1989 Citroen XM vs. 1978 Mercedes-Benz S
To start off, 1989 Citroen XM is newer by 11 year(s). Which means there will be less support and parts availability for 1978 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1978 Mercedes-Benz S would be higher. At 2,975 cc (6 cylinders), 1989 Citroen XM is equipped with a bigger engine. In terms of performance, 1989 Citroen XM (170 HP @ 5600 RPM) has 13 more horse power than 1978 Mercedes-Benz S. (157 HP @ 5500 RPM). In normal driving conditions, 1989 Citroen XM should accelerate faster than 1978 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercedes-Benz S weights approximately 296 kg more than 1989 Citroen XM.
Because 1978 Mercedes-Benz S 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 1978 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 1989 Citroen XM, 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, 1989 Citroen XM (240 Nm @ 4600 RPM) has 17 more torque (in Nm) than 1978 Mercedes-Benz S. (223 Nm @ 4000 RPM). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercedes-Benz S.
Compare all specifications:
1989 Citroen XM | 1978 Mercedes-Benz S | |
Make | Citroen | Mercedes-Benz |
Model | XM | S |
Year Released | 1989 | 1978 |
Engine Position | Front | Front |
Engine Size | 2975 cc | 2746 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Horse Power | 170 HP | 157 HP |
Engine RPM | 5600 RPM | 5500 RPM |
Torque | 240 Nm | 223 Nm |
Torque RPM | 4600 RPM | 4000 RPM |
Engine Bore Size | 93 mm | 86 mm |
Engine Stroke Size | 73 mm | 78.8 mm |
Engine Compression Ratio | 9.5:1 | 8.7:1 |
Drive Type | Front | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1314 kg | 1610 kg |
Vehicle Length | 4720 mm | 4740 mm |
Vehicle Width | 1800 mm | 1880 mm |
Vehicle Height | 1400 mm | 1430 mm |
Wheelbase Size | 2750 mm | 2870 mm |
Fuel Tank Capacity | 80 L | 85 L |