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 1,998 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (173 HP @ 5500 RPM) has 115 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 543 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 (265 Nm @ 2500 RPM) has 178 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 | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 58 HP | 173 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Torque | 87 Nm | 265 Nm |
| Torque RPM | 3250 RPM | 2500 RPM |
| Engine Bore Size | 77 mm | 86 mm |
| Engine Stroke Size | 65.6 mm | 86 mm |
| Engine Compression Ratio | 8.2:1 | 9.5:1 |
| Top Speed | 148 km/hour | 230 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 | 1485 kg |
| Vehicle Length | 4130 mm | 4600 mm |
| Vehicle Width | 1610 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2620 mm |
| Fuel Tank Capacity | 43 L | 61 L |
