1984 Ford Sierra vs. 2011 BMW Z4
To start off, 2011 BMW Z4 is newer by 27 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 3,000 cc (6 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (255 HP @ 6600 RPM) has 166 more horse power than 1984 Ford Sierra. (89 HP @ 5400 RPM) In normal driving conditions, 2011 BMW Z4 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW Z4 weights approximately 465 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, 2011 BMW Z4 (298 Nm @ 2600 RPM) has 154 more torque (in Nm) than 1984 Ford Sierra. (144 Nm @ 3500 RPM). This means 2011 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2011 BMW Z4 | |
| Make | Ford | BMW |
| Model | Sierra | Z4 |
| Year Released | 1984 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 255 HP |
| Engine RPM | 5400 RPM | 6600 RPM |
| Torque | 144 Nm | 298 Nm |
| Torque RPM | 3500 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1010 kg | 1475 kg |
| Vehicle Length | 4400 mm | 4239 mm |
| Vehicle Width | 1680 mm | 1791 mm |
| Vehicle Height | 1370 mm | 1290 mm |
| Wheelbase Size | 2620 mm | 2497 mm |
