Comparison Chevrolet Corvette Convertible (YY) 5.7 i V8 16V (345 Hp) Automatic & Porsche 911 Cabriolet (991 II) Carrera GTS 3.0 (450 Hp) PDK
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| Brand: | Chevrolet | Porsche |
| Model: | Corvette | 911 |
| Generation: | Corvette Convertible (YY) | 911 Cabriolet (991 II) |
| Engine / modification: | 5.7 i V8 16V (345 Hp) Automatic | Carrera GTS 3.0 (450 Hp) PDK |
| Production start: | 1999 year | 2017 year |
| Production end: | 2004 year | 2018 year |
| Coupe type: | Cabriolet | Cabriolet |
| Num. of Doors: | 2 | 2 |
| Num. of seats: | 2 | 2+2 |
| Fuel consumption / economy - urban: | 13.1 l/100 km | 10.8 l/100 km |
| Fuel consumption / economy - extra urban: | 8.4 l/100 km | 7.0 l/100 km |
| Fuel consumption / economy - combined: | 8.4 l/100 km | |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.32 | |
| Fuel tank volume: | 72 l | 64 l |
| Emission standard: | Euro 6 | |
| CO2 emissions: | 190 g/km | |
| Power: | 345 hp | 450 hp |
| Max power in: | 5600 rpm. | 6500 rpm. |
| Maximum speed: | 275 km/h | 308 km/h |
| Acceleration from 0 to 100 km/h: | 4.9 sec | 3.8 sec |
| Acceleration from 0 to 200 km/h: | 12.8 sec | |
| Torque: | 475 Nm/4400 rpm. | 550 Nm @ 2150−5000 rpm. |
| Model Engine: | MDC.JA | |
| Engine position: | Front, longitudinal | Rear, longitudinal |
| Engine displacement: | 5665 cm3 | 2981 cm3 |
| Engine oil capacity: | 8 l | |
| Fuel System: | Multi-point injection | Direct injection |
| Maximum engine speed: | 7500 rpm. | |
| Aspiration / Turbine: | BiTurbo | |
| Position of cylinders: | V engine | Boxer |
| Number of cylinders: | 8 | 6 |
| Number of valves per cylinder: | 2 | 4 |
| Compression ratio: | 10.1 | 10 |
| Piston Stroke: | 92 mm | 76.4 mm |
| Cylinder Bore: | 99 mm | 91 mm |
| Wheel Drive: | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 4 | 7 PDK |
| Length: | 4566 mm | 4528 mm |
| Width: | 1870 mm | 1852 mm |
| Width including mirrors: | 1978 mm | |
| Height: | 1211 mm | 1291 mm |
| Wheelbase: | 2656 mm | 2450 mm |
| Front track: | 1575 mm | 1539 mm |
| Rear (Back) track: | 1577 mm | 1544 mm |
| Minimum volume of Luggage (trunk): | 393 l | |
| Maximum amount of Luggage (trunk): | 285 l | |
| Front suspension: | Helical spring | Independent type McPherson |
| Rear suspension: | Helical spring | Multi-link independent |
| Max weight: | 1985 kg | |
| Front brakes: | Ventilated discs | Ventilated discs |
| Rear brakes: | Disc | Ventilated discs |
| Kerb Weight: | 1470 kg | 1540 kg |
| ABS: | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Hydraulic Steering | Electric Steering |
| Minimum turning circle (turning diameter): | 11.1 m | |
| Tire size: | 245/45; 275/40 R18 | 245/35 ZR 20; 305/30 ZR 20 |
| Wheel rims size: | 9J x 20; 12J x 20 |