2003 BMW Z4 vs. 2003 Opel Signum
To start off, both 2003 BMW Z4 and 2003 Opel Signum were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,175 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 BMW Z4 (227 HP @ 6000 RPM) has 18 more horse power than 2003 Opel Signum. (209 HP @ 6200 RPM). In normal driving conditions, 2003 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 255 kg more than 2003 BMW Z4.
Because 2003 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 2003 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, 2003 Opel Signum (300 Nm @ 4000 RPM) has 9 more torque (in Nm) than 2003 BMW Z4. (291 Nm @ 3500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW Z4.
Compare all specifications:
2003 BMW Z4 | 2003 Opel Signum | |
Make | BMW | Opel |
Model | Z4 | Signum |
Year Released | 2003 | 2003 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 2999 cc | 3175 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 227 HP | 209 HP |
Engine RPM | 6000 RPM | 6200 RPM |
Torque | 291 Nm | 300 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Engine Bore Size | 84 mm | 87.5 mm |
Engine Stroke Size | 90 mm | 88 mm |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1290 kg | 1545 kg |
Vehicle Length | 4100 mm | 4640 mm |
Vehicle Width | 1790 mm | 1800 mm |
Vehicle Height | 1310 mm | 1470 mm |
Wheelbase Size | 2500 mm | 2840 mm |
Fuel Tank Capacity | 55 L | 60 L |