2008 Audi A8 vs. 2005 Cadillac STS
To start off, 2008 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 3,562 cc (6 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (252 HP @ 6500 RPM) has 45 more horse power than 2008 Audi A8. (207 HP @ 5500 RPM) In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 100 kg more than 2008 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2008 Audi A8, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Cadillac STS (342 Nm @ 3200 RPM) has 62 more torque (in Nm) than 2008 Audi A8. (280 Nm @ 3000 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A8.
Compare all specifications:
| 2008 Audi A8 | 2005 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A8 | STS |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2772 cc | 3562 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 207 HP | 252 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 280 Nm | 342 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Engine Bore Size | 84.5 mm | 94 mm |
| Engine Stroke Size | 82.4 mm | 86 mm |
| Engine Compression Ratio | 12.5:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 8 seconds | 7.4 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1690 kg | 1790 kg |
| Vehicle Length | 5070 mm | 4990 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2690 mm |
| Fuel Consumption Overall | 8.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 90 L | 95 L |
