2003 Opel Signum vs. 2011 Mazda BT-50
To start off, 2011 Mazda BT-50 is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,498 cc (4 cylinders), 2011 Mazda BT-50 is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (144 HP @ 6000 RPM) has 36 more horse power than 2011 Mazda BT-50. (108 HP @ 3500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2011 Mazda BT-50. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 731 kg more than 2011 Mazda BT-50. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Mazda BT-50 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2011 Mazda BT-50 will offer significantly more control. 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, 2011 Mazda BT-50 (257 Nm @ 2000 RPM) has 17 more torque (in Nm) than 2003 Opel Signum. (240 Nm @ 3800 RPM). This means 2011 Mazda BT-50 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2011 Mazda BT-50 | |
| Make | Opel | Mazda |
| Model | Signum | BT-50 |
| Year Released | 2003 | 2011 |
| Body Type | Hatchback | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 2498 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 144 HP | 108 HP |
| Engine RPM | 6000 RPM | 3500 RPM |
| Torque | 240 Nm | 257 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 93 mm |
| Engine Stroke Size | 94.6 mm | 92 mm |
| Engine Compression Ratio | 12.0:1 | 19.8:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1686 kg | 955 kg |
| Vehicle Height | 1470 mm | 1810 mm |
| Wheelbase Size | 2640 mm | 3010 mm |
| Fuel Consumption Overall | 5.2 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 58 L | 50 L |
