Joybuy Insights

Choosing a backpack without regrets: practical tips for school, work and travel

A backpack may seem easy to choose, but small differences can quickly determine whether your purchase remains comfortable. A bag may look spacious in the product photo, while the laptop compartment is too small. A material may be described as water-repellent, but that does not automatically mean it can withstand prolonged rain. Even a comfortable backpack feels different once you carry books, a laptop and accessories every day.

So pay particular attention to these three common pitfalls:

  • A laptop size that does not match your device: a 15.6-inch laptop will not fit every compartment with the same stated size. Also check the laptop’s dimensions.
  • Confusing water-repellent with waterproof: a coating helps protect against light rain or splashes, but does not provide complete protection during a long cycle ride in heavy rain.
  • Confusing capacity with carrying comfort: a spacious backpack is not automatically comfortable when fully loaded. Padded shoulder straps, a stable back panel and good weight distribution make a difference.

Which specifications should you check?

1. Laptop compartment and dimensions

If you are looking for a laptop backpack or a backpack with a laptop compartment, look beyond the stated inch size. A 15.6-inch laptop can have different external dimensions depending on the brand and model. Measure the length, width and thickness of your device, then compare them with the internal dimensions of the compartment.

For students and professionals, a padded laptop compartment is useful for helping to reduce scratches and minor knocks. With a backpack for a 15.6-inch laptop, a secure fastening is also important, so that the device does not move around against other belongings.

2. Capacity and layout

A compact backpack with a capacity of 10 to 15 litres is often suitable for a tablet, lunch, wallet and a few books. For school, work or short trips, a capacity of around 20 to 30 litres is more practical. Look at the layout:

  • A main compartment for books, clothing or documents.
  • A separate laptop or tablet compartment.
  • Small zipped pockets for keys, your phone and a power bank.
  • Side pockets for a water bottle or umbrella.
  • A trolley sleeve if you want to attach the bag to a suitcase.

A spacious backpack is useful for commuting and weekend use, but avoid consistently overloading it. An excessively heavy bag puts greater strain on zips, seams and shoulder straps.

3. Material, care and rain resistance

Polyester and nylon are common materials for a work backpack, school backpack and travel backpack. Check whether the product information specifies a particular material strength, lining or coating. A water-repellent backpack protects its contents in light rain, but pay attention to the product warnings.

For example, the NINETYGO College-Style backpack specifies 900D tear-resistant fabric and water-repellency level 4. According to the product information, the bag is not fully waterproof and prolonged exposure to heavy rain is not recommended. This is an important difference compared with a waterproof bag.

Where possible, clean textile materials with a damp cloth and mild soapy water. Do not use harsh cleaning products if the bag has a water-repellent coating. Allow the backpack to air-dry and always follow the manufacturer’s care instructions.

Recommended backpacks for different situations

Suitable for: Budget-conscious beginners
NINETYGO Tiny Backpack orange

NINETYGO Tiny Backpack, orange

Why it suits this profile: This lightweight backpack weighs 194 grams and has a capacity of 12 litres. That makes it suitable for everyday use, a walk or a short outing when you need to carry a tablet, books and small essentials.

How this product avoids the pitfall

The product information clearly states the capacity and weight. The bag is water-repellent, but is not presented as fully waterproof.

Key benefit & highlights

194 grams, 12-litre capacity, concealed front pocket and side pockets for a bottle or umbrella.

Suitable for: Shoppers seeking premium quality
HP Prelude Pro 15.6-inch backpack

HP Prelude Pro 15.6-inch Backpack

Why it suits this profile: This work backpack is designed for commuters and professionals who want to carry a 15.6-inch laptop, accessories and personal belongings in an organised way.

How this product avoids the pitfall

The bag has a padded compartment for laptops up to 15.6 inches and a water-repellent finish. According to HP’s own information, more than 20 quality checks have been carried out; this is a brand claim, not a guarantee against wear and tear.

Key benefit & highlights

95% recycled outer fabric according to HP, lockable zips, reflective details and trolley sleeve.

Suitable for: Specific uses & intensive users
HP Travel 25L 15.6-inch blue laptop backpack

HP Travel 25L 15.6-inch Blue Laptop Backpack

Why it suits this profile: This travel backpack is suitable for commuters, air travellers and users who carry varying amounts of belongings. Its capacity can be expanded from 25 to 30 litres.

How this product avoids the pitfall

The capacity is specified and the bag has a laptop compartment for devices up to 15.6 inches. The manufacturer also states that the bag is not protected against overloading, so distribute the weight carefully.

Key benefit & highlights

25 litres standard, expandable to 30 litres, chest strap, lockable zips and concealed RFID-blocking pocket.

Looking for more options?

We have put together a complete, up-to-date list of products that fully meet these strict selection criteria and the applicable European safety regulations.

Frequently asked questions about backpacks

What capacity do I need for school or work?

For everyday use with a lunch, documents and a laptop, around 20 to 25 litres is often practical. School pupils who carry lots of books or travellers who need space for clothing may be better off choosing 25 to 30 litres. Do not choose based on capacity alone: several compartments help distribute the weight more evenly.

Will a 15.6-inch laptop fit in every laptop backpack?

No. The inch size is a guideline and does not tell you everything about the physical dimensions. Check the product specifications and measure your laptop. A padded laptop compartment provides additional separation from other belongings, but does not replace a suitable laptop sleeve if you need extra protection.

How long does a backpack last?

Its lifespan depends on the material, load, frequency of use and maintenance. A bag that is heavily packed every day will wear more quickly around the seams, base and zips. Keep sharp objects away from the fabric, do not overload the bag and follow the cleaning instructions. Some brands offer a manufacturer’s warranty; in addition, consumers in the EU are covered by the statutory guarantee under the applicable rules. This does not mean that normal wear and tear or improper use will automatically be covered.