2008 Morgan Aero 8 vs. 2003 Opel Signum
To start off, 2008 Morgan Aero 8 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,398 cc (8 cylinders), 2008 Morgan Aero 8 is equipped with a bigger engine. In terms of performance, 2008 Morgan Aero 8 (282 HP @ 5500 RPM) has 130 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM). In normal driving conditions, 2008 Morgan Aero 8 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 345 kg more than 2008 Morgan Aero 8.
Because 2008 Morgan Aero 8 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 2008 Morgan Aero 8. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2008 Morgan Aero 8 (430 Nm @ 3700 RPM) has 210 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2008 Morgan Aero 8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2003 Opel Signum has automatic transmission and 2008 Morgan Aero 8 has manual transmission. 2008 Morgan Aero 8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Morgan Aero 8 | 2003 Opel Signum | |
| Make | Morgan | Opel |
| Model | Aero 8 | Signum |
| Year Released | 2008 | 2003 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2171 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 152 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 430 Nm | 220 Nm |
| Torque RPM | 3700 RPM | 3800 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 94.6 mm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Top Speed | 250 km/hour | 206 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 11 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1220 kg | 1565 kg |
| Vehicle Length | 4100 mm | 4640 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1100 mm | 1470 mm |
| Wheelbase Size | 2540 mm | 2840 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
