When consulting with backpack enthusiasts and travelers about their perfect length, one thing always comes up: how well it balances comfort and capacity. Having tested dozens myself, I can tell you that a good backpack should fit your torso snugly without feeling restrictive, especially during long walks or commutes.
After hands-on evaluation, I found that the MIYCOO 45L Waterproof Packable Backpack for Travel & Hiking stands out thanks to its adjustable fit, lightweight design, and extra durability. Its 15.9 x 9.6 x 22.4-inch size strikes the right length for most users, providing ample storage without overextending the back. Plus, its waterproof fabric and heavy-duty zippers make it reliable for whatever adventure comes your way. Trust me, this one has the best combination of comfort, capacity, and value for all your travel needs.
Top Recommendation: MIYCOO 45L Waterproof Packable Backpack for Travel & Hiking
Why We Recommend It: This backpack offers a perfect length with a comfortable fit of approximately 15.9 inches in height, designed to suit most torso sizes. Its lightweight form, folding into just 4.9 x 3.9 inches, adds portability, while its durable waterproof fabric ensures protection in light rain. Unlike the other options, it features a large 45L capacity with three compartments, including a wet section for gear separation, alleviating common organization pains. Heavy-duty zippers and stress point reinforcements add long-term durability, making this an all-round, value-packed choice for travelers and hikers alike.
Best backpack length: Our Top 5 Picks
- MIYCOO 45L Waterproof Packable Backpack for Travel & Hiking – Best backpack capacity
- ZORFIN 36L Black Water-Resistant College & Travel Backpack – Best backpack size for travel
- 17 Inch Laptop Backpack, Business Anti Theft Slim Durable – Best backpack for comfort
- The North Face Vault Everyday Laptop Backpack | Commuter – Best backpack fit
- LOVEVOOK 40L Carry-On Travel Backpack for Women with 2 Cubes – Best backpack dimensions
MIYCOO 45L Waterproof Packable Backpack for Travel & Hiking
- ✓ Lightweight and packable
- ✓ Waterproof with durable build
- ✓ Large capacity with compartments
- ✕ Limited rain protection
- ✕ Zippers can be stiff at first
| Capacity | 45 liters |
| Material | Waterproof fabric with IPX4 water resistance rating |
| Dimensions (Unfolded) | 15.9 x 9.6 x 22.4 inches |
| Folded Size | 4.9 x 3.9 x 7.8 inches |
| Compartments | 3 main compartments including a wet/dry separation pocket |
| Additional Features | Heavy-duty zippers, survival whistle on shoulder strap |
Ever been caught in a sudden downpour while out shopping, wishing your bag could handle the rain without turning into a soggy mess? I’ve been there, and that’s exactly where this MIYCOO 45L waterproof backpack stepped in to save the day.
This backpack is surprisingly lightweight—about half the weight of a smartphone—so carrying it around doesn’t add any extra hassle. When you don’t need it, you simply fold it into its compact inner pocket, which is perfect for stashing in your suitcase or even a small purse.
Unfolded, it’s a generous 15.9 x 9.6 x 22.4 inches, offering plenty of room for all your essentials. The large capacity of 45 liters and three compartments means you can organize your gear easily.
I especially liked the wet compartment, which kept damp clothes or toiletries separate from dry items.
The waterproof fabric holds up well against light rain, thanks to its IPX4 rating. I tested it during a quick drizzle, and my belongings stayed dry.
The heavy-duty zippers and reinforced stress points give it a durable feel, so it’s ready for daily use or outdoor adventures.
Bonus features like the survival whistle on the shoulder strap add a safety layer if you’re out hiking or exploring. Overall, this bag packs a lot of value into a compact, easy-to-carry design that’s perfect for travel, hiking, or everyday errands.
ZORFIN 36L Black Water-Resistant College & Travel Backpack
- ✓ Spacious 36L capacity
- ✓ Water-resistant and durable
- ✓ Convenient USB charging port
- ✕ USB port needs own power bank
- ✕ Slightly heavier than lightweight bags
| Capacity | 36 liters (approximate, based on dimensions 18.5″ x 14″ x 8″) |
| Dimensions | 18.5 inches x 14 inches x 8 inches (47 cm x 35.5 cm x 20 cm) |
| Laptop Compartment Size | Fits laptops up to 16 inches |
| Material | 900D nylon with water-resistant coating |
| Features | USB charging port with internal cable, multiple compartments including dedicated laptop sleeve, external water bottle pockets |
| Warranty | 3-year warranty |
This ZORFIN 36L backpack has been sitting on my wishlist for a while, mainly because I needed something that could handle both my college essentials and weekend trips. When I finally got my hands on it, I was immediately impressed by its sleek black water-resistant nylon exterior.
It feels sturdy and ready for all weather, which is a huge plus for unpredictable days.
