2005 Opel Astra vs. 2001 BMW Z3
To start off, 2005 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2001 BMW Z3. In addition, the cost of maintenance, including insurance, on 2001 BMW Z3 would be higher. At 2,171 cc (6 cylinders), 2001 BMW Z3 is equipped with a bigger engine. In terms of performance, 2001 BMW Z3 (167 HP @ 6100 RPM) has 67 more horse power than 2005 Opel Astra. (100 HP @ 4300 RPM) In normal driving conditions, 2001 BMW Z3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW Z3 weights approximately 41 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 2001 BMW Z3 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 2001 BMW Z3. 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 (230 Nm @ 1950 RPM) has 20 more torque (in Nm) than 2001 BMW Z3. (210 Nm @ 3500 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z3. 2001 BMW Z3 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW Z3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Astra | 2001 BMW Z3 | |
| Make | Opel | BMW |
| Model | Astra | Z3 |
| Year Released | 2005 | 2001 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 167 HP |
| Engine RPM | 4300 RPM | 6100 RPM |
| Torque | 230 Nm | 210 Nm |
| Torque RPM | 1950 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 90 mm | 72 mm |
| Engine Compression Ratio | 18.5:1 | 10.8:1 |
| Top Speed | 188 km/hour | 220 km/hour |
| Acceleration 0-100mph | 12 seconds | 8.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1345 kg | 1386 kg |
| Vehicle Length | 4120 mm | 4060 mm |
| Vehicle Width | 1720 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1300 mm |
| Wheelbase Size | 2610 mm | 2450 mm |
| Fuel Tank Capacity | 52 L | 51 L |
