The 2005 BMW Z4 marked the final year of the first-generation (E85) Z4 sports car. Available as both roadster and coupe in two trims -- 2.5i and 3.0i -- it featured RWD and a 5-speed automatic or a 6-speed manual transmission. The 2.5i trim is powered by a 2.5-liter inline-six engine producing 184 horsepower, while the 3.0i is outfitted with a 3.0-liter inline-six generating 225 horsepower. The Z4 was known for its sharp, dynamic handling and powerful acceleration, making it exceedingly fun to drive. Inside, the Z4 featured a well-crafted cabin with quality materials, plus standard features like leather seats, automatic climate control, and a premium sound system. A Sport package added Dynamic Driving Control, which altered throttle response and steering effect. Though not as technologically advanced as some modern counterparts, the 2005 Z4 nonetheless presented an engaging driving experience that servs as an impressive example of BMW's sports car heritage.