RrUuIiEn Small Kayak Paddles, Plastic Canoe Paddle for Children, yellow $17.99 View on Amazon
Comparisons
SUP paddle vs kayak paddle
Quick answerA kayak paddle has a blade on each end and is sized to your boat's width, such as the Pelican 220cm kayak paddle (about $37); a SUP paddle has one blade and is sized to your height, such as the Abahub adjustable SUP paddle (about $30). If you own both a kayak and a paddle board, a convertible paddle like the Perception Hi-Life does both jobs.
A kayak paddle has two blades, one on each end of the shaft, and is sized mainly by your boat's width. A SUP paddle has a single blade on one end and a T-grip on the other, and is sized mainly by your height. They are not interchangeable for their intended craft, though a convertible paddle like the Perception Hi-Life at about $110 splits apart to work as either. Most single-boat owners should buy a dedicated kayak paddle, such as the Pelican 220cm kayak paddle at about $37, or a dedicated SUP paddle, such as the Abahub adjustable SUP paddle at about $30.
What is the actual difference between a SUP paddle and a kayak paddle?
A kayak paddle has a blade at both ends of the shaft, so a seated paddler alternates strokes on the left and right side without letting go, and many kayak paddles let you rotate the blades to a slight feather angle for aerodynamics. A SUP paddle has one blade and a T-shaped handle at the top, meant to be gripped with one hand on the T-grip and one on the shaft while standing, switching sides as needed. Using a kayak paddle standing on a board, or a SUP paddle seated in a kayak, works poorly because the length, blade count, and grip are built for a different body position entirely.
How do you size a kayak paddle versus a SUP paddle?
A kayak paddle is sized mainly by your kayak's width, then your height: a paddler around 5'9" typically wants about 220 cm for a 24 inch wide boat, 230 cm for a 29 inch wide boat, and 240 cm for a 34 inch wide boat, adding roughly 10 cm more for a raised seat position. A SUP paddle is sized mainly by your own height: add about 8 to 10 inches to your height for all-around paddling, so a 5'10" (70 inch) paddler wants roughly a 78 to 80 inch paddle, with a few extra inches added for touring and a few inches shorter for surf-style paddling.
Does a convertible paddle actually work well for both?
Reasonably well, yes, though it is a compromise rather than a perfect match for either craft. A convertible like the Perception Hi-Life splits into two single-bladed halves that join with a T-grip for SUP use, or reassembles into a double-bladed shaft for kayak use. It saves buying and storing two paddles if you regularly switch between a kayak and a paddle board, but a dedicated paddle built only for one craft is typically lighter and better balanced for that specific use. Buy a convertible if you genuinely use both boats; buy a dedicated paddle if you mostly stick to one.
SUP paddle vs kayak paddle: side by side
| Category | Kayak paddle | SUP paddle | Convertible |
|---|---|---|---|
| Example | Pelican 220cm, aluminum shaft | Abahub adjustable, fiberglass shaft | Perception Hi-Life, 215cm, fiberglass |
| Blade count | Two, one per end | One, plus a T-grip handle | Splits between one and two blades |
| Sized by | Boat width first, then paddler height | Paddler height | Both, in its two configurations |
| Paddling position | Seated | Standing | Either, depending on setup |
| Typical price | About $25 to $70 | About $25 to $65 | About $80 to $140 |
| Best for | Kayak-only owners | SUP-only owners | Owners of both a kayak and a SUP |
Which should you choose?
Choose a dedicated kayak paddle like the Pelican 220cm kayak paddle if you only own a kayak; size it to your boat's width first, adding a bit more length for a wider hull or a raised seat. Choose a dedicated SUP paddle like the Abahub adjustable SUP paddle if you only own a paddle board; size it to roughly your height plus 8 to 10 inches for all-around use.
Choose the Perception Hi-Life convertible paddle if you own both a kayak and a paddle board and want one paddle that handles either, accepting a small compromise in weight and balance compared to a paddle built for just one craft. The 86 inch (218 cm) paddles bundled free with many inflatable kayak kits are often too short once you upgrade to a wider boat, so check your boat's width against the sizing numbers above before assuming the included paddle still fits.
Shop the options
An even spread across the price range, cheapest to premium. Prices at last check.
RrUuIiEn Small Kayak Paddles, Plastic Canoe Paddle for Children, yellow 
MoiShow SUP Paddle - Adjustable 3 Pieces Stand Up Paddle Board Paddle with Unique Lock Design Floating Alloy Shaft Paddleboard Paddle fiberglass shaft $27.99 View on Amazon
Awstrokine 4 Piece SUP Paddle Kayak Telescoping Stand-up Paddleboard Paddles, Adjustable Lightweight Aluminium Shaft 67"- 83" aluminum shaft $39.99 View on Amazon
Abahub 3-Piece Carbon Fiber SUP Paddle,Adjustable 67-86" Lightweight with Bag 170 cm / carbon shaft $59.99 View on Amazon
Perception Kayaks Hi-Life Convertible SUP/Kayak Paddle - 3 Piece 215 cm / fiberglass shaft $109.99 View on Amazon
Werner Paddles Camano 2 Piece Straight Shaft Kayak Paddle - Lightweight Fiberglass Paddle for Touring & Recreation - Gradient: Citrus - 230 cm (Standard Shaft Diameter) 230 cm / carbon shaft $349.00 View on Amazon
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Used only to send the list.Frequently asked questions
Can I use a kayak paddle for a paddle board?
Not effectively. A kayak paddle is built with two blades for a seated paddler alternating sides without letting go, and its length is sized to a kayak's width rather than a standing paddler's height. Using one standing on a board leaves it too short and awkward to grip properly. Use a dedicated single-bladed SUP paddle sized to your height instead.
What length SUP paddle do I need?
Add about 8 to 10 inches to your height for all-around paddling, 10 to 12 inches for touring, and only 4 to 6 inches for surf-style paddling. A paddler who is 5'10" (70 inches) tall generally wants a paddle around 78 to 80 inches for all-around use. Most SUP paddles are adjustable within a range, so exact sizing matters less than getting close.
What length kayak paddle do I need?
Size it to your kayak's width first, then your height. A paddler around 5'9" typically wants about 220 cm for a 24 inch wide boat, 230 cm for a 29 inch wide boat, and 240 cm for a 34 inch wide boat, adding roughly 10 cm for a raised seat or subtracting about 5 cm for an aggressive high-angle paddling style.
Is the paddle that comes with an inflatable kayak good enough?
It works, but the bundled aluminum paddle in many kits is often the shorter 86 inch (218 cm) length, which is fine for a narrow 24 to 29 inch wide boat but noticeably short once you paddle a wider 33 to 34 inch hull. Check your boat's actual width against the sizing chart before assuming the included paddle is the right length.
Do convertible SUP and kayak paddles work well?
Reasonably well. A convertible paddle splits into a single-bladed SUP paddle with a T-grip or reassembles into a double-bladed kayak paddle, and it saves buying two separate paddles if you use both craft. It is a compromise on weight and balance compared to a paddle built only for one purpose, so dedicated single-use paddles remain the better choice if you only own one type of boat.
On the water: Wear a properly fitted, USCG-approved life jacket every time, dress for the water temperature rather than the air, and check your state and local paddling regulations before you launch.
This is researched general information, not professional advice. Sizing figures are starting points: confirm against the maker's own sizing chart and the capacity printed on the boat or board.