2005 Isuzu KB vs. 1979 Mazda 121

To start off, 2005 Isuzu KB is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 2,998 cc, 2005 Isuzu KB is equipped with a bigger engine. In terms of performance, 2005 Isuzu KB (129 HP @ 3800 RPM) has 39 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2005 Isuzu KB should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Isuzu KB weights approximately 766 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2005 Isuzu KB is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2005 Isuzu KB 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, 2005 Isuzu KB (265 Nm @ 2000 RPM) has 105 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2005 Isuzu KB will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.

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