2009 Audi A8 vs. 2013 Porsche Cayman
To start off, 2013 Porsche Cayman is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 4,134 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayman (325 HP @ 7400 RPM) has 3 more horse power than 2009 Audi A8. (322 HP @ 3750 RPM) In normal driving conditions, 2013 Porsche Cayman should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 650 kg more than 2013 Porsche Cayman.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2013 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi A8 (650 Nm @ 1600 RPM) has 280 more torque (in Nm) than 2013 Porsche Cayman. (370 Nm @ 4750 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 Porsche Cayman. 2009 Audi A8 has automatic transmission and 2013 Porsche Cayman has manual transmission. 2013 Porsche Cayman will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 2013 Porsche Cayman | |
| Make | Audi | Porsche |
| Model | A8 | Cayman |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4134 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 325 HP |
| Engine RPM | 3750 RPM | 7400 RPM |
| Torque | 650 Nm | 370 Nm |
| Torque RPM | 1600 RPM | 4750 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 95.5 mm | 77 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 250 km/hour | 282 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1945 kg | 1295 kg |
| Vehicle Length | 5070 mm | 4347 mm |
| Vehicle Width | 1900 mm | 1801 mm |
| Vehicle Height | 1450 mm | 1285 mm |
| Wheelbase Size | 2950 mm | 2415 mm |
