1973 GMC Jimmy vs. 1989 Mazda RX-7

To start off, 1989 Mazda RX-7 is newer by 16 year(s). Which means there will be less support and parts availability for 1973 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1973 GMC Jimmy would be higher. At 4,093 cc (6 cylinders), 1973 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1989 Mazda RX-7 (149 HP @ 6500 RPM) has 48 more horse power than 1973 GMC Jimmy. (101 HP @ 3600 RPM) In normal driving conditions, 1989 Mazda RX-7 should accelerate faster than 1973 GMC Jimmy. With that said, vehicle weight also plays an important factor in acceleration. 1973 GMC Jimmy weights approximately 570 kg more than 1989 Mazda RX-7.

Because 1973 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1989 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 1973 GMC Jimmy 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, 1973 GMC Jimmy (242 Nm @ 1600 RPM) has 56 more torque (in Nm) than 1989 Mazda RX-7. (186 Nm @ 3000 RPM). This means 1973 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1989 Mazda RX-7. 1973 GMC Jimmy has automatic transmission and 1989 Mazda RX-7 has manual transmission. 1989 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1973 GMC Jimmy will be easier to drive especially in heavy traffic.

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