What Is a Convertible Backpack? | Carry Modes, Explained

A convertible backpack is a bag that shifts between carry styles—like backpack, briefcase, duffel, or sling—using straps or handles designed to reconfigure.

If you’ve ever hauled a briefcase on a crowded train or wrestled a duffel through an airport terminal, you already know why the convertible backpack exists: one bag should handle both. The key question when you shop for one isn’t just capacity, but which carry styles it actually converts between—and how much of a production the switch is.

How Convertible Backpacks Work

A true convertible backpack has straps, handles, or hardware that lets you change its carry mode without changing bags. The most common conversion methods are simple: straps get tucked away, detached, or clipped into alternate points on the bag.

The whole point is that you carry the same bag as a backpack while you’re walking, then convert it to a more professional or practical mode once you arrive. That’s the difference between a convertible and a plain backpack with detachable straps—which might just come off, not give you a second carry style.

Common configurations you’ll see on the market:

• Backpack-to-briefcase: shoulder straps tuck away, top handle remains—the standard commuting setup.
• Backpack-to-duffel: the bag lays flat or open like a duffel while keeping backpack straps for heavy loads.
• Backpack-to-crossbody or sling: straps reposition so the bag sits diagonally across the body instead of on both shoulders.

Some models convert only one way; others offer three or more carry modes in a single design.

Real-World Convertible Backpack Examples

The Briggs & Riley Medium Convertible Backpack Duffle is a useful reference point. According to the brand’s product page, the bag “goes from backpack to duffle with three ways to carry,” and it includes laptop and water bottle compartments. It’s the kind of thing you’d want for a business trip where you’re both walking and carrying a suit bag.

On the budget end, Targus’s 15.6″ Urban Convertible Backpack (model TBB595GL) takes a different approach. The US product page describes it as switching from backpack to briefcase or shoulder bag to sling—a lighter, office-focused conversion rather than a travel one.

Prices differ sharply by brand. The Briggs & Riley model lists at $379.00, while the Targus Urban Convertible Backpack is priced at $62.99. Before you buy, check what the conversion actually gives you.

Who Should Buy a Convertible Backpack?

A convertible backpack serves a specific person: the commuter who carries a laptop through a city in the morning, then needs a trim, professional-looking bag for meetings the same day. It also suits travelers who pack light and want one bag for walking tours and airport queues.

Before buying, check the fine print on the product page. Sizes vary dramatically—listed capacities run anywhere from 5.5L to 40L—so a “convertible backpack” from one brand may be a slim briefcase, while another is a weekender. The same goes for device fit: a 15.6″ model won’t hold a 17″ laptop, and the stated fit (like a 15.6″ or 11″ tablet slot) needs verification against your own gear.

If you’re weighing your options and want to compare a range of convertible designs, the team’s tested roundup of convertible backpack purse picks pulls together the best models by carry style and price point.

Warranty terms are worth a glance too, since they’re model-specific. As an example, the Acer storefront listing for the Targus Cypress Ecosmart 15.6″ Convertible Backpack shows a 2 Year Acer’s Standard Warranty. That’s not universal, so confirm what the specific bag you’re buying comes with.

What to Check Before You Buy

The biggest mistake buyers make is assuming every convertible backpack behaves the same. Some convert fully and easily; others only give you a limited second mode. The exact carry modes are listed on the product page, so read those before committing.

Also remember that prices and availability shift. The figures here reflect current listed prices, but your local market and stock can differ. Verify the price and carry modes on the brand’s site before you order.

For most buyers, the decision comes down to where and how you’ll carry the bag daily. The best convertible backpack is the one whose modes match your actual routine—not the one with the most impressive feature list.