1984 Ford Sierra vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 23 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 2,294 cc (6 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (120 HP @ 6000 RPM) has 6 more horse power than 1984 Ford Sierra. (114 HP @ 5300 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 260 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.
Because 1984 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 1984 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, 1984 Ford Sierra (176 Nm @ 3000 RPM) has 9 more torque (in Nm) than 2007 Opel Vectra. (167 Nm @ 3800 RPM). This means 1984 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra. 1984 Ford Sierra has automatic transmission and 2007 Opel Vectra has manual transmission. 2007 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1984 Ford Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 2007 Opel Vectra | |
| Make | Ford | Opel |
| Model | Sierra | Vectra |
| Year Released | 1984 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2294 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 114 HP | 120 HP |
| Engine RPM | 5300 RPM | 6000 RPM |
| Torque | 176 Nm | 167 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 90 mm | 80.5 mm |
| Engine Stroke Size | 60.1 mm | 88.2 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1115 kg | 1375 kg |
| Vehicle Length | 4420 mm | 4600 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2710 mm |
| Fuel Tank Capacity | 60 L | 61 L |
