2003 Opel Signum vs. 1977 Audi Fox
To start off, 2003 Opel Signum is newer by 26 year(s). Which means there will be less support and parts availability for 1977 Audi Fox. In addition, the cost of maintenance, including insurance, on 1977 Audi Fox would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 5500 RPM) has 100 more horse power than 1977 Audi Fox. (75 HP @ 5500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 1977 Audi Fox. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 663 kg more than 1977 Audi Fox. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Signum (370 Nm @ 1900 RPM) has 258 more torque (in Nm) than 1977 Audi Fox. (112 Nm @ 3200 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1977 Audi Fox.
Compare all specifications:
| 2003 Opel Signum | 1977 Audi Fox | |
| Make | Opel | Audi |
| Model | Signum | Fox |
| Year Released | 2003 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1588 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 75 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 370 Nm | 112 Nm |
| Torque RPM | 1900 RPM | 3200 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1575 kg | 912 kg |
| Vehicle Length | 4640 mm | 4390 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2840 mm | 2550 mm |
