Deuter Speed Lite 21
Daypack
~$85

Deuter

Deuter Speed Lite 21

★4.8(16 reviews)

The Speed Lite is Deuter's minimalist end: 470 g for 21 L, frameless, with a detachable waist belt. It is less than half the weight of the Futura 21 SL at the same volume, and the trade is ventilation and load capacity -- the foam panel sits against the back and the pack is rated to just 5 kg.

Approx. price
~$85
Capacity
21 L
Weight
1.04 lbs
Best For
Fast day hikes, scrambling and summit pushes with a light kit
Check price on Amazon →

We may earn a commission.
Price and availability on Amazon’s site may differ.

Type
Daypack
Frame Type
Frameless
Capacity
21 L
Weight
1.04 lbs
Max Recommended Load
4-11 lbs (2-5 kg)
Torso Fit
Fixed back length, fits 44-54 cm
Material
140D and 100D polyamide
Back Panel
Vented foam pad
Warranty
Deuter lifetime repair policy
Raincover Included
No
Fits BV500 Bear Canister
No

Sizes Available

CapacityPriceWeight
13 L$70—
17 L$80—
21 Lthis pack$851.04 lbs

Features

Ventilated BackHydration Sleeve

Pros

  • ✓470 g for 21 L is genuinely light and undercuts the Futura 21 SL by 680 g at the same volume.
  • ✓$85 makes it one of the cheapest packs on this site from a major brand.
  • ✓The waist belt detaches entirely, so it strips down to a simple rucksack for travel or town use.
  • ✓A dedicated wet compartment is unusual on a pack this minimal.
  • ✓Perforated shoulder straps and mesh keep some airflow despite the contact back panel.
  • ✓Helmet holder makes it usable for scrambling and via ferrata.
  • ✓Zero-PFAS DWR, Green Button certified, and covered by the lifetime repair policy.

Cons

  • ✗2-5 kg is the lowest load rating in the Deuter range and is easy to exceed with water and layers.
  • ✗Frameless construction means the load rides on the back directly and packs poorly if loaded carelessly.
  • ✗No rain cover included, unlike the Futura and AC Lite.
  • ✗The foam back panel ventilates far worse than any Aircomfort pack.
  • ✗140D ripstop is thin and the least abrasion-resistant fabric Deuter uses.
  • ✗No published weights for the 13 and 17, so the smaller sizes cannot be compared directly.

Common Questions

Compare the Deuter Speed Lite 21

Related backpacks

More from Deuter →
Deuter Telatie 26
~$100
Daypack

New for 2026, the Telatie 26 is Deuter's cheapest ventilated hiking daypack: 26 L, 720 g and $100, with the Airstripes foam-channel back rather than the suspended mesh of the Futura. There is no frame, so the 6-10 kg load rating rests on the padded hipbelt and the two foam profiles alone. A front J-zip opens the main compartment like a suitcase, which is unusual at this price in Deuter's range.

26 L1.59 lbsAirstripes BackVentilated back

Weight

1.59 lbs

Capacity

26 L

Frame

Frameless

Best for: Day hikes under 22 lbs where price and ventilation matter more than structure
Deuter AC Lite 24
~$110
Daypack

The AC Lite is the budget entry to Deuter's Aircomfort ventilation: the same suspended mesh and spring steel frame as the Futura, in cheaper fabrics and with a smaller 2 L hydration capacity. At $110 it is the least expensive way into the suspended-mesh back that defines the brand.

24 LSuspended Mesh BackRaincover IncludedVentilated back

Weight

2.05 lbs

Capacity

24 L

Frame

Internal Frame

Also in 16 L

Best for: Budget-conscious day hikers who want ventilated carry
Deuter AC Lite 22 SL
~$110
Daypack

The women's-fit AC Lite, with a 38-48 cm back length and SL-specific harness geometry. Same suspended Aircomfort mesh, included rain cover and recycled fabric package as the standard AC Lite, in a 14 L and 22 L size run.

22 LWomen's SL FitRaincover IncludedVentilated back

Weight

2.01 lbs

Capacity

22 L

Frame

Internal Frame

Also in 14 L

Best for: Women wanting ventilated day-hike carry at the lowest price in the line
Deuter Speed Lite Pro 25
~$140
Daypack

The Speed Lite Pro takes the Speed Lite's weight target and adds a vest-style harness: perforated shoulder straps with pockets, hip fin pockets, and a LiteAir skeleton structure that restores load capacity to 10 kg. At 680 g for 25 L it is the closest thing in Deuter's range to a fastpacking pack.

25 L1.5 lbsVest-Style HarnessVentilated back

Weight

1.5 lbs

Capacity

25 L

Frame

Internal Frame

Also in 19 L / 30 L

Best for: Fastpacking, trail running and fast-and-light day objectives
Deuter Futura 23
~$150
Daypack

The Futura is Deuter's ventilated day pack and the smallest application of the Aircomfort suspended mesh used on the Futura Air Trek. The mesh is tensioned over a spring steel frame so the pack bows away from the back, which is why a 23 L day pack weighs 1,180 g -- heavy for the volume, and the direct cost of the airflow.

23 LSuspended Mesh BackRaincover IncludedVentilated back

Weight

2.6 lbs

Capacity

23 L

Frame

Internal Frame

Also in 27 L / 32 L

Best for: Warm-weather day hikes where a sweaty back is the main complaint
Deuter Futura 21 SL
~$150
Daypack

The women's-fit Futura, with a 38-48 cm back length against the standard 44-54 cm and shoulder straps shaped for a narrower chest. Same suspended Aircomfort mesh and included rain cover as the standard Futura, in a 21 L, 25 L and 30 L size run.

21 LWomen's SL FitRaincover IncludedVentilated back

Weight

2.54 lbs

Capacity

21 L

Frame

Internal Frame

Also in 25 L / 30 L

Best for: Women who want maximum back ventilation on day hikes