1990 Ford Sierra vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 12 year(s). Which means there will be less support and parts availability for 1990 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1990 Ford Sierra would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 134 more horse power than 1990 Ford Sierra. (74 HP @ 5300 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1990 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 600 kg more than 1990 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 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 1990 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2002 Opel Signum, 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 178 more torque (in Nm) than 1990 Ford Sierra. (122 Nm @ 2900 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1990 Ford Sierra. 2002 Opel Signum has automatic transmission and 1990 Ford Sierra has manual transmission. 1990 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Ford Sierra | 2002 Opel Signum | |
| Make | Ford | Opel |
| Model | Sierra | Signum |
| Year Released | 1990 | 2002 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 208 HP |
| Engine RPM | 5300 RPM | 6200 RPM |
| Torque | 122 Nm | 300 Nm |
| Torque RPM | 2900 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1010 kg | 1610 kg |
| Vehicle Length | 4500 mm | 4640 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
