How Big Is a 40L Backpack | Best Guide in 2023

How Big Is a 40L Backpack?

If you’ve been looking for the right bag to carry your belongings, there is no doubt that many things come into play when considering which kind of bag you need. The most important thing to remember is that while you may be able to find a small enough package for your trip, it won’t be very comfortable.

The best way to determine how big a 40L backpack you need is by measuring yourself. You will have the perfect fit if your measurements fall within specific ranges. If they don’t, you can always get a custom-made bag. However, this means that you’ll end up paying extra money.

When choosing between two sizes of bag, you should go for something more significant than what you typically take with you on your trips.

Is a 40L Pack So Large?

A big, heavy bag is a great way to carry your stuff around. That’s why you get one. However, many people don’t realize how much space they’re taking up. Here are some facts about the size of a 40-liter backpack.

If you have a medium-sized laptop, you can fit it inside the front pocket. If you take it out, you’ll be able to put two smaller bags in the same area. You can also fit a small tablet into the main compartment.

It would be best if you never tried to cram everything into a single backpack. It will make it difficult for you to walk and move around.

It is essential to keep in mind that a more oversized bag doesn’t always mean that you’ll need more room. It’s possible to travel with less than you would think.

Many people use backpacks half the size of what most people consider normal. For example, some people bring their clothing in a duffel bag instead of a backpack.

Also Read: What to Pack in a Hunting Backpack | Best Guide in 2022

Quick Recommendation of Best 40L Backpacks

Photo Title Price Buy
MATEIN Carry on...image MATEIN Carry on Backpack, Water Resistant Lightweight Daypack for Flight 40L, Black $39.99
Asenlin 40L Travel...image Asenlin 40L Travel Backpack for Women Men,17 Inch Laptop Backpack Flight Approved Luggage Carry On Water Resistant $39.99
tomtoc Travel Backpack...image tomtoc Travel Backpack 40L, TSA Friendly Flight Approved Carry-on Luggage Hand Backpack $80.98
BANGE Travel Overnight...image BANGE Travel Overnight Backpack,40-Liter FAA Flight Approved Weekender Bag Carry on Backpack $59.35
Venture Pal 40L...image Venture Pal 40L Lightweight Packable Travel Hiking Backpack Daypack-Black $28.99
Thule Landmark 40L...image Thule Landmark 40L Travel Pack, Obsidian $217.75
Dakine Builder Pack...image Dakine Builder Pack 40L Backpack Jungle $157.46
Maelstrom Hiking Backpack,Camping...image Maelstrom Hiking Backpack,Camping Backpack,40L Waterproof Hiking Daypack with Rain Cover,Lightweight Travel Backpack,Blue $35.99
THE NORTH FACE...image THE NORTH FACE Terra Backpacking Backpack, TNF Black/TNF Black, L-1X 40L $148.95
Travel Backpack, 40L...image Vancropak Travel Backpack, 40L Flight Approved Carry On Backpack for Men & Women $41.99

How Many Days Can You Comfortably Carry in a 40L Backpack?

If you’re looking to buy a new backpack, you might be wondering how much weight you should allow yourself to carry. You could always ask your doctor for advice if you have no idea. However, several factors can affect the amount of time you can spend carrying heavy loads.

One factor is the size of the bag. The larger the backpack, the more you’ll need to load it with items. For example, you may want to limit the number of books you take.

Another important consideration is the shape of the bag. You don’t necessarily need to go for a rectangular design. Most people prefer to use round backpacks to make them easier to transport.

You also need to consider what kind of terrain you will be traveling on. Some bags can hold up to 15 pounds, while others only manage to support 5-7 pounds.

Is There Any Benefit to Going Bigger Than 40L?

Undoubtedly, carrying around a big bag is a hassle. However, you may be wondering whether you should carry your backpack as large as you can. This article will tell you everything you need to know.

When it comes to choosing between small and medium-sized backpacks, there isn’t much of a difference. The main thing you have to consider when making this decision is how long you plan on being away from home. If you’re planning to travel for a few days, you’ll want a smaller pack. On the other hand, if you’re going for a week or more, you may prefer a larger one.

Another factor that you might want to take into consideration is your height. Some people like to wear a backpack just below their shoulders, while others choose to go with something higher up.

