1986 Buick Riviera vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1986 Buick Riviera would be higher. At 3,800 cc (6 cylinders), 1986 Buick Riviera is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 75 kg more than 1986 Buick Riviera.
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.
Compare all specifications:
| 1986 Buick Riviera | 2005 Opel Signum | |
| Make | Buick | Opel |
| Model | Riviera | Signum |
| Year Released | 1986 | 2005 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 0 HP | 99 HP |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1520 kg | 1595 kg |
| Vehicle Length | 4760 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Wheelbase Size | 2760 mm | 2740 mm |
