2007 BMW Z4 vs. 2001 Opel Signum
To start off, 2007 BMW Z4 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 2,171 cc (4 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (148 HP @ 6200 RPM) has 23 more horse power than 2001 Opel Signum. (125 HP @ 3250 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 315 kg more than 2007 BMW Z4.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2001 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, 2001 Opel Signum (280 Nm @ 1500 RPM) has 80 more torque (in Nm) than 2007 BMW Z4. (200 Nm @ 3600 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
2007 BMW Z4 | 2001 Opel Signum | |
Make | BMW | Opel |
Model | Z4 | Signum |
Year Released | 2007 | 2001 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 1993 cc | 2171 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 125 HP |
Engine RPM | 6200 RPM | 3250 RPM |
Torque | 200 Nm | 280 Nm |
Torque RPM | 3600 RPM | 1500 RPM |
Engine Compression Ratio | 10.5:1 | 18.5:1 |
Fuel Type | Gasoline | Diesel |
Top Speed | 220 km/hour | 201 km/hour |
Acceleration 0-100mph | 8.2 seconds | 11.2 seconds |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1295 kg | 1610 kg |
Vehicle Length | 4100 mm | 4640 mm |
Vehicle Width | 1310 mm | 1800 mm |
Vehicle Height | 1790 mm | 1470 mm |
Wheelbase Size | 2500 mm | 2840 mm |
Fuel Consumption Overall | 7.5 L/100km | 6.5 L/100km |
Fuel Tank Capacity | 55 L | 60 L |