2005 Opel Signum vs. 1984 Subaru Rex
To start off, 2005 Opel Signum is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Subaru Rex. In addition, the cost of maintenance, including insurance, on 1984 Subaru Rex would be higher. At 2,171 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (124 HP @ 3250 RPM) has 93 more horse power than 1984 Subaru Rex. (31 HP @ 6000 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 1984 Subaru Rex. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 1052 kg more than 1984 Subaru Rex. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2005 Opel Signum (280 Nm @ 1500 RPM) has 237 more torque (in Nm) than 1984 Subaru Rex. (43 Nm @ 3500 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1984 Subaru Rex.
Compare all specifications:
| 2005 Opel Signum | 1984 Subaru Rex | |
| Make | Opel | Subaru |
| Model | Signum | Rex |
| Year Released | 2005 | 1984 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 544 cc |
| Engine Cylinders | 4 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 124 HP | 31 HP |
| Engine RPM | 3250 RPM | 6000 RPM |
| Torque | 280 Nm | 43 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 76 mm |
| Engine Stroke Size | 98 mm | 60 mm |
| Engine Compression Ratio | 18.5:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1610 kg | 558 kg |
| Vehicle Length | 4640 mm | 3250 mm |
| Vehicle Width | 1800 mm | 1400 mm |
| Vehicle Height | 1470 mm | 1360 mm |
| Wheelbase Size | 2710 mm | 2260 mm |
