2006 Audi S4 vs. 2003 Cadillac XLR
To start off, 2006 Audi S4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Cadillac XLR. In addition, the cost of maintenance, including insurance, on 2003 Cadillac XLR would be higher. At 4,572 cc (8 cylinders), 2003 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 29 more horse power than 2003 Cadillac XLR. (311 HP @ 6000 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2003 Cadillac XLR. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 95 kg more than 2003 Cadillac XLR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Cadillac XLR. In wet, icy, snow, or gravel driving conditions, 2006 Audi S4 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, 2003 Cadillac XLR (420 Nm @ 4400 RPM) has 10 more torque (in Nm) than 2006 Audi S4. (410 Nm @ 3500 RPM). This means 2003 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4.
Compare all specifications:
| 2006 Audi S4 | 2003 Cadillac XLR | |
| Make | Audi | Cadillac |
| Model | S4 | XLR |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4572 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 311 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 410 Nm | 420 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1735 kg | 1640 kg |
| Vehicle Length | 4580 mm | 4520 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2690 mm |
| Fuel Tank Capacity | 63 L | 64 L |
