2008 Audi S5 vs. 2003 Cadillac CTS
To start off, 2008 Audi S5 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 4,163 cc (8 cylinders), 2008 Audi S5 is equipped with a bigger engine. In terms of performance, 2008 Audi S5 (354 HP @ 6800 RPM) has 175 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM). In normal driving conditions, 2008 Audi S5 should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S5 weights approximately 145 kg more than 2003 Cadillac CTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Cadillac CTS. In wet, icy, snow, or gravel driving conditions, 2008 Audi S5 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 S5 (441 Nm @ 3500 RPM) has 196 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2008 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2008 Audi S5 | 2003 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | S5 | CTS |
| Year Released | 2008 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2597 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 354 HP | 179 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 441 Nm | 245 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84.5 mm | 83.3 mm |
| Engine Stroke Size | 92.8 mm | 79.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1620 kg |
| Vehicle Length | 4640 mm | 4840 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2890 mm |
| Fuel Tank Capacity | 63 L | 64 L |
