2007 Opel Signum vs. 1985 Porsche 924
To start off, 2007 Opel Signum is newer by 22 year(s). Which means there will be less support and parts availability for 1985 Porsche 924. In addition, the cost of maintenance, including insurance, on 1985 Porsche 924 would be higher. At 3,173 cc (6 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (208 HP @ 6200 RPM) has 58 more horse power than 1985 Porsche 924. (150 HP @ 5800 RPM). In normal driving conditions, 2007 Opel Signum should accelerate faster than 1985 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 393 kg more than 1985 Porsche 924. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Porsche 924 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 1985 Porsche 924. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Opel Signum (300 Nm @ 4000 RPM) has 105 more torque (in Nm) than 1985 Porsche 924. (195 Nm @ 3000 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1985 Porsche 924.
Compare all specifications:
| 2007 Opel Signum | 1985 Porsche 924 | |
| Make | Opel | Porsche |
| Model | Signum | 924 |
| Year Released | 2007 | 1985 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3173 cc | 2478 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 208 HP | 150 HP |
| Engine RPM | 6200 RPM | 5800 RPM |
| Torque | 300 Nm | 195 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 87.5 mm | 100 mm |
| Engine Stroke Size | 88 mm | 78.9 mm |
| Engine Compression Ratio | 10.0:1 | 9.7:1 |
| Top Speed | 237 km/hour | 219 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1217 kg |
| Vehicle Length | 4640 mm | 4220 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1280 mm |
| Wheelbase Size | 2840 mm | 2410 mm |
