1981 Audi UR vs. 2004 Mercedes-Benz C
To start off, 2004 Mercedes-Benz C is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Audi UR. In addition, the cost of maintenance, including insurance, on 1981 Audi UR would be higher. At 2,685 cc (5 cylinders), 2004 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 30 more horse power than 2004 Mercedes-Benz C. (167 HP @ 4200 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 2004 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz C weights approximately 406 kg more than 1981 Audi UR.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 1981 Audi UR 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, 2004 Mercedes-Benz C (400 Nm) has 115 more torque (in Nm) than 1981 Audi UR. (285 Nm). This means 2004 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 2004 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | UR | C |
| Year Released | 1981 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2685 cc |
| Engine Cylinders | 5 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 167 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 285 Nm | 400 Nm |
| Engine Bore Size | 79.5 mm | 88 mm |
| Engine Stroke Size | 86.4 mm | 88.3 mm |
| Engine Compression Ratio | 7.0:1 | 18.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1250 kg | 1656 kg |
| Vehicle Length | 4430 mm | 4550 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2530 mm | 2860 mm |
| Fuel Tank Capacity | 70 L | 62 L |
