1991 Audi Coupe vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 16 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 2,958 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (175 HP @ 4000 RPM) has 1 more horse power than 1991 Audi Coupe. (174 HP @ 5500 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 531 kg more than 1991 Audi Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi Coupe is four wheel drive (4WD), it will have significant more traction and grip than 2007 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, 2007 Opel Vectra (370 Nm @ 1900 RPM) has 121 more torque (in Nm) than 1991 Audi Coupe. (249 Nm @ 3000 RPM). This means 2007 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 | 2007 Opel Vectra | |
| Make | Audi | Opel |
| Model | Coupe | Vectra |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2770 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 174 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 249 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Top Speed | 206 km/hour | 217 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1174 kg | 1705 kg |
| Vehicle Length | 4370 mm | 4830 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1510 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
| Fuel Tank Capacity | 80 L | 60 L |
