1973 Citroen SM vs. 2007 Land Rover Defender
To start off, 2007 Land Rover Defender is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (171 HP @ 5500 RPM) has 51 more horse power than 2007 Land Rover Defender. (120 HP @ 4200 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 2007 Land Rover Defender. With that said, vehicle weight also plays an important factor in acceleration. 2007 Land Rover Defender weights approximately 836 kg more than 1973 Citroen SM.
Because 2007 Land Rover Defender is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2007 Land Rover Defender 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 Land Rover Defender (300 Nm @ 1950 RPM) has 63 more torque (in Nm) than 1973 Citroen SM. (237 Nm @ 4000 RPM). This means 2007 Land Rover Defender will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 1973 Citroen SM | 2007 Land Rover Defender | |
| Make | Citroen | Land Rover |
| Model | SM | Defender |
| Year Released | 1973 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 171 HP | 120 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 237 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Compression Ratio | 9.0:1 | 19.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 9 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 2286 kg |
| Vehicle Length | 4900 mm | 5140 mm |
| Vehicle Width | 1850 mm | 2040 mm |
| Vehicle Height | 1330 mm | 1800 mm |
| Wheelbase Size | 2960 mm | 3230 mm |
| Fuel Tank Capacity | 25 L | 75 L |
