2005 Audi RS6 vs. 1987 Porsche 928
To start off, 2005 Audi RS6 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, 2005 Audi RS6 (444 HP @ 5700 RPM) has 138 more horse power than 1987 Porsche 928. (306 HP @ 5900 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 1987 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 295 kg more than 1987 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi RS6 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 RS6 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 RS6 (560 Nm @ 1950 RPM) has 152 more torque (in Nm) than 1987 Porsche 928. (408 Nm @ 4100 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1987 Porsche 928.
Compare all specifications:
| 2005 Audi RS6 | 1987 Porsche 928 | |
| Make | Audi | Porsche |
| Model | RS6 | 928 |
| Year Released | 2005 | 1987 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4171 cc | 4663 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 444 HP | 306 HP |
| Engine RPM | 5700 RPM | 5900 RPM |
| Torque | 560 Nm | 408 Nm |
| Torque RPM | 1950 RPM | 4100 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1825 kg | 1530 kg |
| Vehicle Length | 4800 mm | 4450 mm |
| Vehicle Height | 1460 mm | 1290 mm |
| Wheelbase Size | 2770 mm | 2510 mm |
| Fuel Tank Capacity | 82 L | 76 L |
