The 2008 Saturn Astra is a compact car offered as a two-door or four-door hatchback. The four-door comes in a base XE or sportier XR trim level, while the two-door is XR only. The Astra XE comes standard with 16-inch steel wheels, cruise control, rain-sensing wipers, a CD player, a trip computer, a tilt/telescoping steering wheel and full power accessories. The XR adds alloy wheels, air-conditioning, steering-wheel-mounted audio controls, air-conditioning and an upgraded audio system. Most of these features can be added to the XE as options.The two-door Astra XR is similar to the four-door but also comes with 17-inch alloy wheels, sport front seats, a sport-tuned suspension and a quicker steering ratio. These performance upgrades are optional for the four-door XR. Major options for the Astra XR include a premium audio system and a premium trim package (late availability) that adds leather seating, front seat heaters and a leather-wrapped steering wheel. A large sunroof is an option for both four-door trims, and 18-inch wheels with high-performance tires are offered for the two-door XR only.