2009 Audi R8 vs. 2003 Cadillac XLR
To start off, 2009 Audi R8 is newer by 6 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 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 207 more horse power than 2003 Cadillac XLR. (311 HP @ 6000 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2003 Cadillac XLR. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac XLR weights approximately 60 kg more than 2009 Audi R8.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Cadillac XLR. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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, 2009 Audi R8 (530 Nm @ 6500 RPM) has 110 more torque (in Nm) than 2003 Cadillac XLR. (420 Nm @ 4400 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac XLR.
Compare all specifications:
| 2009 Audi R8 | 2003 Cadillac XLR | |
| Make | Audi | Cadillac |
| Model | R8 | XLR |
| Year Released | 2009 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Middle | Front |
| Engine Size | 5204 cc | 4572 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 518 HP | 311 HP |
| Engine RPM | 8000 RPM | 6000 RPM |
| Torque | 530 Nm | 420 Nm |
| Torque RPM | 6500 RPM | 4400 RPM |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 316 km/hour | 245 km/hour |
| Acceleration 0-100mph | 3.9 seconds | 5.9 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1580 kg | 1640 kg |
| Vehicle Length | 4440 mm | 4520 mm |
| Vehicle Width | 1940 mm | 1840 mm |
| Vehicle Height | 1260 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2690 mm |
| Fuel Tank Capacity | 75 L | 64 L |
