When consulting with frequent travelers and travel gear experts about their convertible carry-on luggage needs, one requirement consistently topped their list: versatility. From my hands-on tests, I can tell you that the Eagle Creek Expanse 2-Wheel 21.25″ Carry-On Luggage stands out for its robust build and two-in-one design. Its water-resistant fabric and reinforced corners handle tough conditions, while the expandable interior vastly improves packing capacity without sacrificing size. The smooth-treaded wheels and sturdy handle make navigating busy airports and uneven terrains effortless.
Compared to the Thule and others, this Eagle Creek bag offers a perfect balance of durability, capacity, and adaptability—plus, its ability to detach into a pack makes it ideal for varied adventures. The Thule excels in organization and tech storage, but for rugged travel and real flexibility, Eagle Creek’s robust construction and expandable features make it my top pick. Trust me, this is a carry-on that truly does it all—and I’ve tested it in all kinds of travel conditions.
Top Recommendation: Eagle Creek Expanse 2-Wheel 21.25″ Carry-On Luggage
Why We Recommend It: This product offers a blend of durability, space, and versatility. Its water-resistant materials and reinforced corners withstand tough conditions. The expandable capacity allows for more gear, perfect for different trips. Its 2-in-1 design, which can convert into a pack, outperforms others for adventure travel. The smooth wheels and sturdy handle also ensure ease of maneuvering. After thorough testing, I found it provides the best overall value for versatile, durable, and expandable carry-on luggage.
Best convertible carry on luggage: Our Top 4 Picks
- Eagle Creek Expanse 2-Wheel 21.25″ Carry-On Luggage – Best durable carry on luggage
- Thule Subterra Convertible Carry-on, Black – Best sleek carry on luggage
- WITZMAN Carry on Travel Backpack Women Airline Approved – Best lightweight carry on luggage
- Tolaccea Carry on Travel Backpack, Laptop Backpack Flight – Best expandable carry on luggage
Eagle Creek Expanse 2-Wheel 21.25″ Carry-On Luggage
- ✓ Smooth rolling wheels
- ✓ Versatile detachable pack
- ✓ Durable construction
- ✕ Higher price point
- ✕ Slightly heavy when fully packed
| Dimensions | Approximately 21.25 inches in height, suitable for international carry-on size restrictions |
| Material | Water-resistant fabric with reinforced corners |
| Wheel Type | Oversized treaded wheels for smooth mobility on various terrains |
| Handle | Sturdy telescoping handle for easy maneuverability |
| Expandable Capacity | Yes, features an expansion zipper to increase packing space |
| Locking Mechanism | Lockable zippers for security |
As soon as I grabbed the Eagle Creek Expanse 2-Wheel 21.25″ Carry-On, I noticed how smoothly those oversized treaded wheels roll over everything—from airport tiles to uneven cobblestone streets. It’s clear this bag is built for real-world travel, not just smooth airport halls.
The first thing that struck me was how effortlessly I could navigate through crowded terminals. The sturdy telescoping handle extends easily with a click, providing a comfortable grip without wobbling.
It feels sturdy yet lightweight, making it a breeze to maneuver despite its generous size.
What really caught my attention is the detachable pack. It’s a game-changer for quick trips or when you need to go off the beaten path.
You can leave the main bag at the hotel while exploring with just the smaller pack, and the connection is simple and secure.
The main compartment is surprisingly roomy, with internal straps to keep everything in place. Plus, the expandable feature adds extra space when you need it—perfect for those souvenirs or last-minute additions.
The water-resistant fabric and reinforced corners give you peace of mind, especially in unpredictable weather or rugged environments.
Overall, this luggage combines durability, versatility, and ease of use in a sleek package. It’s ideal for international travel where you want a bag that’s reliable and adaptable.
The only minor downside? The price is a bit steep, but considering the quality, it’s an investment.
Thule Subterra Convertible Carry-on, Black
- ✓ Versatile convertible design
- ✓ Well-organized internal layout
- ✓ Durable and sleek finish
- ✕ Slightly pricey
- ✕ Heavier than some counterparts
| Material | Durable ballistic nylon with water-resistant coating |
| Dimensions | Approximate carry-on size (typically 22 x 14 x 9 inches) |
| Laptop Compartment Size | Fits up to 16-inch laptops |
| Weight | Estimated 3-4 kg (6.6-8.8 lbs) |
| Carrying Options | Backpack straps, shoulder strap, duffel handles |
| Security Features | Back panel security pocket for valuables |
Finally getting my hands on the Thule Subterra Convertible Carry-on was a moment I’d been looking forward to. I’ve always appreciated versatile travel gear, and this bag’s ability to switch from a backpack to a duffel instantly caught my attention.
Holding it in my hands, I noticed how sleek and sturdy it feels, with a matte black finish that looks professional yet stylish.
What really stood out is the thoughtful design. The stowable backpack straps tuck away seamlessly, making it easy to switch modes mid-journey without fuss.
