2003 BMW 520 vs. 1987 Ford Sierra
To start off, 2003 BMW 520 is newer by 16 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 2,171 cc (6 cylinders), 2003 BMW 520 is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP @ 6100 RPM) has 78 more horse power than 1987 Ford Sierra. (89 HP @ 5400 RPM). In normal driving conditions, 2003 BMW 520 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 610 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, 2003 BMW 520 (210 Nm @ 3500 RPM) has 70 more torque (in Nm) than 1987 Ford Sierra. (140 Nm @ 3500 RPM). This means 2003 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2003 BMW 520 has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 520 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 520 | 1987 Ford Sierra | |
| Make | BMW | Ford |
| Model | 520 | Sierra |
| Year Released | 2003 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 167 HP | 89 HP |
| Engine RPM | 6100 RPM | 5400 RPM |
| Torque | 210 Nm | 140 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1700 kg | 1090 kg |
| Vehicle Length | 4810 mm | 4430 mm |
| Vehicle Width | 1810 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2730 mm | 2620 mm |
