1981 Audi UR vs. 1968 Buick Riviera
To start off, 1981 Audi UR is newer by 13 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 7,050 cc (8 cylinders), 1968 Buick Riviera is equipped with a bigger engine. In terms of performance, 1968 Buick Riviera (305 HP @ 5000 RPM) has 108 more horse power than 1981 Audi UR. (197 HP @ 5500 RPM) In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1981 Audi UR. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 650 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 1968 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 360 more torque (in Nm) than 1981 Audi UR. (285 Nm @ 3500 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR. 1968 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. 1968 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi UR | 1968 Buick Riviera | |
| Make | Audi | Buick |
| Model | UR | Riviera |
| Year Released | 1981 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 7050 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 305 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 285 Nm | 645 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 79.5 mm | 106.2 mm |
| Engine Stroke Size | 86.4 mm | 99.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1900 kg |
| Vehicle Length | 4430 mm | 5370 mm |
| Vehicle Width | 1690 mm | 2020 mm |
| Vehicle Height | 1360 mm | 1370 mm |
| Wheelbase Size | 2530 mm | 3030 mm |
| Fuel Tank Capacity | 70 L | 75 L |
