2009 Cadillac XLR vs. 2007 Audi S4
To start off, 2009 Cadillac XLR is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (339 HP @ 7000 RPM) has 17 more horse power than 2009 Cadillac XLR. (322 HP @ 6450 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 2009 Cadillac XLR. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 13 kg more than 2009 Cadillac XLR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S4 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, 2007 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, 2009 Cadillac XLR (423 Nm @ 4400 RPM) has 13 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2009 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2009 Cadillac XLR | 2007 Audi S4 | |
| Make | Cadillac | Audi |
| Model | XLR | S4 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 322 HP | 339 HP |
| Engine RPM | 6450 RPM | 7000 RPM |
| Torque | 423 Nm | 410 Nm |
| Torque RPM | 4400 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 84.5 mm |
| Engine Stroke Size | 84 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 5.9 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1722 kg | 1735 kg |
| Vehicle Length | 4520 mm | 4580 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1290 mm | 1420 mm |
| Wheelbase Size | 2690 mm | 2660 mm |
| Fuel Consumption Overall | 12.4 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 68 L | 63 L |
