1981 Audi UR vs. 1978 Fiat 131
To start off, 1981 Audi UR is newer by 3 year(s). Which means there will be less support and parts availability for 1978 Fiat 131. In addition, the cost of maintenance, including insurance, on 1978 Fiat 131 would be higher. At 2,444 cc (4 cylinders), 1978 Fiat 131 is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 122 more horse power than 1978 Fiat 131. (75 HP @ 4200 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 60 kg more than 1978 Fiat 131. 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 1978 Fiat 131. 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 141 more torque (in Nm) than 1978 Fiat 131. (144 Nm @ 2400 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131.
Compare all specifications:
| 1981 Audi UR | 1978 Fiat 131 | |
| Make | Audi | Fiat |
| Model | UR | 131 |
| Year Released | 1981 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2444 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 197 HP | 75 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 285 Nm | 144 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 79.5 mm | 93 mm |
| Engine Stroke Size | 86.4 mm | 90 mm |
| Engine Compression Ratio | 7.0:1 | 22.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1190 kg |
| Vehicle Length | 4430 mm | 4270 mm |
| Vehicle Width | 1690 mm | 1660 mm |
| Vehicle Height | 1360 mm | 1370 mm |
| Wheelbase Size | 2530 mm | 2500 mm |
