1991 Audi 100 vs. 2011 Audi S5
To start off, 2011 Audi S5 is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 4,200 cc (8 cylinders), 2011 Audi S5 is equipped with a bigger engine. In terms of performance, 2011 Audi S5 (354 HP @ 7000 RPM) has 241 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM) In normal driving conditions, 2011 Audi S5 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi S5 weights approximately 277 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Audi S5 is all wheel drive (AWD), it will have significant more traction and grip than 1991 Audi 100. In wet, icy, snow, or gravel driving conditions, 2011 Audi S5 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, 2011 Audi S5 (440 Nm @ 3500 RPM) has 175 more torque (in Nm) than 1991 Audi 100. (265 Nm @ 2250 RPM). This means 2011 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2011 Audi S5 | |
| Make | Audi | Audi |
| Model | 100 | S5 |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 4200 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 113 HP | 354 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 265 Nm | 440 Nm |
| Torque RPM | 2250 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1473 kg | 1750 kg |
| Vehicle Length | 4810 mm | 4625 mm |
| Vehicle Width | 1790 mm | 1854 mm |
| Vehicle Height | 1450 mm | 1372 mm |
| Wheelbase Size | 2700 mm | 2751 mm |
| Fuel Tank Capacity | 80 L | 63 L |
