1979 Audi 100 vs. 1981 Audi UR
To start off, 1981 Audi UR is newer by 2 year(s). Which means there will be less support and parts availability for 1979 Audi 100. In addition, the cost of maintenance, including insurance, on 1979 Audi 100 would be higher. At 2,144 cc (5 cylinders), 1981 Audi UR is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 112 more horse power than 1979 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 1981 Audi UR should accelerate faster than 1979 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 140 kg more than 1979 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 1979 Audi 100. 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, 1981 Audi UR (285 Nm @ 3500 RPM) has 161 more torque (in Nm) than 1979 Audi 100. (124 Nm @ 3200 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 1979 Audi 100.
Compare all specifications:
| 1979 Audi 100 | 1981 Audi UR | |
| Make | Audi | Audi |
| Model | 100 | UR |
| Year Released | 1979 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 2144 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 197 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 124 Nm | 285 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1110 kg | 1250 kg |
| Vehicle Length | 4600 mm | 4430 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1360 mm |
| Wheelbase Size | 2680 mm | 2530 mm |
