1991 Audi Coupe 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 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1991 Audi Coupe would be higher. At 2,771 cc (6 cylinders), 1991 Audi Coupe is equipped with a bigger engine. In terms of performance, 1991 Audi Coupe (175 HP @ 5500 RPM) has 2 more horse power than 2003 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 1991 Audi Coupe should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 190 kg more than 1991 Audi Coupe.
Because 1991 Audi Coupe is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 1991 Audi Coupe will offer significantly more control. 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, 2003 Opel Vectra (270 Nm @ 2500 RPM) has 21 more torque (in Nm) than 1991 Audi Coupe. (249 Nm @ 3000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 1991 Audi Coupe | 2003 Opel Vectra | |
| Make | Audi | Opel |
| Model | Coupe | Vectra |
| Year Released | 1991 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 175 HP | 173 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 249 Nm | 270 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Top Speed | 204 km/hour | 230 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1510 kg |
| Vehicle Length | 4370 mm | 4600 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
