1981 Audi UR vs. 1993 Porsche 964
To start off, 1993 Porsche 964 is newer by 12 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 3,600 cc (6 cylinders), 1993 Porsche 964 is equipped with a bigger engine. In terms of performance, 1993 Porsche 964 (261 HP @ 6100 RPM) has 64 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 1993 Porsche 964 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 45 kg more than 1993 Porsche 964.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 1993 Porsche 964 (318 Nm @ 4800 RPM) has 33 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 1993 Porsche 964 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 1993 Porsche 964 | |
| Make | Audi | Porsche |
| Model | UR | 964 |
| Year Released | 1981 | 1993 |
| Engine Position | Front | Rear |
| Engine Size | 2144 cc | 3600 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 197 HP | 261 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 285 Nm | 318 Nm |
| Torque RPM | 3500 RPM | 4800 RPM |
| Engine Bore Size | 79.5 mm | 100 mm |
| Engine Stroke Size | 86.4 mm | 76.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1205 kg |
| Vehicle Length | 4430 mm | 4260 mm |
| Vehicle Width | 1690 mm | 1660 mm |
| Vehicle Height | 1360 mm | 1320 mm |
| Wheelbase Size | 2530 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 73 L |
