2009 Audi A6 vs. 1997 Buick Riviera
To start off, 2009 Audi A6 is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1997 Buick Riviera would be higher. At 3,791 cc (6 cylinders), 1997 Buick Riviera is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (342 HP @ 6500 RPM) has 140 more horse power than 1997 Buick Riviera. (202 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1997 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1997 Buick Riviera weights approximately 160 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1997 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 1997 Buick Riviera (312 Nm @ 4000 RPM) has 69 more torque (in Nm) than 2009 Audi A6. (243 Nm @ 3250 RPM). This means 1997 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 1997 Buick Riviera | |
| Make | Audi | Buick |
| Model | A6 | Riviera |
| Year Released | 2009 | 1997 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3129 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 342 HP | 202 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 243 Nm | 312 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Compression Ratio | 12.5:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1700 kg |
| Vehicle Length | 4920 mm | 5270 mm |
| Vehicle Width | 1470 mm | 1910 mm |
| Vehicle Height | 1860 mm | 1400 mm |
