1974 Citroen SM vs. 1963 Rover P6
To start off, 1974 Citroen SM is newer by 11 year(s). Which means there will be less support and parts availability for 1963 Rover P6. In addition, the cost of maintenance, including insurance, on 1963 Rover P6 would be higher. At 2,670 cc (6 cylinders), 1974 Citroen SM is equipped with a bigger engine. In terms of performance, 1974 Citroen SM (170 HP @ 5500 RPM) has 81 more horse power than 1963 Rover P6. (89 HP @ 5000 RPM). In normal driving conditions, 1974 Citroen SM should accelerate faster than 1963 Rover P6. With that said, vehicle weight also plays an important factor in acceleration. 1974 Citroen SM weights approximately 170 kg more than 1963 Rover P6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1963 Rover P6 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 1963 Rover P6. However, in wet, icy, snow, or gravel driving conditions, 1974 Citroen SM, 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, 1974 Citroen SM (237 Nm @ 4000 RPM) has 84 more torque (in Nm) than 1963 Rover P6. (153 Nm @ 2750 RPM). This means 1974 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1963 Rover P6.
Compare all specifications:
1974 Citroen SM | 1963 Rover P6 | |
Make | Citroen | Rover |
Model | SM | P6 |
Year Released | 1974 | 1963 |
Engine Position | Front | Front |
Engine Size | 2670 cc | 1978 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 170 HP | 89 HP |
Engine RPM | 5500 RPM | 5000 RPM |
Torque | 237 Nm | 153 Nm |
Torque RPM | 4000 RPM | 2750 RPM |
Engine Bore Size | 87.1 mm | 85.7 mm |
Engine Stroke Size | 75 mm | 85.7 mm |
Engine Compression Ratio | 9.0:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Front | Rear |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 3 doors |
Vehicle Weight | 1450 kg | 1280 kg |
Vehicle Length | 4900 mm | 4540 mm |
Vehicle Width | 1850 mm | 1700 mm |
Vehicle Height | 1330 mm | 1400 mm |
Wheelbase Size | 2960 mm | 2630 mm |
Fuel Tank Capacity | 25 L | 54 L |