The smallest BMW in the 2012 line-up at 172.2 inches in length, the 1 Series comes in either a coupe or Cabrio body style. Trimmed as either a 128i or 135i, the four-passenger compact car features the BMW design with refreshed exterior lighting and paint colors. On the 2012 BMW 128i models, a 3-liter inline-6 engine propels the vehicle with 230 horsepower. Offered with 6-speed manual or automatic transmission, standard equipment on the BMW 128i includes rain-sensing windshield wipers, 16-inch alloy wheels, cruise control and HD Radio with an iPod/USB connection. Powered by 300-horsepower, the 2012 BMW 135i models are upgraded with 17-inch light alloy wheels, sport package suspension and 8-way power front seats. Available only in a hardtop version, the 1 Series M Coupe for 2012 features a host of performance and handling improvements over the BMW 135i model. Bumping engine power to 335 horsepower through the use of a twin-turbocharged 3-liter inline-6 engine, other 2012 BMW 1 Series M Coupe advancements include special exterior modifications, close-ratio 6-speed manual transmission and variable M differential lock. The high-performance 1 Series M Coupe delivers 0-62 miles per hour acceleration in 4.9 seconds.