2005 BMW 525 vs. 2009 Mercedes-Benz S
To start off, 2009 Mercedes-Benz S is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (518 HP @ 6800 RPM) has 329 more horse power than 2005 BMW 525. (189 HP @ 6000 RPM) In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 304 kg more than 2009 Mercedes-Benz S.
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, 2009 Mercedes-Benz S (631 Nm @ 5200 RPM) has 386 more torque (in Nm) than 2005 BMW 525. (245 Nm @ 3500 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525. 2009 Mercedes-Benz S has automatic transmission and 2005 BMW 525 has manual transmission. 2005 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 525 | 2009 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | S |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 6208 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 518 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 245 Nm | 631 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1326 kg |
| Vehicle Length | 4850 mm | 5210 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1500 mm | 1480 mm |
| Wheelbase Size | 2730 mm | 3170 mm |
| Fuel Consumption | 6.8 L/100km | 13.8 L/100km |
| Fuel Consumption City | 12.5 L/100km | 21.4 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
