2006 Audi A4 vs. 2003 Cadillac CTS
To start off, 2006 Audi A4 is newer by 3 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 2,597 cc (6 cylinders), 2003 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2003 Cadillac CTS (179 HP @ 6000 RPM) has 41 more horse power than 2006 Audi A4. (138 HP @ 4000 RPM) In normal driving conditions, 2003 Cadillac CTS should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac CTS weights approximately 90 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 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 2003 Cadillac CTS. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A4, 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 A4 (320 Nm @ 1750 RPM) has 75 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2006 Audi A4 | 2003 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | A4 | CTS |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2597 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 179 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 245 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Engine Bore Size | 81 mm | 83.3 mm |
| Engine Stroke Size | 95.5 mm | 79.6 mm |
| Engine Compression Ratio | 18.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| 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 | 1620 kg |
| Vehicle Length | 4550 mm | 4840 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Tank Capacity | 70 L | 64 L |
