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20l hiking backpacks

20-litre hiking backpacks are compact solutions designed to carry essential gear in a reduced volume. 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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Patagonia Backpack Terravia Pack 22L Aqua Stone Overview Patagonia Backpack Terravia Pack 22L Aqua Stone Back
Patagonia
Backpack Terravia Pack 22L Aqua Stone
  • £105.51
Colour
  • Patagonia Backpack Terravia Pack 22L Aqua Stone Overview
  • Patagonia Backpack Terravia Pack 22L Barnacle Blue Overview
  • Patagonia Backpack Terravia Pack 22L Black Overview
  • Patagonia Backpack Terravia Pack 22L Weathered Stone Overview
Size
  • M
Patagonia Backpack Terravia Pack 22L Weathered Stone Overview Patagonia Backpack Terravia Pack 22L Weathered Stone Back
Patagonia
Backpack Terravia Pack 22L Weathered Stone
  • £105.51
Colour
  • Patagonia Backpack Terravia Pack 22L Aqua Stone Overview
  • Patagonia Backpack Terravia Pack 22L Barnacle Blue Overview
  • Patagonia Backpack Terravia Pack 22L Black Overview
  • Patagonia Backpack Terravia Pack 22L Weathered Stone Overview
Size
  • M
Mammut Backpack Lithium 25 Dark Marsh Black Overview Mammut Backpack Lithium 25 Dark Marsh Black Side Extra 10% off
Mammut
Backpack Lithium 25 Dark Marsh Black

  • Recommended price

    £114.31

    -20%

    £91.43

-
Colour
  • Mammut Lithium 25 Black
  • Mammut Backpack Lithium 25 Dark Marsh Black Overview
  • Mammut Backpack Lithium 25 Sapphire Black Overview
Ferrino Backpack Agile 25 Red Overview Ferrino Backpack Agile 25 Red Back Extra 10% off
Ferrino
Backpack Agile 25 Red

  • Recommended price

    £123.11

    -30%

    £86.15

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

-
Colour
  • Picture Backpack Off Trax 20 Backpack Black Overview
  • Picture Backpack Off Trax 20 Backpack Peppermint Overview
  • Picture Backpack Off Trax 20 Backpack Serenity Blue Overview
  • Picture Backpack Off Trax 20 Backpack Tobacco Overview
Picture Backpack Off Trax 20 Backpack Serenity Blue Overview Picture Backpack Off Trax 20 Backpack Serenity Blue Back New colour
Picture
Backpack Off Trax 20 Backpack Serenity Blue
  • £83.51

-
Colour
  • Picture Backpack Off Trax 20 Backpack Black Overview
  • Picture Backpack Off Trax 20 Backpack Peppermint Overview
  • Picture Backpack Off Trax 20 Backpack Serenity Blue Overview
  • Picture Backpack Off Trax 20 Backpack Tobacco Overview
Vaude Backpack Wizard 18+4 Purple Ash Overview Vaude Backpack Wizard 18+4 Purple Ash Back New colour Extra 10% off
Vaude
Backpack Wizard 18+4 Purple Ash
  • £123.20
Colour
  • Vaude Backpack Wizard 18+4 Agave Overview
  • Vaude Backpack Wizard 18+4 Black Overview
  • Vaude Backpack Wizard 18+4 Kingfisher Overview
  • Vaude Backpack Wizard 18+4 Light Leaf Overview
  • Vaude Backpack Wizard 18+4 Purple Ash Overview
Vaude Backpack Wizard 24+4 Black Overview Vaude Backpack Wizard 24+4 Black Back New colour Extra 10% off
Vaude
Backpack Wizard 24+4 Black
  • £132.00
Colour
  • Vaude Backpack Wizard 24+4 Avocado Overview
  • Vaude Backpack Wizard 24+4 Black Overview
  • Vaude Backpack Wizard 24+4 Black Overview
Vaude Backpack Wizard 18+4 Light Leaf Overview Vaude Backpack Wizard 18+4 Light Leaf Back New colour Extra 10% off
Vaude
Backpack Wizard 18+4 Light Leaf
  • £123.20
Colour
  • Vaude Backpack Wizard 18+4 Agave Overview
  • Vaude Backpack Wizard 18+4 Black Overview
  • Vaude Backpack Wizard 18+4 Kingfisher Overview
  • Vaude Backpack Wizard 18+4 Light Leaf Overview
  • Vaude Backpack Wizard 18+4 Purple Ash Overview
Vaude Backpack Wizard 18+4 Agave Overview Vaude Backpack Wizard 18+4 Agave Back New colour Extra 10% off
Vaude
Backpack Wizard 18+4 Agave
  • £123.20
Colour
  • Vaude Backpack Wizard 18+4 Agave Overview
  • Vaude Backpack Wizard 18+4 Black Overview
  • Vaude Backpack Wizard 18+4 Kingfisher Overview
  • Vaude Backpack Wizard 18+4 Light Leaf Overview
  • Vaude Backpack Wizard 18+4 Purple Ash Overview
Mammut Backpack Nirvana 18 Marsh Black Overview Mammut Backpack Nirvana 18 Marsh Black Back Extra 10% off
Mammut
Backpack Nirvana 18 Marsh Black

