2005 Audi A4 vs. 1973 Opel Kadett
To start off, 2005 Audi A4 is newer by 32 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 1,786 cc (4 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (170 HP @ 6500 RPM) has 119 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 820 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 2005 Audi A4 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, 2005 Audi A4 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, 2005 Audi A4 (225 Nm) has 145 more torque (in Nm) than 1973 Opel Kadett. (80 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 2005 Audi A4 | 1973 Opel Kadett | |
| Make | Audi | Opel |
| Model | A4 | Kadett |
| Year Released | 2005 | 1973 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 51 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 225 Nm | 80 Nm |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 86 mm | 61 mm |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1610 kg | 790 kg |
| Vehicle Length | 4550 mm | 4140 mm |
| Vehicle Width | 1770 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2770 mm | 2410 mm |
| Fuel Tank Capacity | 66 L | 43 L |
