1984 Audi 90 vs. 2006 Citroen C4
To start off, 2006 Citroen C4 is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Audi 90. In addition, the cost of maintenance, including insurance, on 1984 Audi 90 would be higher. At 1,997 cc (4 cylinders), 2006 Citroen C4 is equipped with a bigger engine. In terms of performance, 1984 Audi 90 (114 HP @ 5700 RPM) has 24 more horse power than 2006 Citroen C4. (90 HP @ 1900 RPM). In normal driving conditions, 1984 Audi 90 should accelerate faster than 2006 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 319 kg more than 1984 Audi 90.
Let's talk about torque, 2006 Citroen C4 (205 Nm @ 1900 RPM) has 37 more torque (in Nm) than 1984 Audi 90. (168 Nm @ 3200 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Audi 90.
Compare all specifications:
| 1984 Audi 90 | 2006 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 90 | C4 |
| Year Released | 1984 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1997 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 90 HP |
| Engine RPM | 5700 RPM | 1900 RPM |
| Torque | 168 Nm | 205 Nm |
| Torque RPM | 3200 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 85 mm |
| Engine Stroke Size | 77.4 mm | 88 mm |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 1056 kg | 1375 kg |
| Vehicle Length | 4470 mm | 4280 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1370 mm | 1640 mm |
| Wheelbase Size | 2550 mm | 2770 mm |
