2004 Mazda 2 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mazda 2. In addition, the cost of maintenance, including insurance, on 2004 Mazda 2 would be higher. At 1,908 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (173 HP @ 5500 RPM) has 99 more horse power than 2004 Mazda 2. (74 HP @ 6000 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2004 Mazda 2. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 510 kg more than 2004 Mazda 2. 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 Opel Signum (265 Nm @ 2500 RPM) has 154 more torque (in Nm) than 2004 Mazda 2. (111 Nm @ 4000 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 2.
Compare all specifications:
| 2004 Mazda 2 | 2005 Opel Signum | |
| Make | Mazda | Opel |
| Model | 2 | Signum |
| Year Released | 2004 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1242 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 74 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 111 Nm | 265 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 71.9 mm | 86 mm |
| Engine Stroke Size | 76.5 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1050 kg | 1560 kg |
| Vehicle Length | 3930 mm | 4640 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1550 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2620 mm |
| Fuel Tank Capacity | 45 L | 60 L |