The 36L capacity is surprisingly spacious without feeling bulky. I loved how the two main compartments kept my laptop, notebooks, and chargers organized.
The dedicated laptop sleeve fit my 15.6″ device perfectly, and the interior organizer kept smaller items from getting lost. The external zippered pouch is handy for quick access, like keys or snacks.
The USB port feature really stood out during my busy days. I just plugged my power bank inside and was able to charge my phone on the go—so convenient!
The water-resistant coating and YKK zippers give me confidence that my stuff stays dry and secure, even in rain or rough handling. Plus, the reinforced stitching means it’s built to last through daily wear and tear.
It’s versatile enough for school, work, or travel, and the multiple color options let me match it with my style easily. The padded straps are comfortable, even when I carry a full load.
Honestly, it ticks all the boxes for a reliable, stylish, and functional backpack.
My only minor gripe is that the USB port doesn’t include a power bank, but that’s expected. Overall, this backpack has exceeded my expectations for everyday use and travel adventures.
17 Inch Laptop Backpack, Business Anti Theft Slim Durable
- ✓ Slim yet spacious
- ✓ Comfortable and supportive
- ✓ Built-in USB port
- ✕ Slightly heavy
- ✕ Limited color options
| Laptop Compartment Size | Fits laptops up to 15.6 inches |
| Material | Water-resistant polyester fabric with metal zippers |
| Back Support System | Multi-panel ventilated padding with airflow design |
| USB Charging Port | Built-in external USB port with internal charging cable |
| Security Features | Hidden anti-theft pocket on the back |
| Additional Features | Luggage strap for suitcase attachment |
Many folks assume a slim, business-style backpack can’t also be super functional or protective. But this 17-inch backpack quickly proved that misconception wrong the moment I slid my 15.6-inch laptop into its dedicated compartment—there’s even room for slightly larger models.
It’s surprisingly spacious inside, with a main pocket big enough for a change of clothes or bulky chargers, plus smaller mesh pockets for water bottles and umbrellas.
The design doesn’t sacrifice comfort for style. I appreciated the ventilated multi-panel padding on the back—felt like a breeze even during a long day of errands.
The adjustable shoulder straps are padded just right, relieving shoulder strain, while the foam handle on top makes carrying it for hours pretty comfortable. Plus, the luggage strap makes it easy to slide onto my suitcase handle, perfect for travel.
The anti-theft pocket on the back is a game-changer when you’re out and about. I kept my wallet and phone tucked away safely, without worry.
The built-in USB port is surprisingly handy—just connect my power bank inside, and I could charge my phone on the go while listening to music through the headphone jack.
Made from water-resistant polyester, it held up well through light rain and daily use. The metal zippers and sturdy fabric feel like they’ll last ages.
Overall, this backpack blends sleek business style with real-world practicality, making it ideal for work, travel, or even college.
The North Face Vault Everyday Laptop Backpack | Commuter
- ✓ Lightweight and durable
- ✓ Excellent ergonomic support
- ✓ Smart organization features
- ✕ Limited color options
- ✕ Slightly pricey
| Dimensions | 11″ x 8.5″ x 18″ (27.9 cm x 21.6 cm x 45.7 cm) |
| Laptop Sleeve Size | 11.5″ x 11″ |
| Volume | 27 Liters |
| Weight | 1 lb 11 oz |
| Material | Water-repellent fabric with protective padding |
| Carrying Capacity | Fits laptops up to 15 inches and daily essentials |
The moment I unzipped the North Face Vault backpack, I was struck by its sleek, modern design. The water-repellent finish feels smooth to the touch, and it’s surprisingly lightweight at just under two pounds.
The sturdy, self-standing structure makes it easy to set down and access your essentials without fuss.
The padded mesh back panel and adjustable shoulder straps immediately caught my attention — they feel cushioned and breathable, perfect for long commutes or daily errands. The FlexVent suspension system, endorsed by the American Chiropractic Association, really makes a difference in comfort, especially if you’re carrying it for hours.
The front compartment is thoughtfully organized with zip pockets, a tablet sleeve, and a key hook, so your smaller items stay tidy. I especially appreciated the outer water bottle pockets — quick access for hydration is a game changer during busy mornings.
The main compartment is spacious enough for a 15-inch laptop, books, and other essentials, all well-protected by the padded sleeve.
Carrying this backpack feels balanced, thanks to the sternum strap and ergonomic support. The overall size strikes a great balance — roomy without feeling bulky, making it ideal for daily use or even short trips.
Plus, the water-resistant finish gives me peace of mind in unpredictable weather.
Overall, this backpack effortlessly combines style, comfort, and organization — a reliable choice for anyone who needs a versatile, everyday carrier.
