The 2007 Saturn Sky Red Line uses a 2.0 L, 260 hp 4 cylinder engine with standard 5 speed manual transmission and optional 5 speed automatic. Fuel consumption runs from 21 mpg in the city to 30 mpg on the highway. Unlike the Roadster, the Red Line offers standard ABS brakes, traction control, and stability control. In addition, the Red Line accelerates from 0-60 mph in an impressive 5.53 seconds.
The 2007 Saturn Sky Roadster has a 2.4 L, 177 hp 4 cylinder engine with standard 5 speed manual transmission and option 5 speed automatic. Fuel consumption ranges from 21 mpg in the city to 27 mpg on the highway. Unlike the Red Line, the Roadster only offers standard ABS brakes with no option for traction or stability control.