1974 Citroen CX vs. 2007 Mercedes-Benz R
To start off, 2007 Mercedes-Benz R is newer by 33 year(s). Which means there will be less support and parts availability for 1974 Citroen CX. In addition, the cost of maintenance, including insurance, on 1974 Citroen CX would be higher. At 2,987 cc (6 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (187 HP @ 4000 RPM) has 49 more horse power than 1974 Citroen CX. (138 HP @ 5000 RPM) In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 1974 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 776 kg more than 1974 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 1974 Citroen CX. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz R will offer significantly more control. 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 Mercedes-Benz R (440 Nm @ 1400 RPM) has 234 more torque (in Nm) than 1974 Citroen CX. (206 Nm @ 4000 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen CX.
Compare all specifications:
| 1974 Citroen CX | 2007 Mercedes-Benz R | |
| Make | Citroen | Mercedes-Benz |
| Model | CX | R |
| Year Released | 1974 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2500 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 187 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 206 Nm | 440 Nm |
| Torque RPM | 4000 RPM | 1400 RPM |
| Engine Bore Size | 93 mm | 83 mm |
| Engine Stroke Size | 92 mm | 92 mm |
| Engine Compression Ratio | 8.7:1 | 18.0:1 |
| Top Speed | 195 km/hour | 210 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 2226 kg |
| Vehicle Length | 4910 mm | 4930 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1390 mm | 1660 mm |
| Wheelbase Size | 3100 mm | 2990 mm |
