1991 Audi 100 vs. 2008 Citroen C4
To start off, 2008 Citroen C4 is newer by 17 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 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2008 Citroen C4 (123 HP @ 6000 RPM) has 10 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM) In normal driving conditions, 2008 Citroen C4 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2008 Citroen C4 weights approximately 117 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1991 Audi 100 (265 Nm @ 2250 RPM) has 95 more torque (in Nm) than 2008 Citroen C4. (170 Nm @ 3750 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 2008 Citroen C4.
Compare all specifications:
| 1991 Audi 100 | 2008 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 100 | C4 |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1749 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 123 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 265 Nm | 170 Nm |
| Torque RPM | 2250 RPM | 3750 RPM |
| Engine Bore Size | 81 mm | 82.7 mm |
| Engine Stroke Size | 95.5 mm | 81.4 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 187 km/hour | 185 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 13.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1473 kg | 1590 kg |
| Vehicle Length | 4810 mm | 4590 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1630 mm |
| Wheelbase Size | 2700 mm | 2730 mm |
| Fuel Tank Capacity | 80 L | 60 L |
