Comparison Buick LaCrosse II 3.0 V6 (255 Hp) Automatic & BMW 8 Series Convertible (G14, facelift 2022) M850i (530 Hp) xDrive Steptronic Sport
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| Brand: | Buick | BMW |
| Model: | LaCrosse | 8 Series |
| Generation: | LaCrosse II | 8 Series Convertible (G14, facelift 2022) |
| Engine / modification: | 3.0 V6 (255 Hp) Automatic | M850i (530 Hp) xDrive Steptronic Sport |
| Production start: | 2009 year | 2022 year |
| Production end: | 2010 year | |
| Coupe type: | Sedan | Cabriolet |
| Powertrain Architecture: | Internal Combustion engine | Internal Combustion engine |
| Num. of Doors: | 4 | 2 |
| Num. of seats: | 5 | 4 |
| Fuel consumption / economy - urban: | 13.8 l/100 km | |
| Fuel consumption / economy - extra urban: | 8.7 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Fuel tank volume: | 70.5 l | 68 l |
| Combined fuel consumption (WLTP): | 10.7-11 l/100 km | |
| Emission standard: | Euro 6d | |
| Power: | 255 hp | 530 hp |
| Max power in: | 6900 rpm. | 5500-6000 rpm. |
| Maximum speed: | 250 , Electronically limited km/h | |
| Acceleration from 0 to 100 km/h: | 4.1 sec | |
| CO2 emissions (WLTP): | 243-249 g/km | |
| Torque: | 294 Nm @ 5100 rpm. | 750 Nm @ 1800-4600 rpm. |
| Model Engine: | N63B44D | |
| Engine position: | Front, longitudinal | |
| Engine displacement: | 2994 cm3 | 4395 cm3 |
| Engine oil capacity: | 5.7 l | 10.5 l |
| Coolant: | 9.4 l | 10 l |
| Fuel System: | Direct injection | |
| Aspiration / Turbine: | Naturally aspirated engine | BiTurbo |
| Position of cylinders: | V engine | |
| Valvetrain: | DOHC, VVT | |
| Number of cylinders: | 6 | 8 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 11.7 | 10.5 |
| Piston Stroke: | 80.2 mm | 88.3 mm |
| Cylinder Bore: | 89 mm | 89 mm |
| Wheel Drive: | Front wheel drive | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 8 Steptronic Sport | |
| Length: | 5003 mm | 4851 mm |
| Width: | 1858 mm | 1902 mm |
| Width including mirrors: | 2137 mm | |
| Height: | 1503 mm | 1345 mm |
| Wheelbase: | 2837 mm | 2822 mm |
| Front track: | 1567 mm | 1627 mm |
| Rear (Back) track: | 1576 mm | 1642 mm |
| Front overhang: | 953 mm | |
| Rear overhang: | 1076 mm | |
| Minimum volume of Luggage (trunk): | 280-350 l | |
| Maximum amount of Luggage (trunk): | 376 l | |
| Front suspension: | Double wishbone | |
| Rear suspension: | Multi-link independent | |
| Max weight: | 2515 kg | |
| Front brakes: | Ventilated discs | |
| Rear brakes: | Ventilated discs | |
| Kerb Weight: | 1791-1822 kg | 2050 kg |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | |
| Minimum turning circle (turning diameter): | 11.75 m | 11.9 m |
| Permitted trailer load with brakes (12%): | 454 kg | |
| Tire size: | 245/50 R17; 245/45 R18 | 245/35 R20; 275/30 R20 |
| Wheel rims size: | 8J x 20; 9J x 20 |