2004 Audi S4 vs. 1973 Opel Kadett
To start off, 2004 Audi S4 is newer by 31 year(s). Which means there will be less support and parts availability for 1973 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1973 Opel Kadett 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 288 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 930 kg more than 1973 Opel Kadett. 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 1973 Opel Kadett. 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 330 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 2004 Audi S4 | 1973 Opel Kadett | |
| Make | Audi | Opel |
| Model | S4 | Kadett |
| Year Released | 2004 | 1973 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 51 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 410 Nm | 80 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84.5 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 61 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1720 kg | 790 kg |
| Vehicle Length | 4590 mm | 4140 mm |
| Vehicle Width | 1780 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2470 mm | 2410 mm |
| Fuel Tank Capacity | 63 L | 43 L |
