2005 Mercedes-Benz C vs. 2003 Vauxhall Signum
To start off, 2005 Mercedes-Benz C is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Signum. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Signum would be higher. At 3,498 cc (6 cylinders), 2005 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz C (268 HP @ 6000 RPM) has 93 more horse power than 2003 Vauxhall Signum. (175 HP @ 5500 RPM). In normal driving conditions, 2005 Mercedes-Benz C should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 90 kg more than 2003 Vauxhall Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz C 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 2005 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2003 Vauxhall 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, 2003 Vauxhall Signum (370 Nm @ 1900 RPM) has 20 more torque (in Nm) than 2005 Mercedes-Benz C. (350 Nm @ 2500 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2005 Mercedes-Benz C | 2003 Vauxhall Signum | |
| Make | Mercedes-Benz | Vauxhall |
| Model | C | Signum |
| Year Released | 2005 | 2003 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 175 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 350 Nm | 370 Nm |
| Torque RPM | 2500 RPM | 1900 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1540 kg | 1450 kg |
| Vehicle Length | 4350 mm | 4640 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
