1991 Audi 100 vs. 2009 Citroen C4
To start off, 2009 Citroen C4 is newer by 18 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 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 34 more horse power than 2009 Citroen C4. (138 HP @ 6000 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C4 weights approximately 85 kg more than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2009 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 100 | C4 |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 138 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1550 kg | 1635 kg |
| Vehicle Length | 4800 mm | 4590 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1630 mm |
| Wheelbase Size | 2690 mm | 2730 mm |
