2004 Opel Signum vs. 1963 Porsche 804
To start off, 2004 Opel Signum is newer by 41 year(s). Which means there will be less support and parts availability for 1963 Porsche 804. In addition, the cost of maintenance, including insurance, on 1963 Porsche 804 would be higher. At 1,910 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 1963 Porsche 804 (182 HP @ 9300 RPM) has 83 more horse power than 2004 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 1963 Porsche 804 should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 1133 kg more than 1963 Porsche 804.
Compare all specifications:
| 2004 Opel Signum | 1963 Porsche 804 | |
| Make | Opel | Porsche |
| Model | Signum | 804 |
| Year Released | 2004 | 1963 |
| Engine Size | 1910 cc | 1494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 99 HP | 182 HP |
| Engine RPM | 3120 RPM | 9300 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1595 kg | 462 kg |
| Vehicle Length | 4640 mm | 3960 mm |
| Vehicle Height | 1470 mm | 1320 mm |
| Wheelbase Size | 2620 mm | 2110 mm |
| Fuel Tank Capacity | 58 L | 73 L |
