2007 BMW Z4 vs. 2000 Opel Speedster
To start off, 2007 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 2000 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2000 Opel Speedster would be higher. At 2,494 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (189 HP @ 6000 RPM) has 44 more horse power than 2000 Opel Speedster. (145 HP @ 5800 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2000 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 315 kg more than 2000 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2007 BMW Z4 (245 Nm @ 3500 RPM) has 42 more torque (in Nm) than 2000 Opel Speedster. (203 Nm @ 4000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2000 Opel Speedster.
Compare all specifications:
| 2007 BMW Z4 | 2000 Opel Speedster | |
| Make | BMW | Opel |
| Model | Z4 | Speedster |
| Year Released | 2007 | 2000 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2494 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 145 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 245 Nm | 203 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 75 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 235 km/hour | 217 km/hour |
| Acceleration 0-100mph | 7 seconds | 6.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1260 kg | 945 kg |
| Vehicle Length | 4100 mm | 3800 mm |
| Vehicle Width | 1790 mm | 1710 mm |
| Vehicle Height | 1310 mm | 1120 mm |
| Wheelbase Size | 2500 mm | 2340 mm |
| Fuel Consumption Overall | 9.1 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 55 L | 36 L |
