2009 Infiniti G37 vs. 2007 Opel Signum
To start off, 2009 Infiniti G37 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 3,696 cc (6 cylinders), 2009 Infiniti G37 is equipped with a bigger engine. In terms of performance, 2009 Infiniti G37 (328 HP @ 7000 RPM) has 180 more horse power than 2007 Opel Signum. (148 HP @ 4000 RPM). In normal driving conditions, 2009 Infiniti G37 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti G37 weights approximately 507 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Infiniti G37 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Infiniti G37. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Infiniti G37 (365 Nm @ 5200 RPM) has 50 more torque (in Nm) than 2007 Opel Signum. (315 Nm @ 2000 RPM). This means 2009 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2009 Infiniti G37 | 2007 Opel Signum | |
| Make | Infiniti | Opel |
| Model | G37 | Signum |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3696 cc | 1909 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 328 HP | 148 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 365 Nm | 315 Nm |
| Torque RPM | 5200 RPM | 2000 RPM |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2120 kg | 1613 kg |
| Vehicle Length | 4760 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2840 mm |
| Fuel Consumption Highway | 9.4 L/100km | 5.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 7.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
