1991 Citroen ZX vs. 1968 Opel Olympia
To start off, 1991 Citroen ZX is newer by 23 year(s). Which means there will be less support and parts availability for 1968 Opel Olympia. In addition, the cost of maintenance, including insurance, on 1968 Opel Olympia would be higher. At 1,905 cc (4 cylinders), 1991 Citroen ZX is equipped with a bigger engine. In terms of performance, 1991 Citroen ZX (130 HP @ 6000 RPM) has 71 more horse power than 1968 Opel Olympia. (59 HP @ 5200 RPM). In normal driving conditions, 1991 Citroen ZX should accelerate faster than 1968 Opel Olympia. With that said, vehicle weight also plays an important factor in acceleration. 1991 Citroen ZX weights approximately 318 kg more than 1968 Opel Olympia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1968 Opel Olympia is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1968 Opel Olympia. However, in wet, icy, snow, or gravel driving conditions, 1991 Citroen ZX, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Citroen ZX (160 Nm @ 4750 RPM) has 74 more torque (in Nm) than 1968 Opel Olympia. (86 Nm @ 4400 RPM). This means 1991 Citroen ZX will have an easier job in driving up hills or pulling heavy equipment than 1968 Opel Olympia.
Compare all specifications:
| 1991 Citroen ZX | 1968 Opel Olympia | |
| Make | Citroen | Opel |
| Model | ZX | Olympia |
| Year Released | 1991 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 1905 cc | 1078 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 130 HP | 59 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 160 Nm | 86 Nm |
| Torque RPM | 4750 RPM | 4400 RPM |
| Engine Bore Size | 83 mm | 75 mm |
| Engine Stroke Size | 88 mm | 61 mm |
| Engine Compression Ratio | 9.6:1 | 9.2:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1104 kg | 786 kg |
| Vehicle Length | 4090 mm | 4120 mm |
| Vehicle Width | 1710 mm | 1620 mm |
| Vehicle Height | 1410 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2420 mm |
