2004 Lexus IS vs. 2003 Opel Vectra
To start off, 2004 Lexus IS is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 1,988 cc (6 cylinders), 2004 Lexus IS is equipped with a bigger engine. In terms of performance, 2004 Lexus IS (153 HP @ 6200 RPM) has 33 more horse power than 2003 Opel Vectra. (120 HP @ 5400 RPM). In normal driving conditions, 2004 Lexus IS should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 70 kg more than 2004 Lexus IS.
Because 2004 Lexus IS 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 Lexus IS. 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, 2004 Lexus IS (195 Nm @ 4600 RPM) has 28 more torque (in Nm) than 2003 Opel Vectra. (167 Nm @ 3800 RPM). This means 2004 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2004 Lexus IS | 2003 Opel Vectra | |
| Make | Lexus | Opel |
| Model | IS | Vectra |
| Year Released | 2004 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 120 HP |
| Engine RPM | 6200 RPM | 5400 RPM |
| Torque | 195 Nm | 167 Nm |
| Torque RPM | 4600 RPM | 3800 RPM |
| Engine Bore Size | 75 mm | 80.5 mm |
| Engine Stroke Size | 75 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1400 kg | 1470 kg |
| Vehicle Length | 4410 mm | 4830 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
