1999 Buick Riviera vs. 1986 Peugeot 309
To start off, 1999 Buick Riviera is newer by 13 year(s). Which means there will be less support and parts availability for 1986 Peugeot 309. In addition, the cost of maintenance, including insurance, on 1986 Peugeot 309 would be higher. At 3,791 cc (6 cylinders), 1999 Buick Riviera is equipped with a bigger engine. In terms of performance, 1999 Buick Riviera (205 HP @ 5200 RPM) has 138 more horse power than 1986 Peugeot 309. (67 HP @ 4600 RPM). In normal driving conditions, 1999 Buick Riviera should accelerate faster than 1986 Peugeot 309. With that said, vehicle weight also plays an important factor in acceleration. 1999 Buick Riviera weights approximately 710 kg more than 1986 Peugeot 309. 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, 1999 Buick Riviera (312 Nm @ 4000 RPM) has 194 more torque (in Nm) than 1986 Peugeot 309. (118 Nm @ 2000 RPM). This means 1999 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1986 Peugeot 309. 1999 Buick Riviera has automatic transmission and 1986 Peugeot 309 has manual transmission. 1986 Peugeot 309 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Buick Riviera | 1986 Peugeot 309 | |
| Make | Buick | Peugeot |
| Model | Riviera | 309 |
| Year Released | 1999 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1905 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 205 HP | 67 HP |
| Engine RPM | 5200 RPM | 4600 RPM |
| Torque | 312 Nm | 118 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 96.5 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 9.4:1 | 23.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1700 kg | 990 kg |
| Vehicle Length | 5270 mm | 4060 mm |
| Vehicle Width | 1910 mm | 1630 mm |
| Vehicle Height | 1400 mm | 1380 mm |
