1991 Mercedes-Benz 500 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz 500. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz 500 would be higher. At 4,971 cc (8 cylinders), 1991 Mercedes-Benz 500 is equipped with a bigger engine. In terms of performance, 1991 Mercedes-Benz 500 (326 HP @ 5700 RPM) has 151 more horse power than 2003 Opel Vectra. (175 HP @ 5400 RPM). In normal driving conditions, 1991 Mercedes-Benz 500 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mercedes-Benz 500 weights approximately 512 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Mercedes-Benz 500 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 1991 Mercedes-Benz 500. 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, 1991 Mercedes-Benz 500 (480 Nm @ 3900 RPM) has 210 more torque (in Nm) than 2003 Opel Vectra. (270 Nm @ 2500 RPM). This means 1991 Mercedes-Benz 500 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 1991 Mercedes-Benz 500 | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | 500 | Vectra |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4971 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 326 HP | 175 HP |
| Engine RPM | 5700 RPM | 5400 RPM |
| Torque | 480 Nm | 270 Nm |
| Torque RPM | 3900 RPM | 2500 RPM |
| Engine Bore Size | 96.5 mm | 86 mm |
| Engine Stroke Size | 85 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2012 kg | 1500 kg |
| Vehicle Length | 5220 mm | 4830 mm |
| Vehicle Width | 1890 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1510 mm |
