2008 Audi A8 vs. 2009 Cadillac XLR
To start off, 2009 Cadillac XLR is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A8. In addition, the cost of maintenance, including insurance, on 2008 Audi A8 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2009 Cadillac XLR (321 HP @ 6400 RPM) has 91 more horse power than 2008 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 2009 Cadillac XLR should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 195 kg more than 2009 Cadillac XLR.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac XLR. In wet, icy, snow, or gravel driving conditions, 2008 Audi A8 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 A8 (450 Nm @ 1400 RPM) has 30 more torque (in Nm) than 2009 Cadillac XLR. (420 Nm @ 4400 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac XLR.
Compare all specifications:
| 2008 Audi A8 | 2009 Cadillac XLR | |
| Make | Audi | Cadillac |
| Model | A8 | XLR |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 321 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 450 Nm | 420 Nm |
| Torque RPM | 1400 RPM | 4400 RPM |
| Engine Compression Ratio | 17.0:1 | 3.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1830 kg | 1635 kg |
| Vehicle Length | 5190 mm | 4520 mm |
| Vehicle Width | 1900 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1290 mm |
| Wheelbase Size | 3080 mm | 2690 mm |
| Fuel Consumption Overall | 8.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 68 L |
