Inflatable paddle board
Quick answerThe ATPROSS Inflatable Paddle Board states a 450 lb capacity, so it paddles best with a total load up to about 315 lb. Price at last check: $239.99.
| Spec | Value |
|---|---|
| Brand | ATPROSS |
| Type | Inflatable paddle board |
| Price at last check | $239.99 |
| Stated maximum capacity | 450 lb |
| Load | Share of rating | Verdict |
|---|---|---|
| 120 lb rider + 10 lb gear | 29% | Rides high: ideal |
| 150 lb rider + 10 lb gear | 36% | Rides high: ideal |
| 180 lb rider + 10 lb gear | 42% | Rides high: ideal |
| 210 lb rider + 10 lb gear | 49% | Rides high: ideal |
| 240 lb rider + 10 lb gear | 56% | Rides high: ideal |
| 270 lb rider + 10 lb gear | 62% | Rides high: ideal |
| 300 lb rider + 10 lb gear | 69% | Rides high: ideal |
The listing states a 450 lb maximum. Under the 70 percent rule, total load (rider plus anything on the deck) should stay at or below about 315 lb for the board to ride at its designed waterline. That puts the comfortable solo rider range at up to about 305 lb with 10 lb of gear.
Specs here are only the figures the Amazon listing itself states; blank means not stated, not zero. Researched from the listing and published specifications, not hands-on testing.
11'6" Extra Wide Inflatable Paddle Board, 450lb Capacity Stable Floating Sanctuary for 2-3 People, Non-Slip Wide Deck SUP for Fishing & Yoga, 15 D-Rings & Dual Bungee for Gear, 3-Fin System 11'6" / 35" wide / 450 lb max / 22 PSI 
Niphean (Extra Large) Inflatable Paddle Board, SUP for 2+1 People/Family 11' / 33" wide / 6" thick / 500 lb max 
iTAOSTAR D03EP 34" Extra Wide Paddle Board for Better Balance, Inflatable Stand Up Paddle Board with Kayak Seat, Inflatable Paddle Boards for Beginners of All Skill Levels with Premium SUP Accessories 430 lb max 
iTAOSTAR Adventure 12' × 35" Inflatable Stand Up Paddle Board with Seat, Extra Wide SUP Board with 5 Fins Stable Design for Familly, Youth, All Skill Levels, Lakes, Oceans & Fishing 12' / 450 lb max The listing states a 450 lb maximum capacity. For good handling keep your total load at or under about 315 lb, which is 70 percent of the rating. Above 85 percent the board rides low and should stay on calm water close to shore.
Riders whose total load stays under 70 percent of the stated capacity (about 315 lb). Check the listing's dimensions against the paddle board size chart for your weight before buying.
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.