| Attribute |
Audi R8 Spyder (facelift 2012) 4.2 FSI V8 quattro S tronic × | 
Porsche 911 Cabriolet (996, facelift 2001) Carrera 4 3.6 AWD Tiptronic S × |
| General | | |
| Make | Audi | Porsche |
| Model | R8 | 911 |
| Generation | R8 Spyder (facelift 2012) | 911 Cabriolet (996, facelift 2001) |
| Modification | 4.2 FSI V8 quattro S tronic | Carrera 4 3.6 AWD Tiptronic S |
| Website | https://www.audi.com/ | https://www.porsche.com/ |
| Number of doors | 2 | 2 |
| Number of seats | 2 | 4 |
| Body type | Coupe | Cabriolet |
| Transmission | automatic s tronic | automatic tiptronic s |
| Number of gears | 7 | 5 |
| Production from (year) | 2012 | 2001 |
| Production to (year) | 2015 | 2004 |
| Performance | | |
| Top speed (km/h) | 300 | 280 |
| Acceleration 0-100 km/h (s) | 4.5 | 5.7 |
| City consumption (l/100km) | 19.6 | 18.1 |
| Extra-urban consumption (l/100km) | 8.6 | 8.7 |
| Combined consumption (l/100km) | 12.6 | 11.9 |
| CO2 emissions (g/km) | 294 | 289 |
| Emission standard | EURO V | - |
| Drive | | |
| Drive | All wheel drive (4x4) | All wheel drive (4x4) |
| Engine type | Fuel engine | - |
| Position of engine | Rear,ongitudinal | Rear,ongitudinal |
| Fuel | Petrol (Gasoline) | Petrol (Gasoline) |
| Max. power (hp) | 430 | 320 |
| Max. torque (Nm) | 430 | 370 |
| Fuel Engine | | |
| Number of cylinders | 8 | 6 |
| Cylinders arrangement | V engine | Boxer |
| Valves per cylinder | 4 | 4 |
| Engine displacement (cm³) | 4,163 | 3,596 |
| Compression ratio | 12.5 | 11.3 |
| Max. power @ rpm (rpm) | 7,900 | 6,800 |
| Max. torque @ rpm (rpm) | 4,500 | 4,250 |
| Cylinder bore (mm) | 84.5 | 96 |
| Piston stroke (mm) | 92.8 | 82.8 |
| Fuel system | Direct injection | Multi-point injection |
| Valve control | Dohc | Dohc |
| Catalyst | Regular | - |
| Fuel tank (l) | 80 | 64 |
| Chassis | | |
| ABS | + | + |
| Front wheel suspension | Independent, Spring McPherson, with stabilizer | Independent type McPherson |
| Rear wheel suspension | Independent, spring multi-link with stabilizer | Multi-link independent |
| Front suspension | Coil springs | - |
| Rear suspension | Coil springs | - |
| Front stabilizer | + | - |
| Rear stabilizer | + | - |
| Steering type | Steering rack | Steering rack |
| Power steering | Hydraulic Steering | Hydraulic Steering |
| Front brakes | Ventilated discs | Ventilated discs |
| Rear brakes | Ventilated discs | Ventilated discs |
| Tires size | | |
| Turning radius (m) | 11.8 | - |
| Dimensions | | |
| Length (mm) | 4,440 | 4,430 |
| Width (mm) | 1,904 | 1,770 |
| Height (mm) | 1,244 | 1,305 |
| Wheelbase (mm) | 2,650 | 2,350 |
| Kerb weight (kg) | 1,685 | 1,565 |
| Gross weight (kg) | 1,985 | 1,970 |
| Minimum boot space (l) | 100 | - |
| Maximum boot space (l) | - | 100 |
| Front track (mm) | 1,638 | 1,465 |
| Rear track (mm) | 1,595 | 1,500 |
| Drag coefficient (Cd) | 0.36 | - |