pack (27L vs. 25L), while the KS Ultralight KS27 is the lighter pack at 0.3kg (vs. 1.3kg). For carry-on flexibility, the Remote Equipment Charlie 25 Pack fits 89% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the KS Ultralight KS27; if you want to travel lighter, the KS Ultralight KS27 is the better call.