2004 Audi A8 vs. 1981 Porsche 930
To start off, 2004 Audi A8 is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Porsche 930. In addition, the cost of maintenance, including insurance, on 1981 Porsche 930 would be higher. At 3,935 cc (8 cylinders), 2004 Audi A8 is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 25 more horse power than 2004 Audi A8. (271 HP @ 3750 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 2004 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A8 weights approximately 640 kg more than 1981 Porsche 930.
Because 2004 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 930. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A8 (650 Nm @ 1800 RPM) has 219 more torque (in Nm) than 1981 Porsche 930. (431 Nm @ 4000 RPM). This means 2004 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 930. 2004 Audi A8 has automatic transmission and 1981 Porsche 930 has manual transmission. 1981 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A8 | 1981 Porsche 930 | |
| Make | Audi | Porsche |
| Model | A8 | 930 |
| Year Released | 2004 | 1981 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3935 cc | 3297 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 271 HP | 296 HP |
| Engine RPM | 3750 RPM | 5500 RPM |
| Torque | 650 Nm | 431 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 97 mm |
| Engine Stroke Size | 95.5 mm | 74.4 mm |
| Engine Compression Ratio | 18.0:1 | 7.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1940 kg | 1300 kg |
| Vehicle Length | 5060 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1320 mm |
| Wheelbase Size | 2950 mm | 2510 mm |