  • Recommended price

    £118.71

    -14%

    £101.11
Colour
  • Mammut Backpack Nirvana 18 Marsh Black Overview
Tatonka Hike Pack 20 Titan Grey Tatonka Hike Pack 20 Titan Grey Extra 10% off
Tatonka
Backpack Hike Pack 20 Titan Grey

  • Recommended price

    £87.91

    -45%

    £48.31
Colour
  • Tatonka Hike Pack 20 Titan Grey
Vaude Backpack Neyland 24 Baltic Sea Overview Vaude Backpack Neyland 24 Baltic Sea Back Extra 10% off
Vaude
Backpack Neyland 24 Baltic Sea

  • Recommended price

    £123.11

    -45%

    £67.67

-
Colour
  • Vaude Backpack Neyland 24 Baltic Sea Overview
Deuter Trail 24 Black Shale Deuter Trail 24 Black Shale Extra 10% off
Deuter
Backpack Trail 24 Black Shale

  • Recommended price

    £127.51

    -24%

    £95.83

The Deuter Trail 24 Black Shale is a lightweight, functional, and comfortable backpack for hiking or climbing, featuring ergonomic design, spacious 24L capacity, and made from recycled materials.
Colour
  • Deuter Trail 24 Black Shale
Deuter Backpack Ac Lite 22 SL Shale Graphite Overview Deuter Backpack Ac Lite 22 SL Shale Graphite Back Extra 10% off
Deuter
Backpack Ac Lite 22 SL Shale Graphite

  • Recommended price

    £96.71

    -20%

    £77.35
Colour
  • Deuter Ac Lite 22 SL Ashrose Cassis
  • Deuter Backpack Ac Lite 22 SL Shale Graphite Overview
Blue Ice Backpack Reach 20L Rooibus Overview Blue Ice Backpack Reach 20L Rooibus Side Extra 10% off
Blue Ice
Backpack Reach 20L Rooibus

  • Recommended price

    £123.11

    -20%

    £98.47

The Blue Ice Reach 20L is a durable, eco-friendly outdoor pack with a 20L capacity, trail running vest-inspired carrying system, and specialized features for climbers and alpinists.
Colour
  • Blue Ice Backpack Reach 20L Rooibus Overview
Mammut Ducan 22 Women Alpine Calamint Black Mammut Ducan 22 Women Alpine Calamint Black Extra 10% off
Mammut
Backpack Ducan 22 Women Alpine Calamint Black

  • Recommended price

    £114.31

    -15%

    £96.71

The Ducan 22 Women Alpine Calamint Black from Mammut is a backpack designed for female hikers, offering comfort adapted to women's morphology and a hydration system for long walks.
Colour
  • Mammut Ducan 22 Women Alpine Calamint Black
Salewa Climb Mate 25 Quicksand Salewa Climb Mate 25 Quicksand Extra 10% off
Salewa
Backpack Climb Mate 25 Quicksand

  • Recommended price

    £96.71

    -35%

    £62.39

-
Colour
  • Salewa Backpack Climb Mate 25 Dark Olive Overview
  • Salewa Climb Mate 25 Quicksand
Deuter Speed Lite Pro 23 SL Lotus Mystic Deuter Speed Lite Pro 23 SL Lotus Mystic Extra 10% off
Deuter
Backpack Speed Lite Pro 23 SL Lotus Mystic

  • Recommended price

    £114.31

    -19%

    £92.31

The Speed Lite Pro 23 SL Lotus Mystic from Deuter is a lightweight, ergonomic backpack ideal for day hikes, with a ventilation system and practical accessory holders.
Colour
  • Deuter Speed Lite Pro 23 SL Black
  • Deuter Speed Lite Pro 23 SL Lotus Mystic
RAB Backpack Nitron 18 Anthracite Overview RAB Backpack Nitron 18 Anthracite Back Extra 10% off
RAB
Backpack Nitron 18 Anthracite

