1981 Audi 80 vs. 2009 Citroen C4
To start off, 2009 Citroen C4 is newer by 28 year(s). Which means there will be less support and parts availability for 1981 Audi 80. In addition, the cost of maintenance, including insurance, on 1981 Audi 80 would be higher. At 2,144 cc (5 cylinders), 1981 Audi 80 is equipped with a bigger engine. In terms of performance, 1981 Audi 80 (136 HP @ 5900 RPM) has 18 more horse power than 2009 Citroen C4. (118 HP @ 6000 RPM). In normal driving conditions, 1981 Audi 80 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 1981 Audi 80.
Because 1981 Audi 80 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Citroen C4. In wet, icy, snow, or gravel driving conditions, 1981 Audi 80 will offer significantly more control. 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, 1981 Audi 80 (176 Nm @ 4500 RPM) has 16 more torque (in Nm) than 2009 Citroen C4. (160 Nm @ 4250 RPM). This means 1981 Audi 80 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C4.
Compare all specifications:
| 1981 Audi 80 | 2009 Citroen C4 | |
| Make | Audi | Citroen |
| Model | 80 | C4 |
| Year Released | 1981 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 1598 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 136 HP | 118 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 176 Nm | 160 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Bore Size | 79.5 mm | 77.1 mm |
| Engine Stroke Size | 86.4 mm | 85.8 mm |
| Engine Compression Ratio | 9.3:1 | 11.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1190 kg | 1275 kg |
| Vehicle Length | 4390 mm | 4270 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1360 mm | 1460 mm |
| Wheelbase Size | 2550 mm | 2610 mm |
