1997 Beijing BJ 2021 vs. 1981 Mazda RX-7

To start off, 1997 Beijing BJ 2021 is newer by 16 year(s). Which means there will be less support and parts availability for 1981 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1981 Mazda RX-7 would be higher. At 2,466 cc (4 cylinders), 1997 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 1981 Mazda RX-7 (104 HP @ 6000 RPM) has 4 more horse power than 1997 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 1981 Mazda RX-7 should accelerate faster than 1997 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 1997 Beijing BJ 2021 weights approximately 420 kg more than 1981 Mazda RX-7.

Because 1997 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 1997 Beijing BJ 2021 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, 1997 Beijing BJ 2021 (179 Nm @ 2800 RPM) has 34 more torque (in Nm) than 1981 Mazda RX-7. (145 Nm @ 4000 RPM). This means 1997 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda RX-7.

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