1967 Cadillac Calais vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 38 year(s). Which means there will be less support and parts availability for 1967 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1967 Cadillac Calais would be higher. At 7,029 cc (8 cylinders), 1967 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1967 Cadillac Calais (208 HP @ 4600 RPM) has 84 more horse power than 2005 Opel Signum. (124 HP @ 3250 RPM). In normal driving conditions, 1967 Cadillac Calais should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1967 Cadillac Calais weights approximately 380 kg more than 2005 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1967 Cadillac Calais | 2005 Opel Signum | |
| Make | Cadillac | Opel |
| Model | Calais | Signum |
| Year Released | 1967 | 2005 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 7029 cc | 2171 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 208 HP | 124 HP |
| Engine RPM | 4600 RPM | 3250 RPM |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1990 kg | 1610 kg |
| Vehicle Length | 5700 mm | 4640 mm |
| Vehicle Width | 2030 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 3300 mm | 2710 mm |
| Fuel Tank Capacity | 82 L | 60 L |
