2005 BMW Z4 vs. 2005 Opel Astra
To start off, both 2005 BMW Z4 and 2005 Opel Astra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,489 cc (6 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2005 BMW Z4 (184 HP @ 6100 RPM) has 86 more horse power than 2005 Opel Astra. (98 HP @ 4400 RPM). In normal driving conditions, 2005 BMW Z4 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 85 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, 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, 2005 Opel Astra (240 Nm @ 2300 RPM) has 3 more torque (in Nm) than 2005 BMW Z4. (237 Nm @ 3500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
2005 BMW Z4 | 2005 Opel Astra | |
Make | BMW | Opel |
Model | Z4 | Astra |
Year Released | 2005 | 2005 |
Body Type | Convertible | Hatchback |
Engine Position | Front | Front |
Engine Size | 2489 cc | 1248 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 184 HP | 98 HP |
Engine RPM | 6100 RPM | 4400 RPM |
Torque | 237 Nm | 240 Nm |
Torque RPM | 3500 RPM | 2300 RPM |
Engine Bore Size | 84 mm | 69.6 mm |
Engine Stroke Size | 75 mm | 82 mm |
Engine Compression Ratio | 10.5:1 | 18.4:1 |
Top Speed | 235 km/hour | 174 km/hour |
Acceleration 0-100mph | 7 seconds | 13.6 seconds |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 3 doors |
Vehicle Weight | 1395 kg | 1310 kg |
Vehicle Length | 4100 mm | 4300 mm |
Vehicle Width | 1790 mm | 1760 mm |
Vehicle Height | 1310 mm | 1440 mm |
Wheelbase Size | 2500 mm | 2520 mm |
Fuel Consumption Highway | 8.4 L/100km | 4.2 L/100km |
Fuel Consumption City | 11.8 L/100km | 6.4 L/100km |
Fuel Consumption Overall | 9 L/100km | 5 L/100km |
Fuel Tank Capacity | 55 L | 52 L |