1999 Citroen XM vs. 1956 Porsche 356
To start off, 1999 Citroen XM is newer by 43 year(s). Which means there will be less support and parts availability for 1956 Porsche 356. In addition, the cost of maintenance, including insurance, on 1956 Porsche 356 would be higher. At 1,996 cc (4 cylinders), 1999 Citroen XM is equipped with a bigger engine. In terms of performance, 1999 Citroen XM (115 HP) has 56 more horse power than 1956 Porsche 356. (59 HP). In normal driving conditions, 1999 Citroen XM should accelerate faster than 1956 Porsche 356. With that said, vehicle weight also plays an important factor in acceleration. 1999 Citroen XM weights approximately 428 kg more than 1956 Porsche 356. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1956 Porsche 356 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 1956 Porsche 356. However, in wet, icy, snow, or gravel driving conditions, 1999 Citroen XM, 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, 1999 Citroen XM (174 Nm @ 4250 RPM) has 64 more torque (in Nm) than 1956 Porsche 356. (110 Nm @ 2800 RPM). This means 1999 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1956 Porsche 356.
Compare all specifications:
| 1999 Citroen XM | 1956 Porsche 356 | |
| Make | Citroen | Porsche |
| Model | XM | 356 |
| Year Released | 1999 | 1956 |
| Engine Position | Front | Rear |
| Engine Size | 1996 cc | 1582 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 115 HP | 59 HP |
| Torque | 174 Nm | 110 Nm |
| Torque RPM | 4250 RPM | 2800 RPM |
| Engine Bore Size | 86 mm | 82.5 mm |
| Engine Stroke Size | 86 mm | 74 mm |
| Engine Compression Ratio | 8.8:1 | 7.5:1 |
| Top Speed | 193 km/hour | 163 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1280 kg | 852 kg |
| Vehicle Length | 4720 mm | 3960 mm |
| Vehicle Width | 1800 mm | 1680 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2760 mm | 2110 mm |
| Fuel Tank Capacity | 66 L | 52 L |
