2010 Infiniti M vs. 2006 Opel Signum
To start off, 2010 Infiniti M is newer by 4 year(s). Which means there will be less support and parts availability for 2006 Opel Signum. In addition, the cost of maintenance, including insurance, on 2006 Opel Signum would be higher. At 3,498 cc (6 cylinders), 2010 Infiniti M is equipped with a bigger engine. In terms of performance, 2010 Infiniti M (303 HP @ 6800 RPM) has 150 more horse power than 2006 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2010 Infiniti M should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2010 Infiniti M weights approximately 187 kg more than 2006 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2010 Infiniti M 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, 2010 Infiniti M (355 Nm @ 4800 RPM) has 135 more torque (in Nm) than 2006 Opel Signum. (220 Nm @ 3800 RPM). This means 2010 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum.
Compare all specifications:
| 2010 Infiniti M | 2006 Opel Signum | |
| Make | Infiniti | Opel |
| Model | M | Signum |
| Year Released | 2010 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 303 HP | 153 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 355 Nm | 220 Nm |
| Torque RPM | 4800 RPM | 3800 RPM |
| Engine Bore Size | 95.5 mm | 86 mm |
| Engine Stroke Size | 81.4 mm | 94.6 mm |
| Engine Compression Ratio | 10.3:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1722 kg | 1535 kg |
| Vehicle Length | 4940 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1530 mm | 1470 mm |
| Wheelbase Size | 2910 mm | 2840 mm |
| Fuel Consumption Highway | 10.7 L/100km | 7.4 L/100km |
| Fuel Consumption City | 14.7 L/100km | 12.6 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
