2009 BMW 525 vs. 2005 Mercedes-Benz S
To start off, 2009 BMW 525 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 5,506 cc (12 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (493 HP @ 4200 RPM) has 278 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 596 kg more than 2009 BMW 525. 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, 2005 Mercedes-Benz S (801 Nm) has 551 more torque (in Nm) than 2009 BMW 525. (250 Nm). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2009 BMW 525 | 2005 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | S |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5506 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 215 HP | 493 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 250 Nm | 801 Nm |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 78.8 mm | 87 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1495 kg | 2091 kg |
| Vehicle Length | 4850 mm | 5170 mm |
| Vehicle Width | 1470 mm | 1860 mm |
| Vehicle Height | 1850 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 3210 mm |
| Fuel Consumption Overall | 7.2 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
