2005 Audi A8 vs. 1985 Audi 100
To start off, 2005 Audi A8 is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Audi 100. In addition, the cost of maintenance, including insurance, on 1985 Audi 100 would be higher. At 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 199 more horse power than 1985 Audi 100. (136 HP @ 5700 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 1985 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 715 kg more than 1985 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A8 (430 Nm) has 250 more torque (in Nm) than 1985 Audi 100. (180 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 100.
Compare all specifications:
| 2005 Audi A8 | 1985 Audi 100 | |
| Make | Audi | Audi |
| Model | A8 | 100 |
| Year Released | 2005 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 4178 cc | 2144 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 136 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 430 Nm | 180 Nm |
| Engine Bore Size | 85 mm | 79.5 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1945 kg | 1230 kg |
| Vehicle Length | 5060 mm | 4800 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2700 mm |
