1987 Alfa Romeo Graduate vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Alfa Romeo Graduate. In addition, the cost of maintenance, including insurance, on 1987 Alfa Romeo Graduate 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) has 9 more horse power than 1987 Alfa Romeo Graduate. (115 HP) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1987 Alfa Romeo Graduate. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 360 kg more than 1987 Alfa Romeo Graduate. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Alfa Romeo Graduate 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 Alfa Romeo Graduate. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Opel Signum (280 Nm) has 117 more torque (in Nm) than 1987 Alfa Romeo Graduate. (163 Nm). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo Graduate.
Compare all specifications:
| 1987 Alfa Romeo Graduate | 2005 Opel Signum | |
| Make | Alfa Romeo | Opel |
| Model | Graduate | Signum |
| Year Released | 1987 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1966 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 124 HP |
| Torque | 163 Nm | 280 Nm |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 88.4 mm | 98 mm |
| Engine Compression Ratio | 9.0:1 | 18.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1610 kg |
| Vehicle Length | 4290 mm | 4640 mm |
| Vehicle Width | 1630 mm | 1800 mm |
| Vehicle Height | 1250 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2710 mm |
| Fuel Tank Capacity | 49 L | 60 L |
