Comparison Buick Regal II Coupe (facelift 1981) 3.8 V6 (248 Hp) Automatic & Buick LaCrosse III 3.6 V6 (310 Hp) Automatic
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| Brand: | Buick | Buick |
| Model: | Regal | LaCrosse |
| Generation: | Regal II Coupe (facelift 1981) | LaCrosse III |
| Engine / modification: | 3.8 V6 (248 Hp) Automatic | 3.6 V6 (310 Hp) Automatic |
| Production start: | 1981 year | 2017 year |
| Production end: | 1987 year | 2019 year |
| Coupe type: | Coupe | Sedan |
| Num. of Doors: | 2 | 4 |
| Num. of seats: | 5 | 5 |
| Fuel consumption / economy - urban: | 13.8 l/100 km | 11.2 l/100 km |
| Fuel consumption / economy - extra urban: | 9.4 l/100 km | 7.8 l/100 km |
| Fuel consumption / economy - combined: | 11.8 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.44 | |
| Fuel tank volume: | 68 l | 60 l |
| Power: | 248 hp | 310 hp |
| Max power in: | 4400 rpm. | 6800 rpm. |
| Maximum speed: | 200 km/h | |
| Torque: | 481 Nm @ 2000 rpm. | 363 Nm @ 5200 rpm. |
| Model Engine: | LC2 | LGX |
| Engine position: | Front, longitudinal | Front, transverse |
| Engine displacement: | 3791 cm3 | 3649 cm3 |
| Engine oil capacity: | 4.7 l | 5.7 l |
| Coolant: | 11.5 l | 9.0 l |
| Fuel System: | Multi-point injection | Direct injection |
| Aspiration / Turbine: | Turbocharger / Intercooler | |
| Position of cylinders: | V engine | V engine |
| Valvetrain: | OHV | VVT |
| Number of cylinders: | 6 | 6 |
| Number of valves per cylinder: | 2 | 4 |
| Compression ratio: | 8 | |
| Piston Stroke: | 86.36 mm | |
| Cylinder Bore: | 96.52 mm | |
| Wheel Drive: | Rear wheel drive | Front wheel drive |
| Number of Gears (automatic transmission): | 4 Hydramatic | 9 |
| Length: | 5095 mm | 5016 mm |
| Width: | 1819 mm | 1867 mm |
| Height: | 1387 mm | 1460 mm |
| Wheelbase: | 2746 mm | 2906 mm |
| Front track: | 1486 mm | 1598 mm |
| Rear (Back) track: | 1468 mm | 1603 mm |
| Minimum volume of Luggage (trunk): | 459 l | 425 l |
| Front suspension: | Independent, spring | Independent type McPherson |
| Rear suspension: | Suspension De-Dion | Multi-link independent |
| Front brakes: | Ventilated discs | Disc |
| Rear brakes: | Drum | Disc |
| Kerb Weight: | 1530 kg | |
| ABS: | yes | |
| Steering type: | Cone worm with recirculation balls | |
| Minimum turning circle (turning diameter): | 12.8 m | 11.6 m |
| Tire size: | 215/65 R15 | 235/50 R18 |
| Wheel rims size: | R15 | R18 |