2009 Audi S4 vs. 1976 Opel Kadett
To start off, 2009 Audi S4 is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1976 Opel Kadett would be higher. At 4,163 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 7000 RPM) has 289 more horse power than 1976 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2009 Audi S4 should accelerate faster than 1976 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S4 weights approximately 140 kg more than 1976 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1976 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi S4 (410 Nm @ 3500 RPM) has 330 more torque (in Nm) than 1976 Opel Kadett. (80 Nm @ 3400 RPM). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1976 Opel Kadett.
Compare all specifications:
| 2009 Audi S4 | 1976 Opel Kadett | |
| Make | Audi | Opel |
| Model | S4 | Kadett |
| Year Released | 2009 | 1976 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1194 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 51 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 410 Nm | 80 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84.6 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 930 kg | 790 kg |
| Vehicle Length | 4580 mm | 4140 mm |
| Vehicle Width | 1780 mm | 1590 mm |
| Vehicle Height | 1400 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2410 mm |
| Fuel Tank Capacity | 63 L | 43 L |
