2008 Audi S8 vs. 2003 Cadillac CTS
To start off, 2008 Audi S8 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS would be higher. At 5,204 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (450 HP @ 7000 RPM) has 271 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM). In normal driving conditions, 2008 Audi S8 should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac CTS weights approximately 460 kg more than 2008 Audi S8.
Because 2008 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Cadillac CTS. In wet, icy, snow, or gravel driving conditions, 2008 Audi S8 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, 2008 Audi S8 (540 Nm @ 3500 RPM) has 295 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2008 Audi S8 | 2003 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | S8 | CTS |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2597 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 179 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 540 Nm | 245 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1620 kg |
| Vehicle Length | 5070 mm | 4840 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 2890 mm |
| Fuel Tank Capacity | 90 L | 64 L |
