2005 Audi A6 vs. 1987 Porsche 928
To start off, 2005 Audi A6 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Porsche 928. In addition, the cost of maintenance, including insurance, on 1987 Porsche 928 would be higher. At 4,663 cc (8 cylinders), 1987 Porsche 928 is equipped with a bigger engine. In terms of performance, 1987 Porsche 928 (306 HP @ 5900 RPM) has 86 more horse power than 2005 Audi A6. (220 HP @ 4000 RPM) In normal driving conditions, 1987 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 235 kg more than 1987 Porsche 928.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1987 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, 2005 Audi A6 (451 Nm @ 1400 RPM) has 43 more torque (in Nm) than 1987 Porsche 928. (408 Nm @ 4100 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1987 Porsche 928.
Compare all specifications:
| 2005 Audi A6 | 1987 Porsche 928 | |
| Make | Audi | Porsche |
| Model | A6 | 928 |
| Year Released | 2005 | 1987 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4663 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 220 HP | 306 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 451 Nm | 408 Nm |
| Torque RPM | 1400 RPM | 4100 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 91.4 mm | 78.9 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1530 kg |
| Vehicle Length | 4920 mm | 4450 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1290 mm |
| Wheelbase Size | 2770 mm | 2510 mm |
| Fuel Tank Capacity | 80 L | 76 L |
