2012 Opel Astra vs. 2010 BMW Z4
To start off, 2012 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2010 BMW Z4. In addition, the cost of maintenance, including insurance, on 2010 BMW Z4 would be higher. At 1,998 cc (4 cylinders), 2012 Opel Astra is equipped with a bigger engine. In terms of performance, 2010 BMW Z4 (244 HP @ 5000 RPM) has 47 more horse power than 2012 Opel Astra. (197 HP @ 5400 RPM) In normal driving conditions, 2010 BMW Z4 should accelerate faster than 2012 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW Z4 weights approximately 104 kg more than 2012 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 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 2010 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2012 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, 2010 BMW Z4 (350 Nm @ 1500 RPM) has 88 more torque (in Nm) than 2012 Opel Astra. (262 Nm @ 4200 RPM). This means 2010 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2012 Opel Astra.
Compare all specifications:
| 2012 Opel Astra | 2010 BMW Z4 | |
| Make | Opel | BMW |
| Model | Astra | Z4 |
| Year Released | 2012 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 244 HP |
| Engine RPM | 5400 RPM | 5000 RPM |
| Torque | 262 Nm | 350 Nm |
| Torque RPM | 4200 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 8.2 seconds | 5.7 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1386 kg | 1490 kg |
| Vehicle Length | 4480 mm | 4239 mm |
| Vehicle Width | 2030 mm | 1791 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 2620 mm | 2497 mm |
| Fuel Consumption Overall | 7.7 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 52 L | 55 L |
