Prototype
Definition 1 of 4
Pro Tip 1/3
Iterative Process
Prototypes can evolve through many versions before the final design is reached. After the third prototype was built, its design nearly matched the production model.
Pro Tip 2/3
Functionality Test
Prototypes are often created to test whether the concept works in real life. The prototype was used to evaluate the new engine's performance.
Pro Tip 3/3
Not For Sale
Prototypes are not typically available for purchase; they are for experimentation. The prototype is on display, but it's not the version customers will buy.