2008 Audi A8 vs. 1983 Opel Kadett
To start off, 2008 Audi A8 is newer by 25 year(s). Which means there will be less support and parts availability for 1983 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1983 Opel Kadett would be higher. At 3,936 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (271 HP @ 3750 RPM) has 157 more horse power than 1983 Opel Kadett. (114 HP @ 5800 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 1983 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 954 kg more than 1983 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1983 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2008 Audi A8 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, 2008 Audi A8 (650 Nm @ 1800 RPM) has 502 more torque (in Nm) than 1983 Opel Kadett. (148 Nm @ 4800 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1983 Opel Kadett.
Compare all specifications:
| 2008 Audi A8 | 1983 Opel Kadett | |
| Make | Audi | Opel |
| Model | A8 | Kadett |
| Year Released | 2008 | 1983 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 271 HP | 114 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 650 Nm | 148 Nm |
| Torque RPM | 1800 RPM | 4800 RPM |
| Engine Bore Size | 81 mm | 84.9 mm |
| Engine Stroke Size | 95.5 mm | 79.5 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1944 kg | 990 kg |
| Vehicle Length | 5190 mm | 4010 mm |
| Vehicle Width | 1900 mm | 1650 mm |
| Vehicle Height | 1460 mm | 1390 mm |
| Wheelbase Size | 3080 mm | 2520 mm |
| Fuel Tank Capacity | 90 L | 40 L |
