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20l hiking backpacks

20-litre hiking backpacks are compact solutions designed to carry essential gear in a small footprint. Their small size allows for clear organisation of belongings while maintaining a controlled load and a carrying system optimised for mobility.

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Mammut Aenergy 18 Sapphire Mammut Backpack Aenergy 18 Sapphire Keypoints Further reductions
Mammut
Backpack Aenergy 18 Sapphire

  • Recommended price

    £83.51

    -40%

    £50.07

If you’re looking for a lightweight hiking backpack, you’ll be satisfied by the Mammut Aenergy 18 Sapphire. With its 18 litre capacity and water repellent finish, it’ll follow you everywhere.  
Colour
  • Mammut Aenergy 18 Black
  • Mammut Aenergy 18 Sapphire
Osprey Talon Velocity 20 Matcha Green Lemongrass Osprey Talon Velocity 20 Matcha Green Lemongrass Sale
Osprey
Backpack Talon Velocity 20 Matcha Green Lemongrass

  • Recommended price

    £140.71

    -31%

    £96.71
Colour
  • Osprey Talon Velocity 20 Dark Charcoal Tumbleweed Yellow
  • Osprey Talon Velocity 20 Frosty Mint
  • Osprey Talon Velocity 20 Matcha Green Lemongrass
Size
  • L-XL (49-58.5)
Millet Ubic 20L E-Dark Red Millet Backpack Ubic 20L E-Dark Red Keypoints Sale
Millet
Backpack Ubic 20L E-Dark Red

  • Recommended price

    £105.51

    -33%

    £70.31
Colour
  • Millet Ubic 20L E-Black Dark Blue
  • Millet Ubic 20L E-Black
  • Millet Ubic 20L E-Dark Red
Salewa Backpack Pedroc 16 Electric Overview Salewa Backpack Pedroc 16 Electric Back Further reductions
Salewa
Backpack Pedroc 16 Electric

  • Recommended price

    £123.11

    -40%

    £73.83

-
Colour
  • Salewa Backpack Pedroc 16 Alloy Overview
  • Salewa Backpack Pedroc 16 Electric Overview
  • Salewa Backpack Pedroc 16 Onyx Overview
Salewa Backpack Pedroc 16 Onyx Overview Salewa Backpack Pedroc 16 Onyx Back Further reductions
Salewa
Backpack Pedroc 16 Onyx

  • Recommended price

    £123.11

    -40%

    £73.83

-
Colour
  • Salewa Backpack Pedroc 16 Alloy Overview
  • Salewa Backpack Pedroc 16 Electric Overview
  • Salewa Backpack Pedroc 16 Onyx Overview
Vaude Women's Skomer 24 Eclipse Vaude Women's Skomer 24 Eclipse Further reductions
Vaude
Backpack Women's Skomer 24 Eclipse

  • Recommended price

    £114.31

    -50%

    £57.11
Colour
  • Vaude Women's Skomer 24 Black
  • Vaude Women's Skomer 24 Eclipse
  • Vaude Women's Skomer 24 Hotchili
Vaude Women's Skomer 24 Black Vaude Women's Skomer 24 Black Further reductions
Vaude
Backpack Women's Skomer 24 Black

  • Recommended price

    £114.31

    -50%

    £57.11
Colour
  • Vaude Women's Skomer 24 Black
  • Vaude Women's Skomer 24 Eclipse
  • Vaude Women's Skomer 24 Hotchili
Osprey Tempest 22 Frosty Mint Green Botanica Osprey Backpack Tempest 22 Frosty Mint Green Botanica Keypoints Sale
Osprey
Backpack Tempest 22 Frosty Mint Green Botanica

  • Recommended price

    £123.11

    -32%

    £83.51

The Osprey Tempest 22 Frosty Mint Green Botanica is a lightweight, eco-friendly backpack ideal for day hikes, featuring optimal ventilation, stability, and a water repellent finish.
Colour
  • Osprey Tempest 22 Black Coal Grey
  • Osprey Tempest 22 Frosty Mint Green Botanica
Mammut Lithium 20 Platinum Black Mammut Lithium 20 Platinum Black Further reductions
Mammut
Backpack Lithium 20 Platinum Black

  • Recommended price

    £109.91

    -35%

    £71.19


Colour
  • Mammut Lithium 20 Black
  • Mammut Lithium 20 Holunder Black
  • Mammut Lithium 20 Platinum Black
  • Mammut Lithium 20 Sapphire Black
RAB Tygen 22 Black RAB Tygen 22 Black Sale
RAB
Backpack Tygen 22 Black

  • Recommended price

    £74.71

    -29%

    £52.71

RAB's Tygen 22 Black backpack offers an optimal balance of lightness, comfort and organization for hiking or commuting.
Colour
  • RAB Tygen 22 Black
  • RAB Tygen 22 Graphene
  • RAB Tygen 22 Sage
RAB Tygen 22 Sage RAB Tygen 22 Sage Sale
RAB
Backpack Tygen 22 Sage

