2007 Mercedes-Benz G vs. 2004 Opel Signum
To start off, 2007 Mercedes-Benz G is newer by 3 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 4,966 cc (8 cylinders), 2007 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz G (292 HP @ 5500 RPM) has 119 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2007 Mercedes-Benz G should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz G weights approximately 815 kg more than 2004 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz G 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, 2007 Mercedes-Benz G (456 Nm @ 2800 RPM) has 191 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2007 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2007 Mercedes-Benz G has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz G will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz G | 2004 Opel Signum | |
| Make | Mercedes-Benz | Opel |
| Model | G | Signum |
| Year Released | 2007 | 2004 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4966 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 292 HP | 173 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 456 Nm | 265 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Engine Bore Size | 97 mm | 86 mm |
| Engine Stroke Size | 84 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 190 km/hour | 220 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 2375 kg | 1560 kg |
| Vehicle Length | 4230 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1940 mm | 1470 mm |
| Wheelbase Size | 2410 mm | 2840 mm |
| Fuel Consumption Overall | 16.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 96 L | 60 L |
