2008 BMW X5 vs. 1987 Ford Sierra
To start off, 2008 BMW X5 is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,993 cc (6 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (228 HP @ 4000 RPM) has 124 more horse power than 1987 Ford Sierra. (104 HP @ 5200 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1044 kg more than 1987 Ford Sierra. 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, 2008 BMW X5 (481 Nm @ 2000 RPM) has 321 more torque (in Nm) than 1987 Ford Sierra. (160 Nm @ 4000 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2008 BMW X5 | 1987 Ford Sierra | |
| Make | BMW | Ford |
| Model | X5 | Sierra |
| Year Released | 2008 | 1987 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 104 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 481 Nm | 160 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 90.8 mm |
| Engine Stroke Size | 88 mm | 77 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2099 kg | 1055 kg |
| Vehicle Length | 4870 mm | 4500 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2620 mm |
