Patagonia Ascensionist Pack 55L vs. Mystery Ranch Scree 22

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

Patagonia Ascensionist Pack 55L

Front facing view of the Patagonia Ascensionist Pack 55L
Capacity55 L
Weight1.28 kg
Dimensions67×32×20 cm
Airline fit1%
Price$219

Feature by feature

Patagonia Ascensionist Pack 55LFeatureMystery Ranch Scree 22
Storage
removable Compression 5
None Expanded Capacity None
0 Opening 0
N Passport top
N Passthrough N
Carry
Y Backpack Y
removable Hip Belt removable
removable Sternum Strap removable
Inside
N Laptop N
1 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
N Water Bottle Holder N
Y Water Resistant Y
Material
420-denier 100% recycled nylon ripstop, 0-denier 100% nylon ripstopX Grid 500D Nylon 6.6 70D Nylon Ripstop N.100 Robic R/S and 330 SD HITRA

Mystery Ranch Scree 22

Front facing view of the Mystery Ranch Scree 22
Capacity22 L
Weight0.9 kg
Dimensions55×25×25 cm
Airline fit39%
Price$200

Key differences between the Patagonia Ascensionist Pack 55L and Mystery Ranch Scree 22

Both have: backpack straps, hip belt, sternum strap, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 2 accept both. 0 accept only the Patagonia Ascensionist Pack 55L, and 72 accept only the Mystery Ranch Scree 22.

Only the Mystery Ranch Scree 22 fits

Adria Airways, Aegean Airlines, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Astana, Air Caraibes, Air Europa, Air France, Air India, Air Koryo, Air Mauritius, Air New Zealand, Air Nostrum, Air Tahiti Nui, All Nipon Airways, ANA, Atlas Global, Azul Linhas, Boliviana de Aviacion, British Airways, Caribbean Airlines, China Southern, Conviasa, Copa Airlines, Croatia Air, Cubana de Aviacion, Czech Airlines, EL AL, Finnair, Frontier Airlines, Gol Linhas Aereas, Great Lakes Airlines, Hainan Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, Kenya Airways, KLM, Korean Air, Kuwait Air, LATAM , Middle East Airlines, Monarch Airlines, Onur Air, Peach, PenAir, Philippine Airlines, Royal Air Morocco, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Sky Airlines, Southwest Airlines, SpiceJet, Spirit Airlines, Sun Country, TAAG Angola, TAM Airlines, Thai Airways, Travel Service Airlines, Ural Airlines, Uzbekistan Air, WOW Airlines.

Patagonia Ascensionist Pack 55L vs. Mystery Ranch Scree 22: which should you pack?

The Patagonia Ascensionist Pack 55L carries 33L more than the Mystery Ranch Scree 22 (55L vs. 22L), while the Mystery Ranch Scree 22 is the lighter pack at 0.9kg (vs. 1.28kg). For carry-on flexibility, the Mystery Ranch Scree 22 fits 39% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Patagonia Ascensionist Pack 55L; if you want to travel lighter, the Mystery Ranch Scree 22 is the better call.