1987 Ford Sierra vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,958 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (204 HP @ 6250 RPM) has 29 more horse power than 2007 Opel Vectra. (175 HP @ 4000 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 363 kg more than 1987 Ford Sierra.
Because 1987 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Opel Vectra (370 Nm @ 1900 RPM) has 93 more torque (in Nm) than 1987 Ford Sierra. (277 Nm @ 4500 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2007 Opel Vectra | |
| Make | Ford | Opel |
| Model | Sierra | Vectra |
| Year Released | 1987 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 204 HP | 175 HP |
| Engine RPM | 6250 RPM | 4000 RPM |
| Torque | 277 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 1900 RPM |
| Engine Bore Size | 90.8 mm | 87.5 mm |
| Engine Stroke Size | 77 mm | 82 mm |
| Engine Compression Ratio | 8.0:1 | 18.5:1 |
| Top Speed | 240 km/hour | 226 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1613 kg |
| Vehicle Length | 4470 mm | 4600 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
