1973 Porsche 911 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Porsche 911. In addition, the cost of maintenance, including insurance, on 1973 Porsche 911 would be higher. At 2,994 cc (6 cylinders), 1973 Porsche 911 is equipped with a bigger engine. In terms of performance, 1973 Porsche 911 (226 HP @ 6200 RPM) has 73 more horse power than 2007 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 1973 Porsche 911 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 555 kg more than 1973 Porsche 911.
Because 1973 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 1973 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 1973 Porsche 911 (275 Nm @ 5000 RPM) has 55 more torque (in Nm) than 2007 Opel Vectra. (220 Nm @ 3800 RPM). This means 1973 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra. 2007 Opel Vectra has automatic transmission and 1973 Porsche 911 has manual transmission. 1973 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Porsche 911 | 2007 Opel Vectra | |
| Make | Porsche | Opel |
| Model | 911 | Vectra |
| Year Released | 1973 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 2994 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 226 HP | 153 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 275 Nm | 220 Nm |
| Torque RPM | 5000 RPM | 3800 RPM |
| Engine Bore Size | 95 mm | 86 mm |
| Engine Stroke Size | 70.4 mm | 94.6 mm |
| Engine Compression Ratio | 8.5:1 | 12.0:1 |
| Top Speed | 245 km/hour | 218 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 900 kg | 1455 kg |
| Vehicle Length | 4130 mm | 4600 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2270 mm | 2710 mm |
| Fuel Tank Capacity | 80 L | 61 L |
