2003 Opel Speedster vs. 2011 BMW 125
To start off, 2011 BMW 125 is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2003 Opel Speedster would be higher. At 2,996 cc (6 cylinders), 2011 BMW 125 is equipped with a bigger engine. In terms of performance, 2011 BMW 125 (215 HP @ 6100 RPM) has 18 more horse power than 2003 Opel Speedster. (197 HP @ 5500 RPM) In normal driving conditions, 2011 BMW 125 should accelerate faster than 2003 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 125 weights approximately 580 kg more than 2003 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, 2011 BMW 125 (271 Nm @ 2500 RPM) has 21 more torque (in Nm) than 2003 Opel Speedster. (250 Nm @ 1950 RPM). This means 2011 BMW 125 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster. 2011 BMW 125 has automatic transmission and 2003 Opel Speedster has manual transmission. 2003 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW 125 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Speedster | 2011 BMW 125 | |
| Make | Opel | BMW |
| Model | Speedster | 125 |
| Year Released | 2003 | 2011 |
| Body Type | Convertible | Convertible |
| Engine Position | Middle | Front |
| Engine Size | 1993 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 215 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 250 Nm | 271 Nm |
| Torque RPM | 1950 RPM | 2500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 243 km/hour | 238 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 6.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1005 kg | 1585 kg |
| Vehicle Length | 3790 mm | 4370 mm |
| Vehicle Width | 1710 mm | 1750 mm |
| Vehicle Height | 1120 mm | 1420 mm |
| Wheelbase Size | 2400 mm | 2670 mm |
| Fuel Consumption Overall | 8.5 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 36 L | 53 L |
