Patagonia Atom Tote Pack 20L vs. Attitude Supply ATD1 Backpack
Two carry-on travel backpacks, compared spec for spec.
Patagonia Atom Tote Pack 20L
| Capacity | 20 L |
| Weight | 0.6 kg |
| Dimensions | 41×30×13 cm |
| Airline fit | 95% |
| Price | $90 |
Feature by feature
| Patagonia Atom Tote Pack 20L | Feature | Attitude Supply ATD1 Backpack |
|---|---|---|
| Storage | ||
| N | Compression | 4 |
| None | Expanded Capacity | 55L |
| 0 | Opening | 1 |
| front | Passport | front |
| N | Passthrough | N |
| Carry | ||
| Y | Backpack | Y |
| N | Hip Belt | removable |
| removable | Sternum Strap | removable |
| Inside | ||
| 13in | Laptop | 16in |
| 2 | Main Compartments | 2 |
| Y | Organizer | Y |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |
| Material | |
| 7.3-oz 400-denier recycled Polyester with DWR Finish | Challenge Sailcloth Ecopak® EPLX600 |
Attitude Supply ATD1 Backpack
| Capacity | 23 L |
| Weight | 1.7 kg |
| Dimensions | 50×30×26 cm |
| Airline fit | 17% |
| Price | $523 |
Key differences between the Patagonia Atom Tote Pack 20L and Attitude Supply ATD1 Backpack
- Compression straps: No on the Patagonia Atom Tote Pack 20L; 4 on the Attitude Supply ATD1 Backpack.
- Opening: Other on the Patagonia Atom Tote Pack 20L; Clamshell on the Attitude Supply ATD1 Backpack.
- Hip belt: No on the Patagonia Atom Tote Pack 20L; Removable on the Attitude Supply ATD1 Backpack.
- Laptop sleeve: 13in on the Patagonia Atom Tote Pack 20L; 16in on the Attitude Supply ATD1 Backpack.
Both have: passport pocket, backpack straps, sternum strap, built-in organizer, 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. 32 accept both. 148 accept only the Patagonia Atom Tote Pack 20L, and 0 accept only the Attitude Supply ATD1 Backpack.
Only the Patagonia Atom Tote Pack 20L fits
Aegean Airlines, Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Asia, Air Astana, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Macau, Air Malta, Air Mauritius, Air Niugini, Air Nostrum, Air Serbia, Air Seychelles, Air Tahiti, Air Wisconsin, AirAsiaX, Alaska Airlines, All Nipon Airways, Allegiant Air, American Airlines, American Eagle, ANA, Asiana Airlines, ATA Airlines, Atlas Global, Austrian, Avianca , Azerbaijan Airlines, Bahamasair, Bangkok Airways, Belavia, Biman Bangladesh, Blue Air, Boliviana de Aviacion, British Airways, Brussels Airlines, Bulgaria Air, Cambodia Angkor Air, Cathay Pacific, Cayman Airways, Cebu Pacific, China Airlines, China Eastern, CommutAir, Conviasa, Czech Airlines, Delta Airlines, Dragonair, easyJet, EL AL, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, EVA Air, Fiji Airways, Finnair, Flair Air, flybe, Garuda Indonesia, Gol Linhas Aereas, Gulf Air, Hawaiian Airlines, Hong Kong Airlines, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Iran Aseman Air, Japan Airlines, Jet Airways, Jet2, jetBlue Airways, Jetstar Airways, Jetstar Asia, Juneyao Airlines, Kenya Airways, KLM, Kulula, Kuwait Air, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Malaysia Airlines, Mango, Meridiana Fly, Mesa Airlines, Middle East Airlines, Monarch Airlines, Nordwind Airlines, Norwegian, Oman Air, Onur Air, Pakistan International, Peach, Porter Airlines, Qantas Airways, Qatar Airways, Ravn Alaska, Regional Express, Republic Airways, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Skywest, Inc., South African Airways, SriLankan Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Thai Airways, Tianjin Airlines (A320 & E190), Tiger Airways, Trans States, Travel Service Airlines, TUI, Turkish Airlines, Ukraine International, United Airlines, Uzbekistan Air, Vietnam Airlines, VIM Airlines (Closed), Virgin Atlantic, Virgin Australia, Volotea, WestJet, WOW Airlines, Xiamen.
Patagonia Atom Tote Pack 20L vs. Attitude Supply ATD1 Backpack: which should you pack?
The Attitude Supply ATD1 Backpack carries 3L more than the Patagonia Atom Tote Pack 20L (20L vs. 23L), while the Patagonia Atom Tote Pack 20L is the lighter pack at 0.6kg (vs. 1.7kg). For carry-on flexibility, the Patagonia Atom Tote Pack 20L fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Attitude Supply ATD1 Backpack; if you want to travel lighter, the Patagonia Atom Tote Pack 20L is the better call.