2007 Alpina B5 vs. 2009 Cadillac XLR
To start off, 2009 Cadillac XLR is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alpina B5. In addition, the cost of maintenance, including insurance, on 2007 Alpina B5 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 171 more horse power than 2009 Cadillac XLR. (322 HP @ 6450 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2009 Cadillac XLR.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2007 Alpina B5 (700 Nm @ 4250 RPM) has 277 more torque (in Nm) than 2009 Cadillac XLR. (423 Nm @ 4400 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac XLR.
Compare all specifications:
| 2007 Alpina B5 | 2009 Cadillac XLR | |
| Make | Alpina | Cadillac |
| Model | B5 | XLR |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4565 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 322 HP |
| Engine RPM | 5500 RPM | 6450 RPM |
| Torque | 700 Nm | 423 Nm |
| Torque RPM | 4250 RPM | 4400 RPM |
| Engine Bore Size | 92 mm | 93 mm |
| Engine Stroke Size | 82.7 mm | 84 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 314 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 5.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1722 kg | 1722 kg |
| Vehicle Length | 4850 mm | 4520 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1290 mm |
| Wheelbase Size | 2890 mm | 2690 mm |
| Fuel Consumption Overall | 12.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
