1984 Ford Sierra vs. 2002 BMW Z3
To start off, 2002 BMW Z3 is newer by 18 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, 2002 BMW Z3 (190 HP @ 6000 RPM) has 30 more horse power than 1984 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2002 BMW Z3 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z3 weights approximately 135 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, 2002 BMW Z3 (237 Nm @ 3500 RPM) has 21 more torque (in Nm) than 1984 Ford Sierra. (216 Nm @ 4300 RPM). This means 2002 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2002 BMW Z3 | |
| Make | Ford | BMW |
| Model | Sierra | Z3 |
| Year Released | 1984 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2489 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 190 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 216 Nm | 237 Nm |
| Torque RPM | 4300 RPM | 3500 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 68.5 mm | 74.9 mm |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1180 kg | 1315 kg |
| Vehicle Length | 4430 mm | 4060 mm |
| Vehicle Width | 1730 mm | 1750 mm |
| Vehicle Height | 1370 mm | 1300 mm |
| Wheelbase Size | 2610 mm | 2450 mm |
