1981 Audi UR vs. 1981 Mazda 121
To start off, both 1981 Audi UR and 1981 Mazda 121 were released in the same year (1981). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 111 more horse power than 1981 Mazda 121. (86 HP @ 4800 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 1981 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 120 kg more than 1981 Mazda 121. 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 1981 Mazda 121. 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 124 more torque (in Nm) than 1981 Mazda 121. (161 Nm @ 3000 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 121.
Compare all specifications:
| 1981 Audi UR | 1981 Mazda 121 | |
| Make | Audi | Mazda |
| Model | UR | 121 |
| Year Released | 1981 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 1970 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 86 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 285 Nm | 161 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 79.5 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 98 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1250 kg | 1130 kg |
| Vehicle Length | 4430 mm | 4510 mm |
| Vehicle Width | 1690 mm | 1690 mm |
| Vehicle Height | 1360 mm | 1350 mm |
| Wheelbase Size | 2530 mm | 2520 mm |
