2004 Opel Signum vs. 2011 Mazda 3
To start off, 2011 Mazda 3 is newer by 7 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,500 cc (4 cylinders), 2011 Mazda 3 is equipped with a bigger engine. In terms of performance, 2011 Mazda 3 (167 HP @ 6000 RPM) has 19 more horse power than 2004 Opel Signum. (148 HP @ 4000 RPM) In normal driving conditions, 2011 Mazda 3 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 220 kg more than 2011 Mazda 3.
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, 2004 Opel Signum (326 Nm @ 2000 RPM) has 98 more torque (in Nm) than 2011 Mazda 3. (228 Nm @ 4000 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2011 Mazda 3.
Compare all specifications:
| 2004 Opel Signum | 2011 Mazda 3 | |
| Make | Opel | Mazda |
| Model | Signum | 3 |
| Year Released | 2004 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 167 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 326 Nm | 228 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1390 kg |
| Vehicle Length | 4640 mm | 4506 mm |
| Vehicle Width | 1800 mm | 1755 mm |
| Vehicle Height | 1470 mm | 1471 mm |
| Wheelbase Size | 2840 mm | 2639 mm |
| Fuel Consumption | 5.1 L/100km | 8.4 L/100km |
| Fuel Consumption City | 7.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
