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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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Millet Seneca Lt 22 Black Millet Backpack Seneca Lt 22 Black Keypoints Sale
Millet
Backpack Seneca Lt 22 Black

  • Recommended price

    £105.51

    -33%

    £70.31

Lightweight and ergonomic, the Millet Seneca LT 22 Black backpack delivers comfort and performance with its breathable design and smart storage options.
Colour
  • Millet Seneca Lt 22 Black
  • Millet Seneca Lt 22 Seaweed
Black Diamond Distance 22 Backpack Desert Sky Black Diamond Distance 22 Backpack Desert Sky Sale
Black Diamond
Backpack Distance 22 Backpack Desert Sky

  • Recommended price

    £175.91

    -30%

    £123.11

Developed for technical terrain, the Black Diamond Distance 22 Desert Sky backpack offers functional volume, rugged construction and excellent fit.
Colour
  • Black Diamond Distance 22 Backpack Desert Sky
Size
  • S (67-85)
Salomon Xt 25 Spellbound Grisaille Bright Chartreuse Salomon Backpack Xt 25 Spellbound Grisaille Bright Chartreuse Keypoints Sale
Salomon
Backpack Xt 25 Spellbound Grisaille Bright Chartreuse

  • Recommended price

    £114.31

    -30%

    £79.11
Colour
  • Salomon Xt 25 Spellbound Grisaille Bright Chartreuse
Mammut Alto 24 Strata Mammut Alto 24 Strata Sale New colour
Mammut
Backpack Alto 24 Strata

  • Recommended price

    £96.71

    -31%

    £65.91

The Mammut Alto 24 Strata backpack is an expert choice for users seeking comfort, durability and organization for everyday use or hiking.
Colour
  • Mammut Alto 24 Strata
Mammut Alto 18 Black Mammut Alto 18 Black Sale
Mammut
Backpack Alto 18 Black

  • Recommended price

    £87.91

    -35%

    £57.11

The Mammut Alto 18 Black backpack features durable ripstop fabric, ideal for hiking and everyday use.
Colour
  • Mammut Alto 18 Black
Salewa Pedroc Mate 18 Faded Green Salewa Pedroc Mate 18 Faded Green Sale
Salewa
Backpack Pedroc Mate 18 Faded Green

  • Recommended price

    £87.91

    -30%

    £61.51
Colour
  • Salewa Pedroc Mate 18 Black Out
  • Salewa Pedroc Mate 18 Faded Green
Salewa Pedroc Mate 18 Black Out Salewa Pedroc Mate 18 Black Out Sale
Salewa
Backpack Pedroc Mate 18 Black Out

  • Recommended price

    £87.91

    -30%

    £61.51
Colour
  • Salewa Pedroc Mate 18 Black Out
  • Salewa Pedroc Mate 18 Faded Green
Ferrino Gecko 18 Blue Ferrino Gecko 18 Blue Sale
Ferrino
Backpack Gecko 18 Blue

  • Recommended price

    £105.51

    -33%

    £70.31

Ferrino's Gecko 18 Blue backpack offers exceptional comfort and organization for your day hikes.
Colour
  • Ferrino Gecko 18 Black
  • Ferrino Gecko 18 Blue
Ferrino Gecko 18 Black Ferrino Gecko 18 Black Sale
Ferrino
Backpack Gecko 18 Black

  • Recommended price

    £105.51

    -33%

    £70.31

Ferrino's Gecko 18 Black backpack offers comfort, stability and optimal organization for all your day hikes.
Colour
  • Ferrino Gecko 18 Black
  • Ferrino Gecko 18 Blue
Cotopaxi Elqui 18L Backpack Del Dia Multicolor Cotopaxi Elqui 18L Backpack Del Dia Multicolor
Cotopaxi
Backpack Elqui 18L Backpack Del Dia Multicolor
  • £92.31

Made from recycled materials, the Cotopaxi Elqui 18L Del Dia Multicolor backpack combines comfort, lightness and a unique design to accompany all your escapades.
Colour
  • Cotopaxi Elqui 18L Backpack Del Dia Multicolor
Mammut Alto 22 Black Mammut Alto 22 Black Sale
Mammut
Backpack Alto 22 Black

  • Recommended price

    £92.31

    -33%

    £61.51

The Alto 22 Black backpack from Mammut is ideal for urban travel, short trips or day hikes, offering comfort and practicality.
Colour
  • Mammut Alto 22 Black
Ortovox Trace 20 Black Raven Ortovox Backpack Trace 20 Black Raven Keypoints Sale
Ortovox
Backpack Trace 20 Black Raven

  • Recommended price

    £131.91

    -30%

    £92.31

Designed for performance, the Ortovox Trace 20 Black Raven is a durable, breathable 20L backpack, perfectly suited for dynamic alpine adventures.
Colour
  • Ortovox Trace 20 Black Raven
  • Ortovox Trace 20 Green Acid
Salewa Pedroc Active 16 Olive Oil Salewa Pedroc Active 16 Olive Oil Sale
Salewa
Backpack Pedroc Active 16 Olive Oil

  • Recommended price

    £105.51

    -33%

    £70.31
Colour
  • Salewa Pedroc Active 16 Black Out
  • Salewa Pedroc Active 16 Olive Oil
Salewa Pedroc Active 16 Black Out Salewa Pedroc Active 16 Black Out Sale
Salewa
Backpack Pedroc Active 16 Black Out

  • Recommended price

    £105.51

    -33%

    £70.31
Colour
  • Salewa Pedroc Active 16 Black Out
  • Salewa Pedroc Active 16 Olive Oil

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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.