1991 Buick Riviera vs. 2006 Citroen C5
To start off, 2006 Citroen C5 is newer by 15 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 56 more horse power than 2006 Citroen C5. (114 HP @ 5500 RPM). In normal driving conditions, 1991 Buick Riviera should accelerate faster than 2006 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Riviera weights approximately 68 kg more than 2006 Citroen C5. 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 125 more torque (in Nm) than 2006 Citroen C5. (160 Nm @ 4000 RPM). This means 1991 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2006 Citroen C5. 1991 Buick Riviera has automatic transmission and 2006 Citroen C5 has manual transmission. 2006 Citroen C5 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:
| 1991 Buick Riviera | 2006 Citroen C5 | |
| Make | Buick | Citroen |
| Model | Riviera | C5 |
| Year Released | 1991 | 2006 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1749 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 170 HP | 114 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 285 Nm | 160 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Compression Ratio | 8.5:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1520 kg | 1452 kg |
| Vehicle Length | 5040 mm | 4750 mm |
| Vehicle Width | 1830 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1480 mm |
| Wheelbase Size | 2760 mm | 2760 mm |
