2004 BMW 745 vs. 2006 Mercedes-Benz SL
To start off, 2006 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW 745. In addition, the cost of maintenance, including insurance, on 2004 BMW 745 would be higher. At 5,441 cc (8 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (494 HP @ 6100 RPM) has 172 more horse power than 2004 BMW 745. (322 HP @ 7400 RPM) In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 2004 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 745 weights approximately 240 kg more than 2006 Mercedes-Benz SL.
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, 2006 Mercedes-Benz SL (700 Nm) has 253 more torque (in Nm) than 2004 BMW 745. (447 Nm). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 745.
Compare all specifications:
| 2004 BMW 745 | 2006 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | 745 | SL |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 5441 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 322 HP | 494 HP |
| Engine RPM | 7400 RPM | 6100 RPM |
| Torque | 447 Nm | 700 Nm |
| Engine Bore Size | 92 mm | 97 mm |
| Engine Stroke Size | 83 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2025 kg | 1785 kg |
| Vehicle Length | 5180 mm | 4540 mm |
| Vehicle Width | 1910 mm | 1820 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 3140 mm | 2570 mm |
| Fuel Consumption | 9.1 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 88 L | 80 L |
