2001 Audi A4 vs. 1991 Buick Riviera
To start off, 2001 Audi A4 is newer by 10 year(s). Which means there will be less support and parts availability for 1991 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1991 Buick Riviera would be higher. At 3,800 cc (6 cylinders), 1991 Buick Riviera is equipped with a bigger engine. In terms of performance, 1991 Buick Riviera (170 HP @ 4800 RPM) has 9 more horse power than 2001 Audi A4. (161 HP @ 6300 RPM) In normal driving conditions, 1991 Buick Riviera should accelerate faster than 2001 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Riviera weights approximately 90 kg more than 2001 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 1991 Buick Riviera (285 Nm @ 3200 RPM) has 54 more torque (in Nm) than 2001 Audi A4. (231 Nm @ 3200 RPM). This means 1991 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A4. 1991 Buick Riviera has automatic transmission and 2001 Audi A4 has manual transmission. 2001 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Audi A4 | 1991 Buick Riviera | |
| Make | Audi | Buick |
| Model | A4 | Riviera |
| Year Released | 2001 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 161 HP | 170 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 231 Nm | 285 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 96.5 mm |
| Engine Stroke Size | 77.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1520 kg |
| Vehicle Length | 4550 mm | 5040 mm |
| Vehicle Width | 1770 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
