1989 Ford Sierra vs. 1973 Opel Admiral
To start off, 1989 Ford Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1973 Opel Admiral. In addition, the cost of maintenance, including insurance, on 1973 Opel Admiral would be higher. At 2,784 cc (6 cylinders), 1973 Opel Admiral is equipped with a bigger engine. In terms of performance, 1973 Opel Admiral (142 HP @ 5200 RPM) has 68 more horse power than 1989 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 1973 Opel Admiral should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1973 Opel Admiral weights approximately 460 kg more than 1989 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, 1973 Opel Admiral (227 Nm @ 3600 RPM) has 104 more torque (in Nm) than 1989 Ford Sierra. (123 Nm @ 2900 RPM). This means 1973 Opel Admiral will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 1989 Ford Sierra | 1973 Opel Admiral | |
| Make | Ford | Opel |
| Model | Sierra | Admiral |
| Year Released | 1989 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2784 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 142 HP |
| Engine RPM | 4900 RPM | 5200 RPM |
| Torque | 123 Nm | 227 Nm |
| Torque RPM | 2900 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1015 kg | 1475 kg |
| Vehicle Length | 4430 mm | 4910 mm |
| Vehicle Width | 1700 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1460 mm |
| Wheelbase Size | 2620 mm | 2850 mm |
