1989 Ford Sierra vs. 1992 Opel Vectra
To start off, 1992 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 1989 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1989 Ford Sierra would be higher. At 1,998 cc (4 cylinders), 1992 Opel Vectra is equipped with a bigger engine. In terms of performance, 1992 Opel Vectra (201 HP @ 5600 RPM) has 100 more horse power than 1989 Ford Sierra. (101 HP @ 5200 RPM) In normal driving conditions, 1992 Opel Vectra should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Vectra weights approximately 299 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.
Because 1992 Opel Vectra is four wheel drive (4WD), it will have significant more traction and grip than 1989 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 1992 Opel Vectra will offer significantly more control. 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, 1992 Opel Vectra (281 Nm @ 2400 RPM) has 128 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 1992 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 1989 Ford Sierra | 1992 Opel Vectra | |
| Make | Ford | Opel |
| Model | Sierra | Vectra |
| Year Released | 1989 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 201 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 153 Nm | 281 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Bore Size | 90.8 mm | 86 mm |
| Engine Stroke Size | 77 mm | 86 mm |
| Top Speed | 187 km/hour | 240 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1146 kg | 1445 kg |
| Vehicle Length | 4430 mm | 4440 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2830 mm | 2670 mm |
| Fuel Tank Capacity | 55 L | 75 L |
