Choosing the Right 40L Trekking Backpack: Our Recommendations

A multi-day hiking trip is made or broken by the right gear. The wrong backpack can turn a beautiful adventure into a painful ordeal with sore shoulders and a chafed back. Especially with a 40L trekking backpack, a popular size for hut-to-hut treks or weekend trips, the right balance of comfort, weight, and storage is crucial.

Finding the right 40-litre backpack can be overwhelming due to the sheer number of options and technical specifications. This article is designed to help. We'll provide practical tips and highlight several popular choices, so you can make an informed decision for your next journey.

What to Look for When Buying a 40-Litre Backpack

Before we dive into specific models, it's useful to know which features truly make a difference. Here are three key points to consider.

1. Carrying Comfort and an Ergonomic Fit

An ergonomic backpack isn't a luxury; it's a necessity. The weight must be distributed correctly across your body, with your hips carrying the majority of the load and your shoulders being relieved of strain. Pay attention to the following components:

• The suspension system: A good frame (internal or external) provides stability. Adjustable systems are ideal, as they allow you to customise the backpack to your torso length.
• The hip belt: A sturdy, padded hip belt is essential. It should rest comfortably on your hip bones to transfer the weight effectively.
• The shoulder straps: Look for S-shaped, padded straps that follow the contours of your body. An adjustable sternum strap helps keep the shoulder straps in place and prevents chafing.

Many brands offer specific models for women and men. A women's trekking backpack often has a shorter back panel, narrower shoulder straps, and a hip belt shaped for a female pelvis. A men's trekking backpack is typically designed for a longer torso and broader shoulders.

2. Weight, Durability, and Water Resistance

Every gram counts when you're on the trail for multiple days. A lightweight trekking backpack is a plus, but it shouldn't come at the expense of durability. Find a balance between abrasion-resistant fabric (like ripstop nylon or polyester) and a low base weight.

While few backpacks are 100% waterproof without a separate cover, a water-repellent coating is a major advantage. This protects your gear from a light shower. For serious rain, a separate rain cover or a fully waterproof trekking backpack (often a dry bag style) is a better consideration.

3. Practical Layout and Storage Options

A good backpack for multi-day hikes helps you stay organised. A large main compartment is standard, but the extra features make all the difference:

• Access: A top-loading opening is common, but a front-panel zip gives you quick access to items at the bottom of the bag.
• Pockets: A separate pocket in the lid for small items, side pockets for water bottles, and pockets on the hip belt for snacks or your phone are incredibly practical.
• Attachment points: Loops for trekking poles and straps for a sleeping pad or tent increase your backpack's versatility.

Popular Choices for Different Adventures

Based on functionality and specifications, we have selected a few models that are worth considering.

For the Serious Trekker: PELLIOT Trekking Backpack 40L

Why it stands out: This model is entirely focused on carrying comfort over long distances. According to the manufacturer PELLIOT, the backpack is designed with a built-in aluminium alloy frame that transfers weight to the hips. The dynamic shoulder straps adapt to your walking motion, which is said to reduce resistance.

• Pros:
  • The back system with 3D cushions and ventilated mesh is designed to keep your back cool and dry.
  • Smart layout with a main compartment, lid pocket, kangaroo pouch, and hip belt pockets.
  • Multiple attachment points for trekking poles and a sleeping pad.
  • Made from abrasion-resistant fabric for extra durability.
• Who is it for?
  • Ideal for hikers and campers seeking a reliable hiking backpack for 2- to 3-day trips who value an advanced suspension system.

View the PELLIOT Trekking Backpack 40L

For Day Trips and Water Activities: PELLIOT Waterproof Dry Bag 10L

Why it stands out: This is not a traditional trekking backpack, but a versatile and compact option. The focus is on water resistance and flexibility. The highly water-repellent coating and roll-top closure protect your belongings from rain and splashes.

• Pros:
  • Very light and packable into its own pocket, making it easy to carry.
  • The roll-top closure allows for flexible volume.
  • Includes an emergency whistle on the sternum strap for added safety.
• Who is it for?
  • Perfect for day trips, cycling, commuting, or as an extra waterproof bag inside your larger trekking backpack for electronics and important documents.

View the PELLIOT Waterproof Bag 10L

For Fast and Light Treks: PELLIOT Trail Running Backpack 20L

Why it stands out: This backpack is designed for speed and stability. The S.L.F. (Stable, Lightweight, Fast Access) design ensures the pack sits snugly against the body and doesn't bounce during intense activities.

• Pros:
  • Ultralight design to minimise unnecessary weight.
  • Ergonomic harness that distributes pressure evenly.
  • Made from strong, abrasion-resistant polyester that can withstand rough terrain.
  • Good organisation with multiple pockets for quick access to water, snacks, and tools.
• Who is it for?
  • Trail runners, fast hikers, and cyclists who need a compact, stable, and lightweight backpack for shorter, high-intensity adventures.

View the PELLIOT Trail Running Backpack 20L

Need More Options?

Is one of these models not quite what you're looking for? Perhaps you need a larger volume, a different style, or you simply want to compare more models. Discover more options in our extensive collection.

View all our Bags & Luggage

Frequently Asked Questions about Trekking Backpacks

1. How do I pack a 40-litre trekking backpack efficiently?

Place the heaviest items (like a tent or cooking gear) close to your back, roughly between your shoulder blades. Put lighter, bulky items like a sleeping bag at the bottom. Items you need frequently (rain jacket, snacks, map) should be stored in the top or side pockets for quick access.

2. Is a 40-litre backpack big enough for a hut-to-hut trek?

Yes, for most 2- to 3-day hut-to-hut treks, a 40-litre backpack is an ideal size. You'll have enough space for clothes, toiletries, a sleeping bag liner, and some food, without the pack becoming unnecessarily large and heavy.

3. What is the difference between a women's and a men's trekking backpack?

The main differences are in the fit. A women's trekking backpack typically has a shorter back panel, narrower and more inwardly placed shoulder straps to avoid pressure on the chest, and a hip belt shaped for a wider, tilted pelvis. A men's trekking backpack is designed for a longer torso and broader shoulders. A well-fitting backpack, regardless of its label, is always the right choice.

Joybuy Product Recommendation Officer