1971 Citroen DS vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Citroen DS. In addition, the cost of maintenance, including insurance, on 1971 Citroen DS would be higher. At 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (175 HP @ 4000 RPM) has 77 more horse power than 1971 Citroen DS. (98 HP @ 5500 RPM) In normal driving conditions, 2007 BMW 525 should accelerate faster than 1971 Citroen DS. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 448 kg more than 1971 Citroen DS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 525 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 2007 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 1971 Citroen DS, 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, 2007 BMW 525 (400 Nm @ 2000 RPM) has 249 more torque (in Nm) than 1971 Citroen DS. (151 Nm @ 3500 RPM). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen DS.
Compare all specifications:
| 1971 Citroen DS | 2007 BMW 525 | |
| Make | Citroen | BMW |
| Model | DS | 525 |
| Year Released | 1971 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1985 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 98 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 151 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 84 mm |
| Engine Stroke Size | 85.5 mm | 75.1 mm |
| Engine Compression Ratio | 9.0:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1212 kg | 1660 kg |
| Vehicle Length | 4810 mm | 4850 mm |
| Vehicle Width | 1800 mm | 1850 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 3130 mm | 2890 mm |
