1987 Buick Riviera vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 17 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 3,800 cc (6 cylinders), 1987 Buick Riviera is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 40 kg more than 1987 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:
| 1987 Buick Riviera | 2004 Opel Signum | |
| Make | Buick | Opel |
| Model | Riviera | Signum |
| Year Released | 1987 | 2004 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 0 HP | 173 HP |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1520 kg | 1560 kg |
| Vehicle Length | 4760 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
