2006 Opel Signum vs. 2010 BMW 118
To start off, 2010 BMW 118 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 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2010 BMW 118 (177 HP @ 4000 RPM) has 2 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM) In normal driving conditions, 2010 BMW 118 should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 275 kg more than 2010 BMW 118.
Because 2010 BMW 118 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 2010 BMW 118. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Opel Signum (370 Nm @ 1900 RPM) has 20 more torque (in Nm) than 2010 BMW 118. (350 Nm @ 1750 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW 118.
Compare all specifications:
| 2006 Opel Signum | 2010 BMW 118 | |
| Make | Opel | BMW |
| Model | Signum | 118 |
| Year Released | 2006 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 177 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 370 Nm | 350 Nm |
| Torque RPM | 1900 RPM | 1750 RPM |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 9.4 seconds | 9 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1395 kg |
| Vehicle Length | 4640 mm | 4360 mm |
| Vehicle Width | 1800 mm | 1748 mm |
| Vehicle Height | 1470 mm | 1423 mm |
| Wheelbase Size | 2840 mm | 2660 mm |
| Fuel Consumption Overall | 7.6 L/100km | 4.5 L/100km |
| Fuel Tank Capacity | 60 L | 51 L |