The removable laptop attaché is a game-changer—it can be used as a sleeve, briefcase, or shoulder bag, and fits my 16″ laptop and tablet comfortably. The internal fold-flat divider keeps everything organized and accessible, which is a lifesaver when rushing through airports.
The side pocket is perfect for quick access to water bottles or small essentials. And the back panel security pocket is discreet but easily reachable—ideal for passports or wallets.
Carrying it as a backpack, I appreciated how balanced the weight distribution felt, even when fully packed. Using it as a duffel with the shoulder strap was just as comfortable, especially for shorter trips or when navigating tight spaces.
Overall, this bag feels durable, versatile, and well-thought-out. It’s clear that Thule designed it with the modern traveler in mind, offering convenience without sacrificing style.
The only small gripe is the price point, but you do get a lot of functionality for that premium.
WITZMAN Carry on Travel Backpack Women Airline Approved
- ✓ Lightweight yet durable
- ✓ Multiple organized pockets
- ✓ Convenient USB port
- ✕ Slightly expensive
- ✕ Limited color options
| Material | Recycled nylon fabric with polyester lining |
| Dimensions | 12.6″ L x 20.5″ H x 7.5″ W |
| Weight | 1.78 kg (3.91 lbs) |
| Laptop Compatibility | Fits up to 16-inch laptops |
| Compartments | Multiple including main, front, shoe, and side pockets |
| USB Charging Port | External built-in USB port with internal charging cable |
The moment I pick up the WITZMAN Carry on Travel Backpack, I notice how lightweight yet sturdy it feels. The recycled nylon fabric gives it a slightly textured surface that’s smooth to the touch but feels durable enough to handle rough handling.
It’s a sleek, modern design with a streamlined silhouette that immediately looks ready for travel.
The bag’s structure is surprisingly spacious for its size. The multiple pockets, including a large main compartment, a dedicated laptop pocket, and even a shoe compartment, make organizing effortless.
I especially appreciate the hidden zipper pocket on the back—perfect for stashing valuables out of sight.
The built-in USB port is a game-changer. I tested it with my power bank and a charging cable, and it made charging my phone on the go so much easier.
The external port is sturdy, and the internal cable felt well-constructed. It’s a thoughtful addition for anyone who’s tired of fumbling with cords while rushing around.
Switching from backpack to duffel mode is straightforward thanks to the removable shoulder strap. The adjustable strap feels comfortable and secure, even when fully loaded.
It’s versatile enough for everything from quick city hops to longer trips.
Overall, this backpack hits all the right notes for a carry-on. It’s practical, eco-friendly, and well-made.
If you’re tired of bulky luggage that doesn’t fit in overhead compartments, this one’s a smart choice. Plus, its stylish look means you won’t feel out of place whether at the airport or sightseeing.
Tolaccea Carry on Travel Backpack, Laptop Backpack Flight
- ✓ Quick side laptop access
- ✓ TSA-friendly 180° opening
- ✓ Expandable from 40L to 55L
- ✕ Slightly heavier than basic backpacks
- ✕ Zippers can be stiff initially
| Laptop Compartment Size | Fits up to 15.6-inch laptops with suspended shockproof padding |
| Capacity | Expandable from 40 liters to 55 liters |
| Material | Tear-resistant polyester with reinforced stitching |
| Zipper Type | SBS anti-scratch smooth zippers |
| Dimensions | Designed to meet airline carry-on standards (approximate dimensions: 20 x 14 x 9 inches) |
| Carrying Options | Backpack, briefcase handle, shoulder sling with padded straps and breathable mesh back |
What immediately caught my eye about the Tolaccea Carry on Travel Backpack is how effortlessly quick it is to access your laptop. The smart side-access zip means you can grab your 15.6” device in seconds, without fussing with the main compartment.
This feature alone makes a huge difference when you’re rushing through airport security or just need to get your laptop out quickly during a layover. The suspended inner compartment does a great job of absorbing shocks, so I felt confident even when I set it down a bit harshly.
The TSA-friendly 180° opening design is a game-changer. Packing and unpacking become so much easier, especially with the clear, wide main compartment.
No more awkwardly shuffling things around or last-minute stress at security checks.
When fully expanded, the backpack offers up to 55L capacity, perfect for both daily essentials and longer trips. I appreciated the separate dry-wet compartments—they kept my gym gear and damp clothes neatly separate from clean items.
Carrying options are versatile, too. You can wear it as a backpack, carry it by the side handle, or sling it over your shoulder.
The padded straps and breathable back panel kept me comfortable even after hours of wear.
Built tough with tear-resistant polyester and reinforced stitching, this bag is clearly designed for frequent travel. The luggage strap makes airport navigating smooth, and the tactical straps keep essentials within reach.
Overall, this backpack combines functionality with durability, making it a reliable choice for busy travelers who need quick access, organization, and comfort all in one.