1981 Audi 80 vs. 2005 Mercedes-Benz C
To start off, 2005 Mercedes-Benz C is newer by 24 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 2,987 cc (6 cylinders), 2005 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz C (222 HP @ 4200 RPM) has 86 more horse power than 1981 Audi 80. (136 HP @ 5900 RPM) In normal driving conditions, 2005 Mercedes-Benz C should accelerate faster than 1981 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 490 kg more than 1981 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Audi 80 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz C. 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, 2005 Mercedes-Benz C (510 Nm @ 1600 RPM) has 334 more torque (in Nm) than 1981 Audi 80. (176 Nm @ 4500 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 80.
Compare all specifications:
| 1981 Audi 80 | 2005 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | 80 | C |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2987 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 222 HP |
| Engine RPM | 5900 RPM | 4200 RPM |
| Torque | 176 Nm | 510 Nm |
| Torque RPM | 4500 RPM | 1600 RPM |
| Engine Bore Size | 79.5 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Engine Compression Ratio | 9.3:1 | 18.0:1 |
| Top Speed | 193 km/hour | 241 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1680 kg |
| Vehicle Length | 4390 mm | 4530 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1360 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2720 mm |
