2003 Alpina Z4 Roadster S 0-60, quarter mile, specs
| 0-60 mph | 4.8 seconds |
| 0-100 kph | 5.1 seconds |
| Quarter mile | 14.2 s @ 112 mph |
| Top speed | 265 kph / 165 mph |
| Price | $60,000 |
| Curb weight | 1416 kilograms (3122 pounds) |
| Year introduced | 2003 |
| Displacement | 3400 cubic centimeters (3.4 liters / 207 cubic inches) |
| Maximum power | 300 metric horsepower (296 brake horsepower / 221 kilowatts) |
| Maximum torque | 362 Newton-meters (267 pound-feet) |
| Engine location | front-mounted |
| Drive | rear wheel drive |
Alpina Z4 Roadster S 0-60 and acceleration in miles per hour
| 0-10 mph | 0.7 s |
| 0-20 mph | 1.3 s |
| 0-30 mph | 1.9 s |
| 0-40 mph | 2.6 s |
| 0-50 mph | 3.6 s |
| 0-60 mph | 4.8 s |
| 0-70 mph | 6.5 s |
| 0-80 mph | 8.8 s |
| 0-90 mph | 11.4 s |
| 0-100 mph | 14.0 s |
| 0-110 mph | 16.4 s |
| 0-120 mph | 18.2 s |
Alpina Z4 Roadster S quarter mile and acceleration in feet
| 300 feet | 5.8 s @ 68 mph |
| 1/8 mile | 9.4 s @ 91 mph |
| 1000 feet | 12.1 s @ 104 mph |
| Quarter mile | 14.2 s @ 112 mph |
| 2000 feet | 18.2 s @ 123 mph |
Alpina Z4 Roadster S acceleration times in kilometers per hour
| 0-10 kph | 0.5 s |
| 0-20 kph | 0.9 s |
| 0-30 kph | 1.3 s |
| 0-40 kph | 1.6 s |
| 0-50 kph | 2.0 s |
| 0-60 kph | 2.4 s |
| 0-70 kph | 2.9 s |
| 0-80 kph | 3.5 s |
| 0-90 kph | 4.2 s |
| 0-100 kph | 5.1 s |
| 0-110 kph | 6.2 s |
| 0-120 kph | 7.5 s |
| 0-130 kph | 9.0 s |
| 0-140 kph | 10.6 s |
| 0-150 kph | 12.3 s |
| 0-160 kph | 13.9 s |
| 0-170 kph | 15.4 s |
| 0-180 kph | 16.8 s |
| 0-190 kph | 17.9 s |
| 0-200 kph | 18.8 s |
Alpina Z4 Roadster S distance acceleration in meters
| 100 meters | 6.1 s @ 113 kph |
| 200 meters | 9.3 s @ 147 kph |
| 300 meters | 11.9 s @ 167 kph |
| 400 meters | 14.2 s @ 180 kph |
| 500 meters | 16.1 s @ 189 kph |
| 600 meters | 18.0 s @ 197 kph |
