Comparison Buick Regal II Coupe 4.3 V8 (122 Hp) Automatic & Ferrari 458 Italia 4.5 V8 (570 Hp) Automatic & Rolls-Royce Wraith 6.6 V12 (632 Hp) Automatic
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| Brand: | Buick | Ferrari | Rolls-Royce |
| Model: | Regal | 458 | Wraith |
| Generation: | Regal II Coupe | 458 Italia | Wraith |
| Engine / modification: | 4.3 V8 (122 Hp) Automatic | 4.5 V8 (570 Hp) Automatic | 6.6 V12 (632 Hp) Automatic |
| Production start: | 1978 year | 2009 year | 2013 year |
| Production end: | 1987 year | ||
| Coupe type: | Coupe | Coupe | Coupe |
| Num. of Doors: | 2 | 2 | 2 |
| Num. of seats: | 5 | 4 | 4 |
| Fuel consumption / economy - urban: | 13.8 l/100 km | 21.8 l/100 km | |
| Fuel consumption / economy - extra urban: | 9.0 l/100 km | 9.9 l/100 km | |
| Fuel consumption / economy - combined: | 11.8 l/100 km | 13.3 l/100 km | 14.3 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.47 | ||
| Fuel tank volume: | 68 l | 83 l | |
| Emission standard: | EURO VI | EURO V | |
| CO2 emissions: | 98 g/km | 327 g/km | |
| Power: | 122 hp | 570 hp | 632 hp |
| Max power in: | 3600 rpm. | 9000 rpm. | 5600 rpm. |
| Maximum speed: | 195 km/h | 325 km/h | 250 km/h |
| Acceleration from 0 to 100 km/h: | 9.9 sec | 3.4 sec | 4.6 sec |
| Torque: | 285 Nm @ 1800 rpm. | 540 Nm/6000 rpm. | 800 Nm/1500-5500 rpm. |
| Engine position: | Front, longitudinal | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 4344 cm3 | 4497 cm3 | 6592 cm3 |
| Fuel System: | Carburettor | Direct injection | |
| Aspiration / Turbine: | Turbocharging | ||
| Position of cylinders: | V engine | V engine | V engine |
| Valvetrain: | DOHC, Ti-VCT | ||
| Number of cylinders: | 8 | 8 | 12 |
| Number of valves per cylinder: | 2 | 4 | |
| Compression ratio: | 8 | 12.5 | 10 |
| Piston Stroke: | 76.2 mm | 88.3 mm | |
| Cylinder Bore: | 95.25 mm | 89 mm | |
| Wheel Drive: | Front wheel drive | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 3 Hydramatic | 7 | 8 |
| Number of Gears (manual transmission): | 6 | ||
| Length: | 5080 mm | 4527 mm | 5285 mm |
| Width: | 1781 mm | 1937 mm | 1947 mm |
| Width with mirrors folded: | 1783 mm | ||
| Width including mirrors: | 1941 mm | ||
| Height: | 1356 mm | 1213 mm | 1507 mm |
| Wheelbase: | 2746 mm | 2650 mm | 3112 mm |
| Front track: | 1486 mm | 1622 mm | |
| Rear (Back) track: | 1468 mm | 1668 mm | |
| Minimum volume of Luggage (trunk): | 462 l | 470 l | |
| Maximum amount of Luggage (trunk): | 1093 l | ||
| Front suspension: | Independent, spring | ||
| Rear suspension: | Suspension De-Dion | ||
| Max weight: | 1630 kg | 2810 kg | |
| Front brakes: | Disc | Ventilated discs | Ventilated discs |
| Rear brakes: | Drum | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1530 kg | 1380 kg | 2360 kg |
| ABS: | yes | yes | yes |
| Steering type: | Cone worm with recirculation balls | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | Electric Steering | |
| Max. roof load: | 50 kg | ||
| Minimum turning circle (turning diameter): | 12.8 m | 12.7 m | |
| Tire size: | 195/75 R14 | 235/35 ZR 20; 295/35 ZR 20 | 255/45 R20; 285/40 R20 |
| Wheel rims size: | R14 | 8.5 J х 20; 10.5 J х 20 | 8.5J x 20; 9.5J x 20 |