2002 Opel Vectra vs. 2004 Ascari KZ1
To start off, 2004 Ascari KZ1 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2002 Opel Vectra would be higher. At 4,941 cc (8 cylinders), 2004 Ascari KZ1 is equipped with a bigger engine. In terms of performance, 2004 Ascari KZ1 (500 HP @ 7000 RPM) has 400 more horse power than 2002 Opel Vectra. (100 HP @ 6200 RPM) In normal driving conditions, 2004 Ascari KZ1 should accelerate faster than 2002 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Ascari KZ1 weights approximately 10 kg more than 2002 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Ascari KZ1 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 2004 Ascari KZ1. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2004 Ascari KZ1 (550 Nm @ 4500 RPM) has 400 more torque (in Nm) than 2002 Opel Vectra. (150 Nm @ 3200 RPM). This means 2004 Ascari KZ1 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Vectra.
Compare all specifications:
| 2002 Opel Vectra | 2004 Ascari KZ1 | |
| Make | Opel | Ascari |
| Model | Vectra | KZ1 |
| Year Released | 2002 | 2004 |
| Engine Position | Front | Middle |
| Engine Size | 1598 cc | 4941 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 500 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 150 Nm | 550 Nm |
| Torque RPM | 3200 RPM | 4500 RPM |
| Engine Bore Size | 79 mm | 94 mm |
| Engine Stroke Size | 81.5 mm | 89 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1340 kg | 1350 kg |
| Vehicle Length | 4500 mm | 4300 mm |
| Vehicle Width | 1720 mm | 1852 mm |
| Vehicle Height | 1500 mm | 1138 mm |
| Wheelbase Size | 2650 mm | 2636 mm |
