1991 Audi 100 vs. 1963 Buick Riviera
To start off, 1991 Audi 100 is newer by 28 year(s). Which means there will be less support and parts availability for 1963 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1963 Buick Riviera would be higher. At 6,571 cc (8 cylinders), 1963 Buick Riviera is equipped with a bigger engine. In terms of performance, 1963 Buick Riviera (321 HP @ 4400 RPM) has 148 more horse power than 1991 Audi 100. (173 HP @ 5500 RPM) In normal driving conditions, 1963 Buick Riviera should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1963 Buick Riviera weights approximately 460 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1963 Buick Riviera is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1963 Buick Riviera. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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, 1963 Buick Riviera (603 Nm @ 2800 RPM) has 354 more torque (in Nm) than 1991 Audi 100. (249 Nm @ 3000 RPM). This means 1963 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 1963 Buick Riviera | |
| Make | Audi | Buick |
| Model | 100 | Riviera |
| Year Released | 1991 | 1963 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 6571 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 173 HP | 321 HP |
| Engine RPM | 5500 RPM | 4400 RPM |
| Torque | 249 Nm | 603 Nm |
| Torque RPM | 3000 RPM | 2800 RPM |
| Engine Bore Size | 82.5 mm | 106.2 mm |
| Engine Stroke Size | 86.4 mm | 92.5 mm |
| Engine Compression Ratio | 10.0:1 | 6.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1400 kg | 1860 kg |
| Vehicle Length | 4800 mm | 5290 mm |
| Vehicle Width | 1790 mm | 1950 mm |
| Vehicle Height | 1440 mm | 1350 mm |
| Wheelbase Size | 2700 mm | 3030 mm |
