2006 BMW 525 vs. 1999 Mercedes-Benz SL
To start off, 2006 BMW 525 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 1999 Mercedes-Benz SL would be higher. At 2,799 cc (6 cylinders), 1999 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 1999 Mercedes-Benz SL (190 HP @ 5500 RPM) has 15 more horse power than 2006 BMW 525. (175 HP @ 4000 RPM) In normal driving conditions, 1999 Mercedes-Benz SL should accelerate faster than 2006 BMW 525.
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 BMW 525 (400 Nm @ 2000 RPM) has 129 more torque (in Nm) than 1999 Mercedes-Benz SL. (271 Nm @ 3750 RPM). This means 2006 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1999 Mercedes-Benz SL. 1999 Mercedes-Benz SL has automatic transmission and 2006 BMW 525 has manual transmission. 2006 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 525 | 1999 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | SL |
| Year Released | 2006 | 1999 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2799 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 190 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 400 Nm | 271 Nm |
| Torque RPM | 2000 RPM | 3750 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4850 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2730 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 80 L |
