2004 Audi A4 vs. 1981 Audi UR
To start off, 2004 Audi A4 is newer by 23 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 2,144 cc (5 cylinders), 1981 Audi UR is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5500 RPM) has 37 more horse power than 2004 Audi A4. (160 HP @ 5700 RPM) In normal driving conditions, 1981 Audi UR should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 226 kg more than 1981 Audi UR.
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, 1981 Audi UR (285 Nm @ 3500 RPM) has 60 more torque (in Nm) than 2004 Audi A4. (225 Nm @ 1950 RPM). This means 1981 Audi UR will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
2004 Audi A4 | 1981 Audi UR | |
Make | Audi | Audi |
Model | A4 | UR |
Year Released | 2004 | 1981 |
Engine Position | Front | Front |
Engine Size | 1781 cc | 2144 cc |
Engine Cylinders | 4 cylinders | 5 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 5 valves | 2 valves |
Horse Power | 160 HP | 197 HP |
Engine RPM | 5700 RPM | 5500 RPM |
Torque | 225 Nm | 285 Nm |
Torque RPM | 1950 RPM | 3500 RPM |
Engine Bore Size | 81 mm | 79.5 mm |
Engine Stroke Size | 86.4 mm | 86.4 mm |
Engine Compression Ratio | 9.3:1 | 7.0:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | 4WD |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1476 kg | 1250 kg |
Vehicle Length | 4550 mm | 4430 mm |
Vehicle Width | 1780 mm | 1690 mm |
Vehicle Height | 1430 mm | 1360 mm |
Wheelbase Size | 2470 mm | 2530 mm |
Fuel Tank Capacity | 63 L | 70 L |