1981 Audi UR vs. 2007 Mercedes-Benz C
To start off, 2007 Mercedes-Benz C is newer by 26 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 2,146 cc (4 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 49 more horse power than 2007 Mercedes-Benz C. (148 HP @ 4200 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 285 kg more than 1981 Audi UR.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 2007 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, 2007 Mercedes-Benz C (340 Nm @ 1400 RPM) has 55 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2007 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2007 Mercedes-Benz C has automatic transmission and 1981 Audi UR has manual transmission. 1981 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 2007 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | UR | C |
| Year Released | 1981 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2146 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 148 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 285 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| 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 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1250 kg | 1535 kg |
| Vehicle Length | 4430 mm | 4550 mm |
| Vehicle Width | 1690 mm | 1470 mm |
| Vehicle Height | 1360 mm | 1730 mm |
| Wheelbase Size | 2530 mm | 2720 mm |
| Fuel Tank Capacity | 70 L | 62 L |
