1989 Citroen XM vs. 1958 Morris Isis

To start off, 1989 Citroen XM is newer by 31 year(s). Which means there will be less support and parts availability for 1958 Morris Isis. In addition, the cost of maintenance, including insurance, on 1958 Morris Isis would be higher. At 3,000 cc (6 cylinders), 1989 Citroen XM is equipped with a bigger engine. In terms of performance, 1958 Morris Isis (85 HP @ 4250 RPM) has 26 more horse power than 1989 Citroen XM. (59 HP @ 4400 RPM) In normal driving conditions, 1958 Morris Isis should accelerate faster than 1989 Citroen XM.

Because 1958 Morris Isis 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 1958 Morris Isis. 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, 1958 Morris Isis (168 Nm) has 52 more torque (in Nm) than 1989 Citroen XM. (116 Nm). This means 1958 Morris Isis will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen XM. 1989 Citroen XM has automatic transmission and 1958 Morris Isis has manual transmission. 1958 Morris Isis will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1989 Citroen XM will be easier to drive especially in heavy traffic.

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