Patagonia Ascensionist Pack 55L vs. Exped Serac 25
Two carry-on travel backpacks, compared spec for spec.
Patagonia Ascensionist Pack 55L
| Capacity | 55 L |
| Weight | 1.28 kg |
| Dimensions | 67×32×20 cm |
| Airline fit | 1% |
| Price | $219 |
Feature by feature
| Patagonia Ascensionist Pack 55L | Feature | Exped Serac 25 |
|---|---|---|
| Storage | ||
| removable | Compression | N |
| None | Expanded Capacity | None |
| 0 | Opening | 3 |
| N | Passport | N |
| N | Passthrough | N |
| Carry | ||
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| removable | Sternum Strap | Y |
| Inside | ||
| N | Laptop | N |
| 1 | Main Compartments | 1 |
| 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 ripstop | 420 D ripstop nylon, TPU film laminate, >10'000 mm water column |
Key differences between the Patagonia Ascensionist Pack 55L and Exped Serac 25
- Compression straps: Removable on the Patagonia Ascensionist Pack 55L; No on the Exped Serac 25.
- Opening: Other on the Patagonia Ascensionist Pack 55L; Top flap on the Exped Serac 25.
- Sternum strap: Removable on the Patagonia Ascensionist Pack 55L; Yes on the Exped Serac 25.
Both have: backpack straps, hip belt, 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 129 accept only the Exped Serac 25.
Only the Exped Serac 25 fits
Adria Airways, Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Canada, Air Caraibes, Air Europa, Air France, Air India, Air Koryo, Air Macau, Air Mauritius, Air New Zealand, Air Nostrum, Air Tahiti Nui, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, ANA, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Azul Linhas, Bahamasair, Bangkok Airways, Biman Bangladesh, Boliviana de Aviacion, British Airways, Brussels Airlines, Cambodia Angkor Air, Caribbean Airlines, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Southern, CommutAir, Conviasa, Copa Airlines, Croatia Air, Cubana de Aviacion, Czech Airlines, Delta Airlines, Dragonair, EL AL, Ethiopian Airlines, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, Frontier Airlines, Garuda Indonesia, Gol Linhas Aereas, Great Lakes Airlines, Hainan Airlines, Hawaiian Airlines, Hong Kong Airlines, Iberia, Indigo, Interjet, Iran Air, Iran Aseman Air, Island Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Kenya Airways, KLM, Korean Air, Kulula, Kuwait Air, LATAM , LOT Polish, Lufthansa, Mahan Air, Malaysia Airlines, Mango, Mesa Airlines, Middle East Airlines, Monarch Airlines, Norwegian, Onur Air, Pakistan International, Peach, PenAir, Philippine Airlines, Porter Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, SAS Scandinavian, Saudi Arabian Airlines, Sichuan Airlines, SilkAir, Silver Airways, Singapore Airlines, Sky Airlines, Skywest, Inc., South African Airways, Southwest Airlines, SpiceJet, Spirit Airlines, SriLankan Airlines, Sun Country, Swiss Int'l Air Lines, TAAG Angola, TAM Airlines, Thai Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin Atlantic, WOW Airlines.
Patagonia Ascensionist Pack 55L vs. Exped Serac 25: which should you pack?
The Patagonia Ascensionist Pack 55L carries 30L more than the Exped Serac 25 (55L vs. 25L), while the Exped Serac 25 is the lighter pack at 0.765kg (vs. 1.28kg). For carry-on flexibility, the Exped Serac 25 fits 69% 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 Exped Serac 25 is the better call.