1999 Audi S8 vs. 1987 Buick Riviera
To start off, 1999 Audi S8 is newer by 12 year(s). Which means there will be less support and parts availability for 1987 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1987 Buick Riviera would be higher. At 4,170 cc (8 cylinders), 1999 Audi S8 is equipped with a bigger engine. In terms of performance, 1999 Audi S8 (247 HP @ 7000 RPM) has 97 more horse power than 1987 Buick Riviera. (150 HP @ 4400 RPM). In normal driving conditions, 1999 Audi S8 should accelerate faster than 1987 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi S8 weights approximately 249 kg more than 1987 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1987 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 1999 Audi S8 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, 1999 Audi S8 (330 Nm @ 3400 RPM) has 59 more torque (in Nm) than 1987 Buick Riviera. (271 Nm @ 2000 RPM). This means 1999 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1987 Buick Riviera.
Compare all specifications:
| 1999 Audi S8 | 1987 Buick Riviera | |
| Make | Audi | Buick |
| Model | S8 | Riviera |
| Year Released | 1999 | 1987 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 150 HP |
| Engine RPM | 7000 RPM | 4400 RPM |
| Torque | 330 Nm | 271 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 96.5 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Engine Compression Ratio | 11.0:1 | 8.0:1 |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1750 kg | 1501 kg |
| Vehicle Length | 5040 mm | 4760 mm |
| Vehicle Width | 1890 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1390 mm |
| Wheelbase Size | 2890 mm | 2750 mm |
