| Drivetrain |
|---|
| Configuration | Longitudinal, front-engine, rear-wheel drive |
| Engine type | Turbocharged, direct-injected, inline-4, gasoline |
| Displacement (cc/cu-in) | 1,997/122 |
| Block/head material | Aluminum/aluminum |
| Valvetrain | DOHC, four valves per cylinder, variable intake + exhaust-valve timing |
| Compression ratio (x:1) | 10.3 |
| Horsepower (hp @ rpm) | 240 @ 5,000 |
| Torque (lb-ft @ rpm) | 258 @ 1,250 |
| Fuel type | Premium unleaded (required) |
| Transmission type | Eight-speed automatic with console shifter and steering-mounted paddles with sport/competition modes |
| Transmission ratios (x:1) | I = 4.71; II = 3.14; III = 2.11; IV = 1.67; V = 1.29; VI = 1.00; VII = 0.84; VIII = 0.67; R = 3.30 |
| Final-drive ratio (x:1) | 3.73 |
| Chassis |
|---|
| Suspension, front | Independent MacPherson struts, coil springs, driver-adjustable three-mode variable dampers, stabilizer bar |
| Suspension, rear | Independent multilink, coil springs, driver-adjustable three-mode variable dampers, stabilizer bar |
| Steering type | Electric-assist, speed-proportional, rack-and-pinion power steering |
| Steering ratio (x:1) | 14.4 |
| Tire make and model | Bridgestone Potenza RE 050A |
| Tire type | Summer, performance |
| Tire size, front | 225/40R18 (88W) |
| Tire size, rear | 255/35R18 (90W) |
| Wheel size, front | 18-by-8 inches |
| Wheel size, rear | 18-by-8.5 inches |
| Wheel material | Alloy |
| Brakes, front | 13-inch ventilated cast-iron discs with single-piston sliding calipers |
| Brakes, rear | 11.8-inch ventilated cast-iron discs with single-piston sliding calipers |
| Audio and Advanced Technology |
|---|
| Stereo description | AM/FM/CD/MP3/HD radio |
| iPod/digital media compatibility | Standard iPod via USB and Aux jacks |
| Satellite radio | Optional Sirius |
| Hard-drive music storage capacity (Gb) | Optional 12GB music storage capacity |
| Bluetooth phone connectivity | Standard |
| Navigation system | Optional hard drive with 8.8-inch display screen |
| Telematics (OnStar, etc.) | Optional BMW Assist |
| Smart entry/Start | Optional |
| Parking aids | Optional parking sonar |
| Blind-spot detection | Not available |
| Adaptive cruise control | Not available |
| Lane-departure monitoring | Not available |
| Collision warning/avoidance | Not available |
| Night Vision | Not available |
| Driver coaching display | Not available |
| Dimensions & Capacities |
|---|
| Curb weight, mfr. claim (lbs.) | 3,307 |
| Length (in.) | 166.9 |
| Width (in.) | 70.5 |
| Height (in.) | 50.8 |
| Wheelbase (in.) | 98.3 |
| Track, front (in.) | 59.5 |
| Track, rear (in.) | 61.4 |
| Turning circle (ft.) | 35.1 |
| Legroom, front (in.) | 42.2 |
| Headroom, front (in.) | 39.1 |
| Shoulder room, front (in.) | 53.3 |
| Seating capacity | 2 |
| Trunk volume (cu-ft) | 8 |
| GVWR (lbs.) | 3,924 |
| Payload, mfr. max claim (lbs.) | 562 |
| Convertible top material | Aluminum, glass rear window with defroster |
| Operation type | Power-operated top and latches, includes global window operation with integral tonneau cover |
| Operation time, lower/raise (sec.) | 20 |
| Operation lockout | Requires stationary vehicle |
