1999 AC Cobra vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 5 year(s). Which means there will be less support and parts availability for 1999 AC Cobra. In addition, the cost of maintenance, including insurance, on 1999 AC Cobra would be higher. At 4,942 cc (8 cylinders), 1999 AC Cobra is equipped with a bigger engine. In terms of performance, 1999 AC Cobra (365 HP @ 5750 RPM) has 192 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 1999 AC Cobra should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 535 kg more than 1999 AC Cobra.
Because 1999 AC Cobra 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 1999 AC Cobra. 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, 1999 AC Cobra (579 Nm @ 4500 RPM) has 314 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 1999 AC Cobra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 1999 AC Cobra | 2004 Opel Signum | |
| Make | AC | Opel |
| Model | Cobra | Signum |
| Year Released | 1999 | 2004 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 365 HP | 173 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Torque | 579 Nm | 265 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1025 kg | 1560 kg |
| Vehicle Length | 4210 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1210 mm | 1470 mm |
| Wheelbase Size | 2300 mm | 2840 mm |
| Fuel Tank Capacity | 90 L | 60 L |
