2005 BMW X5 vs. 1986 Mercedes-Benz S
To start off, 2005 BMW X5 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1986 Mercedes-Benz S would be higher. At 2,962 cc (6 cylinders), 1986 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 30 more horse power than 1986 Mercedes-Benz S. (185 HP @ 5700 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1986 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 620 kg more than 1986 Mercedes-Benz S. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1986 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 will offer significantly more control. 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 BMW X5 (520 Nm @ 2000 RPM) has 260 more torque (in Nm) than 1986 Mercedes-Benz S. (260 Nm @ 4400 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1986 Mercedes-Benz S.
Compare all specifications:
| 2005 BMW X5 | 1986 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | X5 | S |
| Year Released | 2005 | 1986 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 2962 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 185 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 520 Nm | 260 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 1550 kg |
| Vehicle Length | 4670 mm | 5030 mm |
| Vehicle Width | 1880 mm | 1830 mm |
| Vehicle Height | 1720 mm | 1440 mm |
| Wheelbase Size | 2830 mm | 2950 mm |
