1985 Audi 90 vs. 2006 Citroen C4
To start off, 2006 Citroen C4 is newer by 21 year(s). Which means there will be less support and parts availability for 1985 Audi 90. In addition, the cost of maintenance, including insurance, on 1985 Audi 90 would be higher. At 1,992 cc (5 cylinders), 1985 Audi 90 is equipped with a bigger engine. In terms of performance, 1985 Audi 90 (114 HP @ 5700 RPM) has 6 more horse power than 2006 Citroen C4. (108 HP @ 4000 RPM). In normal driving conditions, 1985 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 305 kg more than 1985 Audi 90.
Let's talk about torque, 2006 Citroen C4 (240 Nm @ 1750 RPM) has 72 more torque (in Nm) than 1985 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 1985 Audi 90.
Compare all specifications:
| 1985 Audi 90 | 2006 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 90 | C4 |
| Year Released | 1985 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 1560 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 108 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 168 Nm | 240 Nm |
| Torque RPM | 3200 RPM | 1750 RPM |
| Engine Bore Size | 81 mm | 75 mm |
| Engine Stroke Size | 77.4 mm | 88 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1050 kg | 1355 kg |
| Vehicle Length | 4470 mm | 4270 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1460 mm |
| Wheelbase Size | 2550 mm | 2610 mm |
