2008 BMW Z4 vs. 2003 Opel Signum
To start off, 2008 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,996 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (328 HP @ 7900 RPM) has 203 more horse power than 2003 Opel Signum. (125 HP @ 6000 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 75 kg more than 2008 BMW Z4.
Because 2008 BMW Z4 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 2008 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2008 BMW Z4 (315 Nm @ 2750 RPM) has 148 more torque (in Nm) than 2003 Opel Signum. (167 Nm @ 3800 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
2008 BMW Z4 | 2003 Opel Signum | |
Make | BMW | Opel |
Model | Z4 | Signum |
Year Released | 2008 | 2003 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 2996 cc | 1796 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 328 HP | 125 HP |
Engine RPM | 7900 RPM | 6000 RPM |
Torque | 315 Nm | 167 Nm |
Torque RPM | 2750 RPM | 3800 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1310 kg | 1385 kg |
Vehicle Length | 4100 mm | 4640 mm |
Vehicle Width | 1790 mm | 1800 mm |
Vehicle Height | 1310 mm | 1470 mm |
Wheelbase Size | 2500 mm | 2500 mm |
Fuel Consumption Overall | 9.5 L/100km | 7.5 L/100km |
Fuel Tank Capacity | 55 L | 58 L |