2014 Sea-Doo RXT 260 Sea-Doo RXT260. This watercraft was designed with one thing in mind: performance. With the exclusive benefits of iControl technology, saying this is an exhilarating musclecraft is an understatement. It goes from 0 to 30 mph in 1.7 seconds, which gets you where you want to go seriously fast. The Sea-Doo RXT model also has, hands down, the best handling with an S³ Hull that is stepped to keep you glued to the water. And with ECO mode, you can have the ultimate in power and performance while still being up to 31% more fuel efficient than the closest competitive models.The other Sea-Doo is a 2015 GTI SE155 with a 155 hp Engine.