2003 Alpina B3 vs. 2007 Mercedes-Benz SLR McLaren
To start off, 2007 Mercedes-Benz SLR McLaren is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 Alpina B3 would be higher. At 5,439 cc (8 cylinders), 2007 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLR McLaren (641 HP @ 6500 RPM) has 340 more horse power than 2003 Alpina B3. (301 HP @ 6300 RPM) In normal driving conditions, 2007 Mercedes-Benz SLR McLaren should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 226 kg more than 2007 Mercedes-Benz SLR McLaren.
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 Mercedes-Benz SLR McLaren (820 Nm @ 4000 RPM) has 458 more torque (in Nm) than 2003 Alpina B3. (362 Nm @ 4800 RPM). This means 2007 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 2007 Mercedes-Benz SLR McLaren | |
| Make | Alpina | Mercedes-Benz |
| Model | B3 | SLR McLaren |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 301 HP | 641 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 362 Nm | 820 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 97 mm |
| Engine Stroke Size | 93.1 mm | 92 mm |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 5.4 seconds | 3.9 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1724 kg |
| Vehicle Length | 4490 mm | 4660 mm |
| Vehicle Width | 1760 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1270 mm |
| Wheelbase Size | 2730 mm | 2710 mm |
| Fuel Consumption Overall | 10.9 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 63 L | 98 L |
