2005 Audi S4 vs. 1986 Audi 100
To start off, 2005 Audi S4 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Audi 100. In addition, the cost of maintenance, including insurance, on 1986 Audi 100 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 255 more horse power than 1986 Audi 100. (85 HP @ 5600 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1986 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 675 kg more than 1986 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 S4 (410 Nm) has 288 more torque (in Nm) than 1986 Audi 100. (122 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 100.
Compare all specifications:
| 2005 Audi S4 | 1986 Audi 100 | |
| Make | Audi | Audi |
| Model | S4 | 100 |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1588 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 85 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 410 Nm | 122 Nm |
| Engine Bore Size | 85 mm | 79.5 mm |
| Engine Stroke Size | 93 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 8.2:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1785 kg | 1110 kg |
| Vehicle Length | 4550 mm | 4620 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2470 mm | 2690 mm |
| Fuel Tank Capacity | 66 L | 60 L |
