2005 Mazda 6 vs. 2002 Opel Signum
To start off, 2005 Mazda 6 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 2,966 cc (6 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2005 Mazda 6 (220 HP @ 4000 RPM) has 67 more horse power than 2002 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2005 Mazda 6 should accelerate faster than 2002 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 6 weights approximately 33 kg more than 2002 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Mazda 6 (260 Nm) has 10 more torque (in Nm) than 2002 Opel Signum. (250 Nm). This means 2005 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Signum.
Compare all specifications:
| 2005 Mazda 6 | 2002 Opel Signum | |
| Make | Mazda | Opel |
| Model | 6 | Signum |
| Year Released | 2005 | 2002 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 2172 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 220 HP | 153 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 260 Nm | 250 Nm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1518 kg | 1485 kg |
| Vehicle Length | 4750 mm | 4640 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2710 mm |
| Fuel Tank Capacity | 68 L | 60 L |
