2006 Opel Signum vs. 2011 Mercedes-Benz GL
To start off, 2011 Mercedes-Benz GL is newer by 5 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 3,000 cc (6 cylinders), 2011 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz GL (210 HP @ 3400 RPM) has 90 more horse power than 2006 Opel Signum. (120 HP @ 6000 RPM) In normal driving conditions, 2011 Mercedes-Benz GL should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz GL weights approximately 1020 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 2011 Mercedes-Benz GL is all wheel drive (AWD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2011 Mercedes-Benz GL 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 Mercedes-Benz GL (542 Nm @ 1600 RPM) has 374 more torque (in Nm) than 2006 Opel Signum. (168 Nm @ 3800 RPM). This means 2011 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum. 2011 Mercedes-Benz GL has automatic transmission and 2006 Opel Signum has manual transmission. 2006 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Signum | 2011 Mercedes-Benz GL | |
| Make | Opel | Mercedes-Benz |
| Model | Signum | GL |
| Year Released | 2006 | 2011 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 210 HP |
| Engine RPM | 6000 RPM | 3400 RPM |
| Torque | 168 Nm | 542 Nm |
| Torque RPM | 3800 RPM | 1600 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1480 kg | 2500 kg |
| Vehicle Length | 4640 mm | 5098 mm |
| Vehicle Width | 1800 mm | 1989 mm |
| Vehicle Height | 1470 mm | 1839 mm |
| Wheelbase Size | 2840 mm | 3076 mm |
| Fuel Tank Capacity | 60 L | 100 L |
