2002 BMW Z4 vs. 2003 Opel Astra
To start off, 2003 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (227 HP @ 5900 RPM) has 145 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 1 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 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 2002 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2002 BMW Z4 (300 Nm @ 3500 RPM) has 115 more torque (in Nm) than 2003 Opel Astra. (185 Nm @ 1500 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
2002 BMW Z4 | 2003 Opel Astra | |
Make | BMW | Opel |
Model | Z4 | Astra |
Year Released | 2002 | 2003 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2996 cc | 1998 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 227 HP | 82 HP |
Engine RPM | 5900 RPM | 4400 RPM |
Torque | 300 Nm | 185 Nm |
Torque RPM | 3500 RPM | 1500 RPM |
Engine Bore Size | 84 mm | 84 mm |
Engine Stroke Size | 89.6 mm | 90 mm |
Engine Compression Ratio | 10.2:1 | 18.5:1 |
Top Speed | 244 km/hour | 170 km/hour |
Acceleration 0-100mph | 6.2 seconds | 15.5 seconds |
Drive Type | Rear | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1386 kg | 1385 kg |
Vehicle Length | 4100 mm | 4260 mm |
Vehicle Width | 1790 mm | 1700 mm |
Vehicle Height | 1310 mm | 1430 mm |
Wheelbase Size | 2500 mm | 2620 mm |
Fuel Tank Capacity | 55 L | 52 L |