1974 Citroen GS vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 31 year(s). Which means there will be less support and parts availability for 1974 Citroen GS. In addition, the cost of maintenance, including insurance, on 1974 Citroen GS would be higher. At 2,171 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (125 HP @ 4000 RPM) has 67 more horse power than 1974 Citroen GS. (58 HP @ 5750 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1974 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 581 kg more than 1974 Citroen GS. 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. Let's talk about torque, 2005 Opel Vectra (270 Nm @ 1500 RPM) has 183 more torque (in Nm) than 1974 Citroen GS. (87 Nm @ 3250 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen GS. 1974 Citroen GS has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 Citroen GS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1974 Citroen GS | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | GS | Vectra |
| Year Released | 1974 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1220 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 58 HP | 125 HP |
| Engine RPM | 5750 RPM | 4000 RPM |
| Torque | 87 Nm | 270 Nm |
| Torque RPM | 3250 RPM | 1500 RPM |
| Engine Bore Size | 77 mm | 84 mm |
| Engine Stroke Size | 65.6 mm | 98 mm |
| Engine Compression Ratio | 8.2:1 | 18.5:1 |
| Top Speed | 148 km/hour | 206 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 942 kg | 1523 kg |
| Vehicle Length | 4130 mm | 4830 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1510 mm |
| Wheelbase Size | 2560 mm | 2710 mm |
| Fuel Tank Capacity | 43 L | 61 L |
