2005 Audi A6 vs. 1986 Porsche 928
To start off, 2005 Audi A6 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Porsche 928. In addition, the cost of maintenance, including insurance, on 1986 Porsche 928 would be higher. At 4,957 cc (8 cylinders), 1986 Porsche 928 is equipped with a bigger engine. In terms of performance, 1986 Porsche 928 (321 HP @ 6000 RPM) has 74 more horse power than 2005 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 1986 Porsche 928 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 255 kg more than 1986 Porsche 928.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1986 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 1986 Porsche 928 (430 Nm @ 3000 RPM) has 80 more torque (in Nm) than 2005 Audi A6. (350 Nm @ 1800 RPM). This means 1986 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 1986 Porsche 928 | |
| Make | Audi | Porsche |
| Model | A6 | 928 |
| Year Released | 2005 | 1986 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4957 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 321 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 350 Nm | 430 Nm |
| Torque RPM | 1800 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 100 mm |
| Engine Stroke Size | 86 mm | 78.9 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1805 kg | 1550 kg |
| Vehicle Length | 4800 mm | 4450 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1560 mm | 1290 mm |
| Wheelbase Size | 2770 mm | 2510 mm |