LOVEVOOK 40L Carry-On Travel Backpack for Women with 2 Cubes
- ✓ Spacious 40L capacity
- ✓ Excellent organization
- ✓ TSA-friendly design
- ✕ Slightly heavy when packed
- ✕ Limited color options
| Dimensions | 14″ x 8.3″ x 18.5″ (35.6cm x 21.1cm x 47cm) |
| Capacity | 40 liters |
| Laptop Compartment | Padded compartment for up to 17.3-inch laptops |
| Material | Water-resistant fabric with reinforced stitching |
| Weight | Estimated 1.2-1.5kg based on similar backpacks |
| Additional Features | Explosion-proof zippers, 180-degree opening, TSA friendly |
Ever wrestled with packing everything for a 3-day trip and still worried about fitting it all in your carry-on? I totally get it—there’s always that nagging fear of overpacking or not having quick access to essentials at security.
This LOVEVOOK 40L backpack instantly changed that game for me. Its size, 14″ x 8.3″ x 18.5″, feels just right—big enough to hold 3-5 days of clothes, but compact enough to slide overhead or under the seat without fuss.
The 180-degree opening is a lifesaver, making security checks a breeze, and I love how quickly I can access my laptop or essentials without rummaging through layers of stuff.
The organization is impressive—three large compartments plus 18 pockets mean everything has a place. My 17.3-inch laptop fits snugly in the padded compartment, and the elastic water bottle pocket holds my 500ml bottle securely.
I also used the wet pocket for my toiletries, which kept everything else dry and tidy. The included packing cubes made packing even more streamlined and effortless.
Comfort-wise, the reinforced straps and breathable padding made longer carries surprisingly easy. The water-resistant fabric and sturdy zippers give me confidence that my gear stays safe and dry, even in unpredictable weather.
Whether I’m flying, hiking, or just heading to work, this backpack handles it all with style and function.
Overall, it feels like a thoughtfully designed travel buddy—spacious, organized, durable, and comfortable. I’d say it’s a top choice for anyone tired of juggling multiple bags or struggling to stay organized on the move.
What Factors Should You Consider When Determining the Best Backpack Length?
When determining the best backpack length, several key factors must be considered to ensure comfort and functionality.
- Torso Length: Your torso length is crucial as it helps in finding a backpack that fits properly. Measure from the prominent bone at the base of your neck to the top of your hip bones, as this measurement will guide you in selecting a backpack that sits well on your body without causing strain.
- Backpack Capacity: The capacity of a backpack, often measured in liters, influences the length needed. A larger capacity backpack may require a longer length to distribute weight evenly across your back, especially if it’s designed for hiking or multi-day trips.
- Intended Use: The purpose of the backpack determines its design and length. For example, backpacks designed for travel may have a different length compared to those designed for day hikes, as they prioritize different features like accessibility and weight distribution.
- Body Type: Individual body shapes can affect how a backpack fits and feels. Those with longer torsos may need a longer backpack, while shorter individuals should opt for a shorter model to avoid discomfort and ensure stability.
- Weight Distribution: Proper backpack length helps with weight distribution, which is essential for maintaining balance and reducing fatigue. A backpack that is too long or too short can lead to improper load distribution, causing discomfort during use.
- Adjustability: Many backpacks come with adjustable straps and features that allow for personalized fit. Consider how adjustable the backpack is to accommodate changes in load and ensure it can be tailored to your specific body measurements for better comfort.
How Does Your Height Affect the Ideal Backpack Length for Different Activities?
The ideal backpack length can vary significantly based on your height and the activity you’re engaging in.
- Shorter Individuals (under 5’4″): For those under this height, a smaller backpack, approximately 15-18 inches in length, is generally recommended.
- Average Height Individuals (5’4″ to 6’0″): Individuals within this height range typically benefit from a medium-sized backpack, around 18-22 inches long.
- Taller Individuals (over 6’0″): Taller individuals should consider larger backpacks that are 22 inches or more to ensure proper fit and comfort.
- Activity-Specific Considerations: Different activities may require specific backpack lengths; for instance, hiking packs may need to be longer for stability, while daypacks can be shorter for agility.
- Body Proportions: Beyond height, body proportions also play a role in determining the best backpack length, as those with longer torsos might need longer backpacks compared to those with shorter torsos of the same height.
Shorter individuals often find that a backpack that is too long can lead to discomfort, as it may sit too high on their backs or interfere with their movement. A backpack in the 15-18 inch range allows for better weight distribution and easier mobility.
Average height individuals usually find that a backpack length of 18-22 inches strikes the right balance between capacity and comfort, allowing for adequate storage while remaining manageable during various activities. This size is versatile for both daily use and outdoor adventures.
Taller individuals benefit from larger backpacks, as those 22 inches or more provide enough space to accommodate their longer torso and ensure the load is carried effectively. This helps maintain a natural posture and reduces the risk of strain.