  • Recommended price

    £74.71

    -29%

    £52.71

RAB's Tygen 22 Sage backpack offers the optimum combination of lightness, organization and comfort for hiking or commuting.
Colour
  • RAB Tygen 22 Black
  • RAB Tygen 22 Graphene
  • RAB Tygen 22 Sage
RAB Tygen 22 Graphene RAB Tygen 22 Graphene Sale
RAB
Backpack Tygen 22 Graphene

  • Recommended price

    £74.71

    -29%

    £52.71

RAB's Tygen 22 Graphene backpack offers excellent organization, comfortable carrying and optimal ventilation for hiking or commuting.
Colour
  • RAB Tygen 22 Black
  • RAB Tygen 22 Graphene
  • RAB Tygen 22 Sage
Vaude Agile Air 20 Black Vaude Agile Air 20 Black Sale
Vaude
Backpack Agile Air 20 Black

  • Recommended price

    £79.11

    -33%

    £52.71
Colour
  • Vaude Agile Air 20 Black
  • Vaude Backpack Agile Air 20 Light Leaf Overview
  • Vaude Agile Air 20 Purple Ash
Vaude Agile Air 20 Purple Ash Vaude Agile Air 20 Purple Ash Further reductions
Vaude
Backpack Agile Air 20 Purple Ash

  • Recommended price

    £79.11

    -34%

    £51.48
Colour
  • Vaude Agile Air 20 Black
  • Vaude Backpack Agile Air 20 Light Leaf Overview
  • Vaude Agile Air 20 Purple Ash
Vaude Backpack Agile Air 20 Light Leaf Overview Vaude Backpack Agile Air 20 Light Leaf Back Further reductions
Vaude
Backpack Agile Air 20 Light Leaf

  • Recommended price

    £79.11

    -34%

    £51.48
Colour
  • Vaude Agile Air 20 Black
  • Vaude Backpack Agile Air 20 Light Leaf Overview
  • Vaude Agile Air 20 Purple Ash
Ferrino Backpack Agile 25 Red Overview Ferrino Backpack Agile 25 Red Back Sale
Ferrino
Backpack Agile 25 Red

  • Recommended price

    £123.11

    -35%

    £79.11

-
Colour
  • Ferrino Agile 25 Black
  • Ferrino Agile 25 Blue
  • Ferrino Backpack Agile 25 Red Overview
Picture Off Trax 20 Backpack Peppermint Picture Off Trax 20 Backpack Peppermint
Picture
Backpack Off Trax 20 Backpack Peppermint
  • £83.51

-
Colour
  • Picture Off Trax 20 Backpack Black
  • Picture Off Trax 20 Backpack Peppermint
  • Picture Off Trax 20 Backpack Serenity Blue
  • Picture Off Trax 20 Backpack Tobacco
Vaude Backpack Wizard 18+4 Purple Ash Overview Vaude Backpack Wizard 18+4 Purple Ash Back Further reductions
Vaude
Backpack Wizard 18+4 Purple Ash

  • Recommended price

    £123.11

    -35%

    £79.11
Colour
  • Vaude Backpack Wizard 18+4 Agave Overview
  • Vaude Backpack Wizard 18+4 Black Overview
  • Vaude Wizard 18+4 Light Leaf
  • Vaude Backpack Wizard 18+4 Purple Ash Overview
Vaude Backpack Wizard 24+4 Black Overview Vaude Backpack Wizard 24+4 Black Back Further reductions
Vaude
Backpack Wizard 24+4 Black

  • Recommended price

    £131.91

    -36%

    £83.51
Colour
  • Vaude Wizard 24+4 Baltic Sea
  • Vaude Wizard 24+4 Black
  • Vaude Backpack Wizard 24+4 Black Overview
  • Vaude Wizard 24+4 Light Leaf
  • Vaude Wizard 24+4 Purple Ash
Vaude Backpack Wizard 18+4 Agave Overview Vaude Backpack Wizard 18+4 Agave Back Sale
Vaude
Backpack Wizard 18+4 Agave

  • Recommended price

    £123.11

    -35%

    £79.11
Colour
  • Vaude Backpack Wizard 18+4 Agave Overview
  • Vaude Backpack Wizard 18+4 Black Overview
  • Vaude Wizard 18+4 Light Leaf
  • Vaude Backpack Wizard 18+4 Purple Ash Overview
Osprey Tempest 22 Black Coal Grey Osprey Backpack Tempest 22 Black Coal Grey Keypoints Sale
Osprey
Backpack Tempest 22 Black Coal Grey

  • Recommended price

    £123.11

    -32%

    £83.51
Colour
  • Osprey Tempest 22 Black Coal Grey
  • Osprey Tempest 22 Frosty Mint Green Botanica
Osprey Tempest Velocity 20 Nocturnal Blue Osprey Backpack Tempest Velocity 20 Nocturnal Blue Keypoints Sale
Osprey
Backpack Tempest Velocity 20 Nocturnal Blue

  • Recommended price

    £131.91

    -30%

    £92.31
Colour
  • Osprey Tempest Velocity 20 Nocturnal Blue
Size
  • M-L (40.5-49)
Vaude Wizard 24+4 Baltic Sea Vaude Wizard 24+4 Baltic Sea Further reductions
Vaude
Backpack Wizard 24+4 Baltic Sea

