2009 Audi A8 vs. 1981 Audi UR
To start off, 2009 Audi A8 is newer by 28 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 2,965 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (230 HP @ 4000 RPM) has 33 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi UR weights approximately 320 kg more than 2009 Audi A8.
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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 165 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 2009 Audi A8 has automatic transmission and 1981 Audi UR has manual transmission. 1981 Audi UR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A8 | 1981 Audi UR | |
Make | Audi | Audi |
Model | A8 | UR |
Year Released | 2009 | 1981 |
Engine Position | Front | Front |
Engine Size | 2965 cc | 2144 cc |
Engine Cylinders | 6 cylinders | 5 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 230 HP | 197 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 450 Nm | 285 Nm |
Torque RPM | 1400 RPM | 3500 RPM |
Engine Bore Size | 83 mm | 79.5 mm |
Engine Stroke Size | 91.4 mm | 86.4 mm |
Engine Compression Ratio | 17.0:1 | 7.0:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 930 kg | 1250 kg |
Vehicle Length | 5190 mm | 4430 mm |
Vehicle Width | 1900 mm | 1690 mm |
Vehicle Height | 1450 mm | 1360 mm |
Wheelbase Size | 3080 mm | 2530 mm |
Fuel Tank Capacity | 90 L | 70 L |