1985 Aston Martin V8 Zagato vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1985 Aston Martin V8 Zagato. In addition, the cost of maintenance, including insurance, on 1985 Aston Martin V8 Zagato would be higher. At 5,339 cc (8 cylinders), 1985 Aston Martin V8 Zagato is equipped with a bigger engine. In terms of performance, 1985 Aston Martin V8 Zagato (432 HP @ 6000 RPM) has 259 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 1985 Aston Martin V8 Zagato should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1985 Aston Martin V8 Zagato weights approximately 30 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Aston Martin V8 Zagato 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 Aston Martin V8 Zagato. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1985 Aston Martin V8 Zagato (536 Nm @ 5100 RPM) has 271 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 1985 Aston Martin V8 Zagato will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 1985 Aston Martin V8 Zagato | 2004 Opel Signum | |
| Make | Aston Martin | Opel |
| Model | V8 Zagato | Signum |
| Year Released | 1985 | 2004 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5339 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 432 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 536 Nm | 265 Nm |
| Torque RPM | 5100 RPM | 2500 RPM |
| Engine Bore Size | 100 mm | 86 mm |
| Engine Stroke Size | 85 mm | 86 mm |
| Engine Compression Ratio | 10.2:1 | 9.5:1 |
| Top Speed | 300 km/hour | 220 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1590 kg | 1560 kg |
| Vehicle Length | 4290 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
| Fuel Tank Capacity | 104 L | 60 L |
