Deuter Speed Lite 25 vs. Tortuga Daypack Pro

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

Deuter Speed Lite 25

Capacity25 L
Weight0.7 kg
Dimensions56×28×19 cm
Airline fit47%
Price$120

Feature by feature

Deuter Speed Lite 25FeatureTortuga Daypack Pro
Storage
4 Compression N
None Expanded Capacity None
0 Opening 0
top Passport top
N Passthrough N
Carry
Y Backpack Y
Y Hip Belt N
Y Sternum Strap Y
Inside
N Laptop 16in
2 Main Compartments 2
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2, side Water Bottle Holder 2, side
Y Water Resistant Y
Material
ECOPAK™ EPX70RS waterproof sailcloth

Tortuga Daypack Pro

Front facing view of the Tortuga Daypack Pro
Capacity21 L
Weight0.5 kg
Dimensions44×30×17 cm
Airline fit95%
Price$125

Key differences between the Deuter Speed Lite 25 and Tortuga Daypack Pro

Both have: passport pocket, backpack straps, sternum strap, 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. 88 accept both. 1 accept only the Deuter Speed Lite 25, and 92 accept only the Tortuga Daypack Pro.

Only the Deuter Speed Lite 25 fits

Great Lakes Airlines.

Only the Tortuga Daypack Pro fits

Aer Lingus, Aeroflot, Aerolineas Argentinas, Aeromexico, Air Baltic, Air Canada, Air Caraibes, Air China, Air France, Air India, Air Malta, Air Mauritius, Air Niugini, Air Serbia, Air Seychelles, Air Tahiti, All Nipon Airways, American Eagle, ANA, Asiana Airlines, ATA Airlines, Austrian, Azerbaijan Airlines, Belavia, Blue Air, Boliviana de Aviacion, Brussels Airlines, Bulgaria Air, China Eastern, Czech Airlines, easyJet, Emirates Airlines, Enter Air, Ethiopian Airlines, Etihad Airways, Eurowings, Fiji Airways, Flair Air, flybe, Gol Linhas Aereas, Gulf Air, Iberia, Icelandair, Indigo, InselAir, Interjet, Iran Air, Japan Airlines, Jet Airways, Juneyao Airlines, Kenya Airways, KLM, LATAM , Liat Airlines, LOT Polish, Lufthansa, Luxair, Mahan Air, Meridiana Fly, Mesa Airlines, Nordwind Airlines, Norwegian, Oman Air, Pakistan International, Peach, Porter Airlines, Qatar Airways, Ravn Alaska, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, SAS Scandinavian, Scoot, Shandong Airlines, Shenzhen Airlines, Sky Airlines, Sun Express, Swiss Int'l Air Lines, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), Tiger Airways, TUI, Turkish Airlines, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, WestJet, Xiamen.

Deuter Speed Lite 25 vs. Tortuga Daypack Pro: which should you pack?

The Deuter Speed Lite 25 carries 4L more than the Tortuga Daypack Pro (25L vs. 21L), while the Tortuga Daypack Pro is the lighter pack at 0.5kg (vs. 0.7kg). For carry-on flexibility, the Tortuga Daypack Pro fits 95% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the Deuter Speed Lite 25; if you want to travel lighter, the Tortuga Daypack Pro is the better call.