1971 BMW Touring vs. 2010 Citroen C4
To start off, 2010 Citroen C4 is newer by 39 year(s). Which means there will be less support and parts availability for 1971 BMW Touring. In addition, the cost of maintenance, including insurance, on 1971 BMW Touring would be higher. At 1,573 cc (4 cylinders), 1971 BMW Touring is equipped with a bigger engine. In terms of performance, 2010 Citroen C4 (108 HP @ 4000 RPM) has 23 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2010 Citroen C4 should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2010 Citroen C4 weights approximately 584 kg more than 1971 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2010 Citroen C4 (240 Nm @ 1750 RPM) has 110 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 2010 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1971 BMW Touring | 2010 Citroen C4 | |
| Make | BMW | Citroen |
| Model | Touring | C4 |
| Year Released | 1971 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 1560 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 108 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 130 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Engine Bore Size | 84.1 mm | 75 mm |
| Engine Stroke Size | 71 mm | 88 mm |
| Engine Compression Ratio | 8.6:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1614 kg |
| Vehicle Length | 4120 mm | 4590 mm |
| Vehicle Width | 1600 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1630 mm |
| Wheelbase Size | 2510 mm | 2730 mm |
