Rating
Performance: 10
Size/Weight: 7
Durability: 9
Setup: 10
Value: 9
OVERALL: 9
The tandem inflatable that actually wants to go fast.
Finding a two-person kayak that's genuinely fun to paddle, easy to store, and flexible enough to use solo is a harder ask than it sounds, but the Razor Kayaks Sprint Duo makes a pretty compelling case for itself. It's a full drop-stitch inflatable tandem that sets up in minutes, fits in a backpack, and then gets on the water and surprises you with just how fast and smooth it feels for a boat you literally inflated with a pump. Whether you're planning lake days with a partner, family adventures, or solo paddles where you want a bit more room to stretch out, the Sprint Duo is designed to handle all of it without asking you to compromise on performance or convenience. It's the kind of kayak that makes you wonder why you'd ever bother with the hassle of a hard-shell tandem again.
Comparison
Open Size: Long and narrow
Packed Size: Moderately bulky
Weight: Moderately heavy
Capacity: Very generous
Best For: Couples, friends, or families who want a fast, hard-shell-like tandem kayak that's easy to store and transport, with the flexibility to paddle solo or with a partner.
Pros: Fast and smooth, drop-stitch construction, quick setup, huge weight capacity, works brilliantly as a solo kayak too, and easy to pack down.
Cons: The carry bag is a bit less durable than the kayak itself, and at 17.8kg, it's manageable but not something you'd want to carry far on your own.
Overall: The Sprint Duo is a genuinely impressive two-person inflatable that delivers hard-shell speed and tracking in a package that fits in a backpack and stores in a caravan tunnel.
Skip ahead to First Impressions, Setup/Packdown, Paddling Experience, or the Final Verdict, check out how the Razor Kayaks Sprint Duo compares to others in our list of the Top Ten 2 Person Inflatable Kayaks or see how we choose the best inflatable kayak.
Specs:
Open Size: 489×77cm
Packed Size: 85×50×40cm
Weight: 39lbs/17.8kg
Capacity: 661lbs/300kg
Approx Price: £945.00
First Impressions
Pull the Sprint Duo out of its bag and the first thing you notice is just how much kayak you're dealing with. At 4.89m long and 77cm wide, this is a proper full-sized tandem kayak, and yet here it is, folded up and ready to travel wherever you go. It's a full drop-stitch inflatable, which means the hull is reinforced internally with thousands of tiny threads that make it go board-rigid once it's pumped up, rather than staying soft and squishy like the inflatables most of us grew up with.
The hull weighs around 17.8kg and it comes with two foam-padded seats, adjustable footrests for both paddlers, a removable fin, a backpack-style carry bag, and a repair kit, so everything you need is right there in the box. The pointed bow and stern stand out straight away, giving it a purposeful, sporty look that hints at what it can do on the water. There are also subtle curves built into the drop-stitch floor and deck that shape the underside more like a traditional hard-shell hull rather than a flat-bottomed platform, which is a clever design detail that makes a real difference once you're paddling.
Setup/Packdown
Setting the Sprint Duo up is genuinely easy, which is a relief when you're dealing with a nearly 5m tandem kayak. There are three inflation points, all using the same valve type and all inflating to the same 10 PSI, so there's no juggling different attachments or trying to remember which chamber needs what pressure. The instructions suggest inflating the floor first, but in practice the order doesn't matter much, as nothing shifts around or gets trapped during inflation. With a good rechargeable pump, the whole hull can be inflated in just over five minutes, which is remarkable for a kayak this size.
Once it's pumped up, the hull is extremely stiff. From there, both seats clip in independently and can be adjusted with the straps to suit different torso sizes. The Velcro under each seat to stop them sliding on the smooth floor is a small but really thoughtful detail. Both footrests clip in easily and can be positioned to suit different leg lengths, which is handy when two paddlers of different heights are sharing the boat. Slide the fin in at the water's edge and you're ready to go.
Pack down is straightforward, too. Wipe it down (the PVC skin dries off quickly), press deflate, roll from one end, and it folds up surprisingly compact for something that was just a nearly 5m kayak. It fits in a caravan storage tunnel, sits on a car roof rack, and can be stowed below decks on a sailing yacht, which tells you a lot about how practical the packed size really is.
One honest note on the carry bag: while the kayak itself is built tough, the bag has some durability issues, so be careful it doesn’t tear. It's not a dealbreaker, but it's worth being aware of, and a heavier-duty bag option would be a welcome improvement from Razor.
Paddling Experience
For a two-person inflatable kayak, it is fast, and that's the thing that catches you off guard the first time you paddle it. The firm drop-stitch hull, the shaped underside, and the pointed bow all work together to let it cut through the water cleanly and carry momentum between strokes. Once both paddlers find their rhythm, it just glides, and covering distance feels much easier than you'd expect.
Tracking is excellent, and that's largely down to the longer waterline. A 489cm hull naturally wants to hold a straight line, which cuts down on the frustrating zig-zagging you can get with shorter tandem kayaks where the back paddler and front paddler are constantly fighting each other's steering. At the same time, the edges built into the bottom of the hull mean it's still easy to turn when you need to, which is a nice balance to get right. The open cockpit design makes it easy to talk between paddlers, too, which makes coordinating strokes and navigation much more natural.
Stability is solid without feeling sluggish. The sides are on the lower end, and we did wonder about this before getting on the water, but in the light chop we paddled in it was a complete non-issue. With a weight capacity of 300kg, it can comfortably handle two larger adults plus a good amount of gear (dry bags, a small cooler, whatever you need for a day out). Storage space under the deck areas and the bungee lacing gives you practical spots to strap things down.
What really impressed us was how well it performs as a solo kayak too. A lot of 1–2 person convertibles are genuinely awkward to handle on your own where you feel like you're driving a bus and every turn is a negotiation. The Sprint Duo isn't like that at all. Set up with one seat and footrest in the centre position, it's light, responsive, and easy to manage single-handed. It still glides beautifully and turns without a fight, which makes it a genuinely flexible option rather than a tandem-only boat that you tolerate solo.
Over a two-hour test paddle, the seats stayed comfortable throughout, the rigid floor gave good power transfer with each stroke, and we stayed relatively dry thanks to the pointed bow deflecting light chop. And if one paddler needs a quick rest, the efficient hull holds its momentum well, so you're not immediately grinding to a halt, which is always a nice quality in a tandem boat.
Final Verdict
If you're a couple, a pair of friends, or a parent and kid looking for a shared kayak adventure that doesn't require a trailer or a dedicated storage shed, the Sprint Duo deserves a serious look. It's fast, flexible, practical, and a whole lot of fun.
Want to see how the Razor Kayaks Sprint Duo compares to other kayaks we tested? Head over to our list of the Best Two-Person Inflatable Kayaks.
Water & Outdoors reviews are written by our staff writers, who combined have over fifty years of experience on the water and outdoors. We may earn commissions if you choose to buy through a link you’ve clicked on our website, however this does not influence our reviews. For more information, please see our Editorial Policies.