2003 Opel Vectra vs. 2003 Porsche 911
To start off, both 2003 Opel Vectra and 2003 Porsche 911 were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,596 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (340 HP @ 6800 RPM) has 167 more horse power than 2003 Opel Vectra. (173 HP @ 5500 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 205 kg more than 2003 Porsche 911.
Because 2003 Porsche 911 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 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, 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 Porsche 911 (370 Nm @ 4800 RPM) has 105 more torque (in Nm) than 2003 Opel Vectra. (265 Nm @ 2500 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 2003 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Vectra | 911 |
| Year Released | 2003 | 2003 |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 340 HP |
| Engine RPM | 5500 RPM | 6800 RPM |
| Torque | 265 Nm | 370 Nm |
| Torque RPM | 2500 RPM | 4800 RPM |
| Engine Bore Size | 86 mm | 96 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.5:1 | 11.3:1 |
| Top Speed | 222 km/hour | 290 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 5.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1380 kg |
| Vehicle Length | 4830 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1510 mm | 1300 mm |
| Wheelbase Size | 2710 mm | 2360 mm |
| Fuel Consumption | 6.9 L/100km | 8.3 L/100km |
| Fuel Consumption City | 13.1 L/100km | 16.5 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 60 L | 64 L |
