2003 BMW 520 vs. 1984 Ford Sierra
To start off, 2003 BMW 520 is newer by 19 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 2,792 cc (6 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP @ 6100 RPM) has 7 more horse power than 1984 Ford Sierra. (160 HP @ 5700 RPM). In normal driving conditions, 2003 BMW 520 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 490 kg more than 1984 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, 1984 Ford Sierra (216 Nm @ 4300 RPM) has 6 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 1984 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2003 BMW 520 | 1984 Ford Sierra | |
| Make | BMW | Ford |
| Model | 520 | Sierra |
| Year Released | 2003 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2170 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 167 HP | 160 HP |
| Engine RPM | 6100 RPM | 5700 RPM |
| Torque | 210 Nm | 216 Nm |
| Torque RPM | 3500 RPM | 4300 RPM |
| Engine Bore Size | 80 mm | 93.1 mm |
| Engine Stroke Size | 72 mm | 68.5 mm |
| Engine Compression Ratio | 10.7:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1670 kg | 1180 kg |
| Vehicle Length | 4810 mm | 4430 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2890 mm | 2610 mm |
