The Devel Sixteen is a mid-engine hypercar concept designed in the United Arab Emirates by Devel Motors. Devel Motors claims that the quad-turbo V16 engine fitted to the car would be the fastest car in the world. Devel claims that the Sixteen can produce at 5,007 horsepower (hp) and claims a top speed of as the car can supposedly pull off a 0 to 60 mph time of 1.8 seconds; its announced base version price ranged from US$1.7 million to over $2 million.
According to Devel Motors, three models of the Sixteen are planned: a base model with a V8 engine producing around ; a version with a V16 engine producing around and of torque; and a track-only version with a quad-turbo V16 engine producing and of torque built by Steve Morris Engines featuring a bore of and a stroke of , equivalent to of displacement. In June 2022, one Sixteen with a V8 engine was produced, but its performance is not yet confirmed.