2002 BMW Z4 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 5 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 2,494 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (193 HP @ 6000 RPM) has 55 more horse power than 2007 Opel Astra. (138 HP @ 5600 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW Z4 weights approximately 87 kg more than 2007 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, 2007 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 (245 Nm @ 3500 RPM) has 70 more torque (in Nm) than 2007 Opel Astra. (175 Nm @ 3800 RPM). This means 2002 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra. 2002 BMW Z4 has automatic transmission and 2007 Opel Astra has manual transmission. 2007 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
2002 BMW Z4 | 2007 Opel Astra | |
Make | BMW | Opel |
Model | Z4 | Astra |
Year Released | 2002 | 2007 |
Engine Position | Front | Front |
Engine Size | 2494 cc | 1796 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 193 HP | 138 HP |
Engine RPM | 6000 RPM | 5600 RPM |
Torque | 245 Nm | 175 Nm |
Torque RPM | 3500 RPM | 3800 RPM |
Engine Bore Size | 84 mm | 80.5 mm |
Engine Stroke Size | 75 mm | 88.2 mm |
Engine Compression Ratio | 10.5:1 | 10.5:1 |
Top Speed | 227 km/hour | 210 km/hour |
Acceleration 0-100mph | 7.8 seconds | 10.4 seconds |
Drive Type | Rear | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1365 kg | 1278 kg |
Vehicle Length | 4100 mm | 4300 mm |
Vehicle Width | 1790 mm | 1760 mm |
Vehicle Height | 1310 mm | 1440 mm |
Wheelbase Size | 2450 mm | 2620 mm |
Fuel Consumption Highway | 7.3 L/100km | 6.2 L/100km |
Fuel Consumption City | 13.5 L/100km | 11.3 L/100km |
Fuel Consumption Overall | 9.5 L/100km | 7.3 L/100km |
Fuel Tank Capacity | 55 L | 52 L |