1990 Audi 100 vs. 2006 Citroen C4
To start off, 2006 Citroen C4 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Audi 100. In addition, the cost of maintenance, including insurance, on 1990 Audi 100 would be higher. At 1,779 cc (4 cylinders), 1990 Audi 100 is equipped with a bigger engine. In terms of performance, 2006 Citroen C4 (114 HP @ 4000 RPM) has 24 more horse power than 1990 Audi 100. (90 HP @ 5200 RPM) In normal driving conditions, 2006 Citroen C4 should accelerate faster than 1990 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 50 kg more than 1990 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, 2006 Citroen C4 (160 Nm @ 4000 RPM) has 15 more torque (in Nm) than 1990 Audi 100. (145 Nm @ 3000 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Audi 100.
Compare all specifications:
| 1990 Audi 100 | 2006 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 100 | C4 |
| Year Released | 1990 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1749 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 90 HP | 114 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 145 Nm | 160 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 82.7 mm |
| Engine Stroke Size | 86.4 mm | 81.4 mm |
| Engine Compression Ratio | 10.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1090 kg | 1140 kg |
| Vehicle Length | 4800 mm | 4280 mm |
| Vehicle Width | 1820 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1640 mm |
| Wheelbase Size | 2690 mm | 2770 mm |
| Fuel Tank Capacity | 60 L | 55 L |