  • Recommended price

    £131.91

    -36%

    £83.51
Colour
  • Vaude Wizard 24+4 Baltic Sea
  • Vaude Wizard 24+4 Black
  • Vaude Backpack Wizard 24+4 Black Overview
  • Vaude Wizard 24+4 Light Leaf
  • Vaude Wizard 24+4 Purple Ash
Deuter Futura 23L Graphite Shale Deuter Backpack Futura 23L Graphite Shale Keypoints
Deuter
Backpack Futura 23L Graphite Shale

  • Recommended price

    £127.51

    -34%

    £83.51

The Deuter Futura 23L Graphite Shale backpack is your new adventure companion for your touring experience. It is very comfortable to wear and functional. 
Colour
  • Deuter Futura 23L Graphite Shale
Deuter Ac Lite 24 Black Deuter Ac Lite 24 Black Sale
Deuter
Backpack Ac Lite 24 Black

  • Recommended price

    £96.71

    -31%

    £65.91

Let's go for new hikes with the Deuter Ac Lite 24 Black Graphite backpack, which allows you to take along the essentials you need for day trips

Colour
  • Deuter Ac Lite 24 Atlantic Ink
  • Deuter Ac Lite 24 Black
Nitro Backpack Slash 25 Pro Wax Lizard Overview Nitro Backpack Slash 25 Pro Wax Lizard Back Further reductions
Nitro
Backpack Slash 25 Pro Wax Lizard

  • Recommended price

    £149.51

    -35%

    £96.71
Colour
  • Nitro Backpack Slash 25 Pro Arctic Overview
  • Nitro Backpack Slash 25 Pro Wax Lizard Overview
Blue Ice Octopus 25L Shadow Blue Ice Octopus 25L Shadow
Blue Ice
Backpack Octopus 25L Shadow
  • £96.71

The Blue Ice Octopus 25L Shadow backpack is ideal for a day's hiking or climbing, combining comfort, practicality and durability with its Bluesign-certified recycled polyester.
Colour
  • Blue Ice Octopus 25L Shadow
Dakine Womens Heli Pro 24L Port Royale Dakine Womens Heli Pro 24L Port Royale Further reductions
Dakine
Backpack Womens Heli Pro 24L Port Royale

  • Recommended price

    £145.11

    -40%

    £87.03
Colour
  • Dakine Womens Heli Pro 24L Port Royale
Millet Hike 18 Black Millet Hike 18 Black Sale
Millet
Backpack Hike 18 Black

  • Recommended price

    £61.51

    -31%

    £42.15

The Millet Hike 18 Black is a lightweight, durable backpack perfect for day hikes and active mountain adventures.
Colour
  • Millet Hike 18 Black
Deuter Backpack Futura 24 SL Graphite Shale Overview Deuter Backpack Futura 24 SL Graphite Shale Side
Deuter
Backpack Futura 24 SL Graphite Shale

  • Recommended price

    £145.11

    -40%

    £87.03

-
Colour
  • Deuter Backpack Futura 24 SL Graphite Shale Overview

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A compact and lightweight design for controlled carrying

A 20-litre hiking pack stands out for its compact design and ergonomics engineered to remain comfortable during transport. Depending on the model, you’ll find contoured shoulder straps, a ventilated back panel, compression straps and adjustment points that help stabilise the load and enhance comfort.

Capacity and organisation of a small 20-litre hiking backpack

The internal layout of a 20-litre pack makes gear organisation easier. The main compartment holds the essentials, while side or front pockets keep certain accessories within easy reach. Some models are compatible with a hydration bladder and feature compression straps to reduce movement and optimise stability.

Our selection of 20-litre hiking backpacks

Glisshop offers a range of 20-litre hiking backpacks designed for those seeking a compact yet functional format. Each pack is selected for its carrying comfort and its ability to organise equipment efficiently within a small volume.

A good 20L hiking backpack should offer:

  • a reasonable weight to minimise the carried load
  • a comfortable, breathable back panel
  • good internal stability
  • a simple yet practical internal layout
  • quickly accessible pockets

Available models may prioritise lightness and simplicity or incorporate more technical carrying systems to improve support and stability, while maintaining a compact design.

What are the dimensions of a 20-litre backpack?

Dimensions vary depending on the brand and carrying system. In general, a 20-litre pack has a compact profile that sits close to the back and is easy to handle. This format allows you to organise your essential gear without adding unnecessary bulk.

Other available capacities

If you’re looking for slightly more capacity, discover our selection of 30-litre hiking backpacks. This size provides extra space for carrying additional items.

Wide range of hiking backpacks at Glisshop

The 20-litre hiking bags available at Glisshop are chosen for their carrying quality and reliability. Explore all our models in the hiking backpack category.

To browse a selection focused on capacities suitable for short day outings, you can also visit our dedicated page.

To learn more about choosing the right capacity and carrying system, our guide How to choose your hiking backpack? details the key criteria to consider before purchasing.