2003 BMW Z8 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 9 year(s). Which means there will be less support and parts availability for 2003 BMW Z8. In addition, the cost of maintenance, including insurance, on 2003 BMW Z8 would be higher. At 4,939 cc (8 cylinders), 2003 BMW Z8 is equipped with a bigger engine. In terms of performance, 2003 BMW Z8 (400 HP @ 6600 RPM) has 277 more horse power than 2012 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 2003 BMW Z8 should accelerate faster than 2012 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW Z8 weights approximately 187 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 2003 BMW Z8 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 Z8. 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, 2003 BMW Z8 (500 Nm @ 3800 RPM) has 220 more torque (in Nm) than 2012 Opel Astra. (280 Nm @ 2000 RPM). This means 2003 BMW Z8 will have an easier job in driving up hills or pulling heavy equipment than 2012 Opel Astra. 2012 Opel Astra has automatic transmission and 2003 BMW Z8 has manual transmission. 2003 BMW Z8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW Z8 | 2012 Opel Astra | |
| Make | BMW | Opel |
| Model | Z8 | Astra |
| Year Released | 2003 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4939 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 400 HP | 123 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 500 Nm | 280 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Bore Size | 94 mm | 82 mm |
| Engine Stroke Size | 89 mm | 90.4 mm |
| Engine Compression Ratio | 11.0:1 | 17.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 191 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 10.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1398 kg |
| Vehicle Length | 4410 mm | 4260 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
| Fuel Consumption Overall | 14.5 L/100km | 6 L/100km |
| Fuel Tank Capacity | 73 L | 52 L |
