1975 Citroen GS vs. 1986 Lancia Thema
To start off, 1986 Lancia Thema is newer by 11 year(s). Which means there will be less support and parts availability for 1975 Citroen GS. In addition, the cost of maintenance, including insurance, on 1975 Citroen GS would be higher. At 1,995 cc (4 cylinders), 1986 Lancia Thema is equipped with a bigger engine. In terms of performance, 1986 Lancia Thema (165 HP @ 5500 RPM) has 110 more horse power than 1975 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 1986 Lancia Thema should accelerate faster than 1975 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 1986 Lancia Thema weights approximately 260 kg more than 1975 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, 1986 Lancia Thema (285 Nm @ 2750 RPM) has 213 more torque (in Nm) than 1975 Citroen GS. (72 Nm @ 3500 RPM). This means 1986 Lancia Thema will have an easier job in driving up hills or pulling heavy equipment than 1975 Citroen GS.
Compare all specifications:
| 1975 Citroen GS | 1986 Lancia Thema | |
| Make | Citroen | Lancia |
| Model | GS | Thema |
| Year Released | 1975 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1014 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 55 HP | 165 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 72 Nm | 285 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 74 mm | 84 mm |
| Engine Stroke Size | 59 mm | 90 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 890 kg | 1150 kg |
| Vehicle Length | 4130 mm | 4600 mm |
| Vehicle Width | 1620 mm | 1760 mm |
| Vehicle Height | 1360 mm | 1440 mm |
| Wheelbase Size | 2560 mm | 2670 mm |
