Mystery Ranch In & Out vs. haize project Clamshell 25

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

Mystery Ranch In & Out

Front facing view of the Mystery Ranch In & Out
Capacity19 L
Weight0.4 kg
Dimensions51×33×23 cm
Airline fit71%
Price$90

Feature by feature

Mystery Ranch In & OutFeaturehaize project Clamshell 25
Storage
4 Compression 4
None Expanded Capacity None
4 Opening 1
top Passport top
N Passthrough N
Carry
Y Backpack Y
N Hip Belt N
Y Sternum Strap removable
Inside
15in Laptop 15in
3 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
1, side Water Bottle Holder 1, side
N Water Resistant Y
Material
100D Cordura MiniRip1680D RPET polyurethane

haize project Clamshell 25

Front facing view of the haize project Clamshell 25
Capacity25 L
Weight1.4 kg
Dimensions50×29×17 cm
Airline fit92%
Price$333

Key differences between the Mystery Ranch In & Out and haize project Clamshell 25

Both have: compression straps, passport pocket, backpack straps, laptop sleeve, water bottle pockets.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 134 accept both. 0 accept only the Mystery Ranch In & Out, and 39 accept only the haize project Clamshell 25.

Only the haize project Clamshell 25 fits

Air Baltic, Air China, Air Malta, Air Niugini, Air Serbia, Air Seychelles, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Pakistan International, Qatar Airways, 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.

Mystery Ranch In & Out vs. haize project Clamshell 25: which should you pack?

The haize project Clamshell 25 carries 6L more than the Mystery Ranch In & Out (19L vs. 25L), while the Mystery Ranch In & Out is the lighter pack at 0.4kg (vs. 1.4kg). For carry-on flexibility, the haize project Clamshell 25 fits 92% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the haize project Clamshell 25; if you want to travel lighter, the Mystery Ranch In & Out is the better call.