2004 Audi S4 vs. 1978 Opel Senator
To start off, 2004 Audi S4 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 4,172 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 162 more horse power than 1978 Opel Senator. (177 HP @ 5800 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1978 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 235 kg more than 1978 Opel Senator. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Opel Senator. In wet, icy, snow, or gravel driving conditions, 2004 Audi S4 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 162 more torque (in Nm) than 1978 Opel Senator. (248 Nm @ 4200 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Senator.
Compare all specifications:
| 2004 Audi S4 | 1978 Opel Senator | |
| Make | Audi | Opel |
| Model | S4 | Senator |
| Year Released | 2004 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2969 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 177 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 410 Nm | 248 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 84.5 mm | 95 mm |
| Engine Stroke Size | 92.8 mm | 69.8 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Top Speed | 250 km/hour | 209 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1720 kg | 1485 kg |
| Vehicle Length | 4590 mm | 4700 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2470 mm | 2670 mm |
| Fuel Tank Capacity | 63 L | 70 L |