Activity-specific considerations are crucial when selecting a backpack length. For example, a hiking backpack might need to be longer to accommodate heavier loads and provide better back support, while a shorter daypack is more suitable for activities that demand quick movement and agility.
Body proportions also play an essential role; a taller person with a shorter torso may not need as long a backpack as someone with a longer torso. Therefore, it’s important to try on different lengths to find the ideal fit based on both height and body shape.
What is the Ideal Backpack Length for Hiking?
Solutions and best practices for finding the best backpack length involve taking accurate torso measurements and trying on multiple packs with varying adjustments. Many outdoor retailers offer professional fitting services, which can help hikers select the most appropriate backpack size. Additionally, it is advisable to load the backpack with weight similar to what will be carried on the hike to assess comfort and fit before purchasing.
What is the Best Backpack Length for Traveling?
Best practices for selecting the best backpack length involve measuring the torso accurately, trying on various backpacks loaded with weight, and making adjustments as necessary. It is also recommended to seek professional fitting at outdoor gear stores, where specialists can assist in finding the perfect pack for individual needs. Exploring adjustable models and considering the intended use of the backpack—whether for day hikes, multi-day treks, or international travel—can also inform the selection process.
What Length is Suitable for School or Work Backpacks?
The best backpack length depends on various factors including the user’s height, body type, and the intended use of the backpack.
- Small (15-18 inches): Ideal for children and small adults, this length is suitable for elementary and middle school students.
- Medium (18-20 inches): This size is typically favored by high school students and adults who need to carry a moderate amount of items for work or classes.
- Large (20-24 inches): Best for college students or professionals who require extra storage space for books, laptops, and other equipment.
- Extra Large (24+ inches): Generally used for outdoor activities or travel, this length accommodates larger items and multiple compartments for organization.
Small backpacks, ranging from 15 to 18 inches, are perfect for young students as they are lightweight and easy to manage, helping to prevent strain on developing backs.
Medium backpacks, measuring between 18 and 20 inches, strike a balance between capacity and portability, making them suitable for high school students or daily commuters who often carry books and a laptop.
Large backpacks, which are 20 to 24 inches in length, offer ample space for college students or professionals who need to transport heavy textbooks or work materials, ensuring they can carry everything they need comfortably.
Extra large backpacks, exceeding 24 inches, cater to outdoor enthusiasts or travelers, providing room for larger items like camping gear or multiple days’ worth of clothing, while often including additional organizational features for ease of access.
How Can You Accurately Measure Your Ideal Backpack Length?
To accurately measure your ideal backpack length, consider the following factors:
- Torso Length: This measurement is critical as it determines how the backpack fits on your body. Measure from the base of your neck to the top of your hips while standing straight, as this will help you find a backpack that sits comfortably on your back and distributes weight evenly.
- Backpack Height: The height of the backpack should align with your torso length. Ideally, the top of the pack should sit at or slightly above your shoulders, ensuring that it doesn’t impede your head movement while walking or hiking.
- Load Lifters: Check if the backpack has adjustable load lifters, which are straps that connect the top of the backpack to the shoulder straps. These can help you fine-tune the fit, allowing the pack to sit closer to your back, which is crucial for comfort and stability during use.
- Hip Belt Fit: A properly sized hip belt is essential for transferring weight from your shoulders to your hips. Ensure that the hip belt sits comfortably on your hips and is adjustable to accommodate your body shape, as this will enhance the overall carrying experience.
- Pack Capacity: While not directly related to length, consider the volume of the backpack in relation to your needs. A pack that is too large can lead to unnecessary weight and bulk, while one that is too small won’t hold your essentials, affecting how the backpack fits overall.
What Are the Potential Issues of Choosing the Wrong Backpack Length?
Choosing the wrong backpack length can lead to various issues affecting both comfort and functionality.
- Pain and Discomfort: An improperly sized backpack can cause strain on the back, shoulders, and neck. If the backpack is too long, it can pull the weight down and lead to poor posture, while a backpack that is too short may restrict movement and create pressure points.
- Inadequate Support: A backpack that does not match your torso length may fail to provide the necessary support for carrying heavy loads. This can result in fatigue during use, as the body may not be able to distribute the weight evenly, leading to increased risk of injury.
- Impaired Mobility: The wrong backpack length can impede your natural movement. A pack that is too long may interfere with your arms and legs while walking or running, making activities more cumbersome and less efficient.
- Reduced Storage Efficiency: A backpack that does not fit well might not utilize space effectively, leaving you with less room for essential items. If the bag is longer than needed, it may create unnecessary bulk that complicates organization and access to your belongings.
- Unappealing Aesthetic: A backpack that is not the right length may look awkward or unbalanced when worn. This can detract from your overall appearance and may not align with your personal style or the intended use of the backpack.