2004 Opel Signum vs. 2004 Riley MR II
To start off, both 2004 Opel Signum and 2004 Riley MR II were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 7,994 cc (12 cylinders), 2004 Riley MR II is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 500 kg more than 2004 Riley MR II.
Compare all specifications:
| 2004 Opel Signum | 2004 Riley MR II | |
| Make | Opel | Riley |
| Model | Signum | MR II |
| Year Released | 2004 | 2004 |
| Engine Position | Front | Middle |
| Engine Size | 1995 cc | 7994 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 0 HP |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1560 kg | 1060 kg |
| Vehicle Length | 4640 mm | 4290 mm |
| Vehicle Width | 1800 mm | 1940 mm |
| Vehicle Height | 1470 mm | 1140 mm |
| Wheelbase Size | 2840 mm | 2650 mm |
