| Type | 2-door, 4-passenger full-size coupe |
| 2-door, 4-passenger full-size convertible | |
| Layout | Front engine/rear-wheel drive |
| Engine | 4.8-litre V8, DOHC, 32 valves |
| 5.0-litre V10, DOHC, 40 valves | |
| Horsepower | 360 @ 6300 rpm |
| 500 @ 7750 rpm | |
| Torque (lb-ft) | 360 @ 3400 rpm |
| 383 @ 6100 rpm | |
| Transmission | 6-speed manual (6/7-speed auto |
| optional) | |
| Tires 650i | P245/40R19 summer performance (front) |
| P275/35R19 summer performance (rear) | |
| Tires M6 | P255/40ZR19 summer performance (front) |
| P285/35ZR19 summer performance (rear) | |
| Curb weight 650i coupe | 1730 kg (3813 lbs) |
| Curb weight 650i cabriolet | 1940 kg (4276 lbs) |
| Curb weight M6 coupe | 1773 kg (3908 lbs) |
| Curb weight M6 cabriolet | 1995 kg (4398 lbs) |
| Wheelbase | 2780 mm (109.4 in.) |
| Wheelbase M6 | 2781 mm (109.4 in.) |
| Length | 4831 mm (190.1 in.) |
| Length M6 | 4871 mm (191.7 in.) |
| Width | 1855 mm (73.0 in.) |
| Height 650i coupe | 1374 mm (54.0 in.) |
| Height 650i cabriolet | 1373 mm (54.0 in.) |
| Height M6 coupe | 1372 mm (54.0 in.) |
| Height M6 cabriolet | 1377 mm (54.0 in.) |
| Cargo capacity | 450 litres (15.9 cu. ft.) (coupe) |
| 300 litres (10.6 cu. ft.) (cabriolet) | |
| Fuel consumption coupe M/T | City: 13.9 L/100 km (20 mpg Imp) |
| Hwy: 9.1 L/100 km (31 mpg Imp) | |
| Fuel consumption coupe A/T | City: 13.5 L/100 km (21 mpg Imp) |
| Hwy: 8.5 L/100 km (33 mpg Imp) | |
| Fuel consumption cab M/T | City: 15.0 L/100 km (19 mpg Imp) |
| Hwy: 9.6 L/100 km (29 mpg Imp) | |
| Fuel consumption cab A/T | City: 14.0 L/100 km (20 mpg Imp) |
| Hwy: 8.7 L/100 km (32 mpg Imp) | |
| Fuel consumption M6 coupe M/T | City: 19.9 L/100 km (14 mpg Imp) |
| Hwy: 11.9 L/100 km (24 mpg Imp) | |
| Fuel consumption M6 coupe A/T | City: 18.3 L/100 km (15 mpg Imp) |
| Hwy: 11.0 L/100 km (26 mpg Imp) | |
| Fuel consumption M6 cab M/T | City: 20.3 L/100 km (14 mpg Imp) |
| Hwy: 11.7 L/100 km (24 mpg Imp) | |
| Fuel consumption M6 cab A/T | City: 18.0 L/100 km (16 mpg Imp) |
| Hwy: 10.8 L/100 km (26 mpg Imp) | |
| Fuel type | Premium |
| Warranty | 4 yrs/80,000 km |
| Powertrain warranty | 4 yrs/80,000 km |
| Side airbags | Standard |
| Curtain airbags | Standard (Coupe) |
| N/A (Cabriolet) | |
| Anti-lock brakes | Standard |
| Traction control | Standard |
| Stability control | Standard |
| Assembly location | Dingolfing, Germany |

