2003 Alpina B7 vs. 2009 Mercedes-Benz SLK
To start off, 2009 Mercedes-Benz SLK is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 137 more horse power than 2009 Mercedes-Benz SLK. (355 HP @ 5750 RPM). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2009 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 760 kg more than 2009 Mercedes-Benz SLK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Alpina B7 (700 Nm @ 3000 RPM) has 190 more torque (in Nm) than 2009 Mercedes-Benz SLK. (510 Nm @ 4000 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz SLK.
Compare all specifications:
| 2003 Alpina B7 | 2009 Mercedes-Benz SLK | |
| Make | Alpina | Mercedes-Benz |
| Model | B7 | SLK |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 492 HP | 355 HP |
| Engine RPM | 5500 RPM | 5750 RPM |
| Torque | 700 Nm | 510 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 97 mm |
| Engine Stroke Size | 82.7 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2000 kg | 1240 kg |
| Vehicle Length | 5040 mm | 4110 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1290 mm |
| Wheelbase Size | 3000 mm | 2440 mm |
| Fuel Consumption Overall | 11.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 88 L | 70 L |
