Peak Design Travel Duffelpack 65L vs. Red Oxx Sky Train Convertible Backpack
Two carry-on travel backpacks, compared spec for spec.
Peak Design Travel Duffelpack 65L
| Capacity | 45 L |
| Weight | 1.77 kg |
| Dimensions | 66×38×30 cm |
| Airline fit | 1% |
| Price | $220 |
Feature by feature
| Peak Design Travel Duffelpack 65L | Feature | Red Oxx Sky Train Convertible Backpack |
|---|---|---|
| Storage | ||
| N | Compression | N |
| 65L | Expanded Capacity | None |
| 0 | Opening | 0 |
| N | Passport | side |
| N | Passthrough | N |
| Carry | ||
| hideable | Backpack | hideable |
| hideable | Hip Belt | N |
| Y | Sternum Strap | Y |
| Inside | ||
| N | Laptop | 15in |
| 1 | Main Compartments | 4 |
| Y | Organizer | Y |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| N | Water Bottle Holder | N |
| Y | Water Resistant | Y |
| Material | |
| 100% recycled 600D nylon canvas. 900D Ottoman-weave Poly bottom fabric. Woven nylon straps with Hypalon. | 1000 weight urethane coated, Dupont certified CORDURA® Brand Nylon |
Red Oxx Sky Train Convertible Backpack
| Capacity | 38 L |
| Weight | 1.8 kg |
| Dimensions | 51×33×23 cm |
| Airline fit | 71% |
| Price | $400 |
Key differences between the Peak Design Travel Duffelpack 65L and Red Oxx Sky Train Convertible Backpack
- Passport pocket: No on the Peak Design Travel Duffelpack 65L; Side on the Red Oxx Sky Train Convertible Backpack.
- Hip belt: Hideable on the Peak Design Travel Duffelpack 65L; No on the Red Oxx Sky Train Convertible Backpack.
- Laptop sleeve: No on the Peak Design Travel Duffelpack 65L; 15in on the Red Oxx Sky Train Convertible Backpack.
- Main compartments: 1 on the Peak Design Travel Duffelpack 65L; 4 on the Red Oxx Sky Train Convertible Backpack.
Both have: backpack straps, sternum strap, 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. 1 accept both. 0 accept only the Peak Design Travel Duffelpack 65L, and 133 accept only the Red Oxx Sky Train Convertible Backpack.
Only the Red Oxx Sky Train Convertible Backpack 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, 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, Oman Air, Onur Air, Peach, PenAir, Philippine Airlines, Porter Airlines, Qantas Airways, Republic Airways, Royal Air Morocco, Royal Jordanian, SAS Scandinavian, Saudi Arabian Airlines, Scoot, 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, Tiger Airways, Trans States, Travel Service Airlines, Turkish Airlines, United Airlines, Ural Airlines, Uzbekistan Air, Vietnam Airlines, Virgin America, Virgin Atlantic, WestJet, WOW Airlines.
Peak Design Travel Duffelpack 65L vs. Red Oxx Sky Train Convertible Backpack: which should you pack?
The Peak Design Travel Duffelpack 65L carries 7L more than the Red Oxx Sky Train Convertible Backpack (45L vs. 38L), while the Peak Design Travel Duffelpack 65L is the lighter pack at 1.77kg (vs. 1.8kg). For carry-on flexibility, the Red Oxx Sky Train Convertible Backpack fits 71% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Peak Design Travel Duffelpack 65L; if you want to travel lighter, the Peak Design Travel Duffelpack 65L is the better call.