2006 Audi S4 vs. 2008 Cadillac CTS
To start off, 2008 Cadillac CTS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 33 more horse power than 2008 Cadillac CTS. (307 HP @ 6400 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2008 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac CTS weights approximately 264 kg more than 2006 Audi S4.
Because 2008 Cadillac CTS 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 2008 Cadillac CTS. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi S4, 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 36 more torque (in Nm) than 2008 Cadillac CTS. (374 Nm @ 5200 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac CTS.
Compare all specifications:
| 2006 Audi S4 | 2008 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | S4 | CTS |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3564 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 307 HP |
| Engine RPM | 7000 RPM | 6400 RPM |
| Torque | 410 Nm | 374 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Engine Bore Size | 84.6 mm | 94 mm |
| Engine Stroke Size | 93 mm | 85.6 mm |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1794 kg |
| Vehicle Length | 4590 mm | 4870 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 63 L | 68 L |
