1981 Audi UR vs. 1971 Buick Riviera
To start off, 1981 Audi UR is newer by 10 year(s). Which means there will be less support and parts availability for 1971 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1971 Buick Riviera would be higher. At 7,468 cc (8 cylinders), 1971 Buick Riviera is equipped with a bigger engine. In terms of performance, 1971 Buick Riviera (311 HP @ 4200 RPM) has 114 more horse power than 1981 Audi UR. (197 HP @ 5800 RPM) In normal driving conditions, 1971 Buick Riviera should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 740 kg more than 1981 Audi UR. 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 1971 Buick Riviera. 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, 1971 Buick Riviera (617 Nm @ 2600 RPM) has 347 more torque (in Nm) than 1981 Audi UR. (270 Nm @ 3000 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 1971 Buick Riviera 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. 1971 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 1971 Buick Riviera | |
| Make | Audi | Buick |
| Model | UR | Riviera |
| Year Released | 1981 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 7468 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 311 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 270 Nm | 617 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1300 kg | 2040 kg |
| Vehicle Length | 4430 mm | 5560 mm |
| Vehicle Width | 1690 mm | 2040 mm |
| Vehicle Height | 1390 mm | 1380 mm |
| Wheelbase Size | 2530 mm | 3110 mm |
