2004 Opel Vectra vs. 2005 Saleen S7
To start off, 2005 Saleen S7 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 7,000 cc (8 cylinders), 2005 Saleen S7 is equipped with a bigger engine. In terms of performance, 2005 Saleen S7 (750 HP @ 6300 RPM) has 602 more horse power than 2004 Opel Vectra. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Saleen S7 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 391 kg more than 2005 Saleen S7.
Because 2005 Saleen S7 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 2005 Saleen S7. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2005 Saleen S7 (949 Nm @ 4800 RPM) has 579 more torque (in Nm) than 2004 Opel Vectra. (370 Nm @ 1900 RPM). This means 2005 Saleen S7 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra. 2004 Opel Vectra has automatic transmission and 2005 Saleen S7 has manual transmission. 2005 Saleen S7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Vectra | 2005 Saleen S7 | |
| Make | Opel | Saleen |
| Model | Vectra | S7 |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2958 cc | 7000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 148 HP | 750 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 370 Nm | 949 Nm |
| Torque RPM | 1900 RPM | 4800 RPM |
| Top Speed | 218 km/hour | 399 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 2.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1638 kg | 1247 kg |
| Vehicle Length | 4600 mm | 4755 mm |
| Vehicle Width | 1800 mm | 1981 mm |
| Vehicle Height | 1470 mm | 1041 mm |
| Wheelbase Size | 2840 mm | 2692 mm |
