2003 Opel Signum vs. 2012 Acura MDX
To start off, 2012 Acura MDX is newer by 9 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 3,700 cc (6 cylinders), 2012 Acura MDX is equipped with a bigger engine. In terms of performance, 2012 Acura MDX (300 HP @ 6300 RPM) has 91 more horse power than 2003 Opel Signum. (209 HP @ 6200 RPM) In normal driving conditions, 2012 Acura MDX should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2012 Acura MDX weights approximately 519 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Acura MDX is all wheel drive (AWD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2012 Acura MDX 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, 2012 Acura MDX (366 Nm @ 4500 RPM) has 66 more torque (in Nm) than 2003 Opel Signum. (300 Nm @ 4000 RPM). This means 2012 Acura MDX will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2012 Acura MDX | |
| Make | Opel | Acura |
| Model | Signum | MDX |
| Year Released | 2003 | 2012 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 209 HP | 300 HP |
| Engine RPM | 6200 RPM | 6300 RPM |
| Torque | 300 Nm | 366 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1545 kg | 2064 kg |
| Vehicle Length | 4640 mm | 4867 mm |
| Vehicle Width | 1800 mm | 1994 mm |
| Vehicle Height | 1470 mm | 1732 mm |
| Wheelbase Size | 2840 mm | 2751 mm |
| Fuel Tank Capacity | 60 L | 79 L |