If you are short-statured, you will find it challenging to fit in a backpack that is too high. In addition, you will also struggle to get the straps over your shoulder.

How Much Weight Can You Comfortably Carry in a 40L Backpack?

You might be wondering how heavy a 40-liter backpack is. It would be best if you read the article below to know the answer to this question. It will tell you all the information that you need.

A good rule of thumb for determining the maximum weight your bag can hold is multiplying its volume by 0.5. For example, if you have a 40-liter bag, you can safely carry around 25 kilograms (55 pounds) of equipment. However, you shouldn’t exceed 35 kilos (77 pounds).

If you carry more than 50 kilograms (110 pounds), you’ll likely feel tired and sore. You may also suffer from back pain. So, ensure you don’t pack too much into your bag.

It’s important to note that the size of a bag isn’t the only factor determining how heavy it is. The material used for the bag, the type of load, and other factors will affect the total weight.

What Kind of Travel Should You Consider Before Buying a 40L Backpack?

What type of travel do you want to go on? Do you need to carry a lot of stuff with you? Or, is it more vital for you to have enough room for your clothes? You might want to read this article if you don’t know how much luggage you’ll be taking. This guide will help you decide whether you’re carrying too little or too much.

When you’re traveling, you usually pack a few different items. For example, you may take a laptop, a camera, a pair of shoes, and some other accessories. However, you also need to make sure that you bring everything else that you’ll need for your trip. You won’t always remember all of these things when you’re packing. That’s why it’s best to buy one big bag.

Going on an extended vacation, you can get a giant backpack. The enormous bags that you can find are usually around 50 liters. However, they aren’t convenient for day trips.

Is the Size of Your Backpack Going to Limit Your Travels?

If you’re planning on taking a long trip, you should ensure that you have enough space in your bag. You don’t want to end an uncomfortable journey, so you must be careful.

You might feel like you’ve got plenty of room in your bag, but you’ll soon realize how much more you could fit inside. If you pack all of the essentials, then you won’t have any problems. However, if you forget anything, you may have to leave behind some of the items you really wanted.

One way you can avoid this problem is by making sure you take everything you need. It includes clothes, toiletries, and other things. Then, you can use your bag to carry them around.

Another thing that you should consider is whether or not you should buy a smaller bag. Many different options are available, including backpacks, duffel bags, fanny bags, messenger bags, laptop bags, etc.

How to Figure Out What Size Backpack Will Work Best for You

If you’re looking to buy a new backpack, you must know how to choose the right one. It is especially true when you have a lot of things to carry around. If you don’t want to carry more than you need, you’ll want to make sure that you get yourself a good-sized bag.

You should also know the sizes available to pick the most appropriate one for your needs. For example, you may want to consider a big, 40L backpack. You might also decide that you would like to go with a smaller model, such as a 20L pack.

When you are shopping, you should look at all of the features that the bags offer. Some people prefer backpacks that fold up and fit into their car trunks. Others want something that they can strap on their shoulders.

No single rule will tell you what size backpack you need. The best way to determine this is by weighing your options.


In conclusion, backpacks are usually made in various sizes, so choosing the right size depends on what kind of activity you’ll use them. Smaller backpacks tend to hold less stuff, and larger ones have more room to pack everything you need. The most crucial factor to consider when picking a backpack is comfort. It should fit comfortably and allow extended hours of walking around without causing pain and discomfort. Choose a bag that feels like it fits your body.


  • What kind of bags do you carry?

    I usually bring a small purse, a smaller one for water bottles, and a giant bag for clothes.

  • Do I need to check all the compartments?

    Yes, you definitely should. Look inside the pockets for anything that might fall out and cause an accident or get lost.

  • Are there other ways to organize things besides compartments?

    There are different types of organizers. The most popular ones include a pocket organizer and a mesh backpack.

  • Which bag is the safest to travel with?

    I would say a medium-sized, durable bag like the one I show in my video.

  • How should I pack for a trip?

    Pack everything you need for your entire journey into a single bag. Don’t overstuff! And remember to add some layers to keep yourself warm when you’re cold.

  • How long does it take to unload luggage?

    A few minutes. Most people don’t even realize they’ve packed their bags yet.