1972 Citroen SM vs. 1989 GMC Suburban

To start off, 1989 GMC Suburban is newer by 17 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 5,732 cc (8 cylinders), 1989 GMC Suburban is equipped with a bigger engine. In terms of performance, 1989 GMC Suburban (208 HP) has 28 more horse power than 1972 Citroen SM. (180 HP) In normal driving conditions, 1989 GMC Suburban should accelerate faster than 1972 Citroen SM.

Because 1989 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1972 Citroen SM. In wet, icy, snow, or gravel driving conditions, 1989 GMC Suburban 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, 1989 GMC Suburban (407 Nm) has 176 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 1989 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM. 1989 GMC Suburban has automatic transmission and 1972 Citroen SM has manual transmission. 1972 Citroen SM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 GMC Suburban will be easier to drive especially in heavy traffic.

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