1946 Citroen 7A vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 61 year(s). Which means there will be less support and parts availability for 1946 Citroen 7A. In addition, the cost of maintenance, including insurance, on 1946 Citroen 7A would be higher. At 3,173 cc (6 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (208 HP @ 6200 RPM) has 173 more horse power than 1946 Citroen 7A. (35 HP @ 3200 RPM) In normal driving conditions, 2007 Opel Signum should accelerate faster than 1946 Citroen 7A. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 704 kg more than 1946 Citroen 7A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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. 2007 Opel Signum has automatic transmission and 1946 Citroen 7A has manual transmission. 1946 Citroen 7A will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1946 Citroen 7A | 2007 Opel Signum | |
| Make | Citroen | Opel |
| Model | 7A | Signum |
| Year Released | 1946 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1529 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 35 HP | 208 HP |
| Engine RPM | 3200 RPM | 6200 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 906 kg | 1610 kg |
| Vehicle Length | 4460 mm | 4640 mm |
| Vehicle Width | 1630 mm | 1800 mm |
| Vehicle Height | 1530 mm | 1470 mm |
| Wheelbase Size | 2920 mm | 2840 mm |
