2007 Audi A4 vs. 2003 Opel Speedster
To start off, 2007 Audi A4 is newer by 4 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 1,993 cc (4 cylinders), 2003 Opel Speedster is equipped with a bigger engine. In terms of performance, both vehicles can yield 197 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 625 kg more than 2003 Opel Speedster.
Because 2003 Opel Speedster 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 Opel Speedster. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, 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, 2007 Audi A4 (280 Nm @ 1800 RPM) has 30 more torque (in Nm) than 2003 Opel Speedster. (250 Nm @ 1950 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster. 2007 Audi A4 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. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2003 Opel Speedster | |
| Make | Audi | Opel |
| Model | A4 | Speedster |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1984 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 197 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 280 Nm | 250 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 238 km/hour | 243 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1005 kg |
| Vehicle Length | 4580 mm | 3790 mm |
| Vehicle Width | 1400 mm | 1710 mm |
| Vehicle Height | 1780 mm | 1120 mm |
| Wheelbase Size | 2660 mm | 2400 mm |
| Fuel Consumption Overall | 8.3 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 70 L | 36 L |