  • Recommended price

    £87.91

    -20%

    £70.31

The RAB Nitron 18 Anthracite backpack is the ideal companion for day hikes, combining lightness, optimized storage and comfort, thanks in particular to the Air Contour back system.
Colour
  • RAB Backpack Nitron 18 Anthracite Overview
Lowe Alpine Edge 18 Cadet Blue Lowe Alpine Edge 18 Cadet Blue
Lowe Alpine
Backpack Edge 18 Cadet Blue

  • Recommended price

    £52.71

    -25%

    £39.51
Colour
  • Lowe Alpine Edge 18 Cadet Blue
  • Lowe Alpine Backpack Edge 18 Ebony Overview
Lowe Alpine Backpack Edge 18 Ebony Overview Lowe Alpine Backpack Edge 18 Ebony Side
Lowe Alpine
Backpack Edge 18 Ebony

  • Recommended price

    £52.71

    -25%

    £39.51
Colour
  • Lowe Alpine Edge 18 Cadet Blue
  • Lowe Alpine Backpack Edge 18 Ebony Overview
Vaude Women's Neyland 18 Hotchili Vaude Women's Neyland 18 Hotchili Extra 10% off
Vaude
Backpack Women's Neyland 18 Hotchili

  • Recommended price

    £114.31

    -45%

    £62.39

-
Colour
  • Vaude Women's Neyland 18 Blackberry
  • Vaude Women's Neyland 18 Hotchili
Mammut Backpack Aenergy 18 Black Overview Mammut Backpack Aenergy 18 Black Back Extra 10% off
Mammut
Backpack Aenergy 18 Black

  • Recommended price

    £83.51

    -25%

    £62.39

The Aenergy 18 Black backpack from Mammut is a very lightweight model featuring a water repellent finish. It is ideal for fast hikes and its outer mesh pocket allows to access easily to your gear.  
Colour
  • Mammut Backpack Aenergy 18 Black Overview
  • Mammut Backpack Aenergy 18 Sapphire Overview
Tatonka Cima Di Basso 22 Titan Grey Tatonka Cima Di Basso 22 Titan Grey Extra 10% off
Tatonka
Backpack Cima Di Basso 22 Titan Grey

  • Recommended price

    £79.11

    -44%

    £43.91
Colour
  • Tatonka Cima Di Basso 22 Titan Grey
C.A.M.P. Backpack Ski Raptor 20 Black Overview C.A.M.P. Backpack Ski Raptor 20 Black Back Extra 10% off
C.A.M.P.
Backpack Ski Raptor 20 Black

  • Recommended price

    £140.71

    -25%

    £105.51
Colour
  • C.A.M.P. Backpack Ski Raptor 20 Black Overview
Mountain Equipment Backpack Wallpack 16L Anvil Grey Overview Mountain Equipment Backpack Wallpack 16L Anvil Grey Back Extra 10% off
Mountain Equipment
Backpack Wallpack 16L Anvil Grey

  • Recommended price

    £87.91

    -35%

    £57.11

Mountain Equipment's Wallpack 16L Anvil Grey is a lightweight, rugged backpack ideal for day trips, offering optimized internal organization and maximum comfort.
Colour
  • Mountain Equipment Backpack Wallpack 16L Anvil Grey Overview
Deuter Backpack Freescape Lite 24 SL Mineral Grove Overview Deuter Backpack Freescape Lite 24 SL Mineral Grove Side Extra 10% off
Deuter
Backpack Freescape Lite 24 SL Mineral Grove

  • Recommended price

    £158.31

    -25%

    £118.71
Colour
  • Deuter Backpack Freescape Lite 24 SL Mineral Grove Overview
Pajak Xc2 Daypack 20L Silver Pajak Xc2 Daypack 20L Silver
Pajak
Backpack Xc2 Daypack 20L Silver

  • Recommended price

    £131.91

    -10%

    £118.71

The Pajak Xc2 Daypack 20L Silver backpack is perfect for a day's hiking, offering adequate volume and a lightweight, robust design.
Colour
  • Pajak Xc2 Daypack 20L Silver
Kathmandu Backpack Valorous Pack 20L Red Earth Overview Kathmandu Backpack Valorous Pack 20L Red Earth Back Extra 10% off
Kathmandu
Backpack Valorous Pack 20L Red Earth

  • Recommended price

    £87.91

    -35%

    £57.11

The Kathmandu Valorous Pack 20L Red Earth backpack is perfect for day hikes, combining lightness, comfort and eco-responsibility with its recycled materials.
Colour
  • Kathmandu Backpack Valorous Pack 20L Red Earth 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 controlled 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 packs 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.