2005 Audi A4 vs. 1985 Porsche 930
To start off, 2005 Audi A4 is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Porsche 930. In addition, the cost of maintenance, including insurance, on 1985 Porsche 930 would be higher. At 3,299 cc (6 cylinders), 1985 Porsche 930 is equipped with a bigger engine. In terms of performance, 1985 Porsche 930 (297 HP @ 5500 RPM) has 168 more horse power than 2005 Audi A4. (129 HP @ 4000 RPM) In normal driving conditions, 1985 Porsche 930 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 240 kg more than 1985 Porsche 930.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1985 Porsche 930. 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, 1985 Porsche 930 (431 Nm @ 4000 RPM) has 121 more torque (in Nm) than 2005 Audi A4. (310 Nm @ 1900 RPM). This means 1985 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 1985 Porsche 930 | |
| Make | Audi | Porsche |
| Model | A4 | 930 |
| Year Released | 2005 | 1985 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1984 cc | 3299 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 129 HP | 297 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 310 Nm | 431 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 97 mm |
| Engine Stroke Size | 95.5 mm | 74.4 mm |
| Engine Compression Ratio | 19.0:1 | 7.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1300 kg |
| Vehicle Length | 4550 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2660 mm | 2510 mm |
