1970 AC 428 vs. 2009 BMW X5

To start off, 2009 BMW X5 is newer by 39 year(s). Which means there will be less support and parts availability for 1970 AC 428. In addition, the cost of maintenance, including insurance, on 1970 AC 428 would be higher. At 7,003 cc (8 cylinders), 1970 AC 428 is equipped with a bigger engine. In terms of performance, 2009 BMW X5 (350 HP @ 6300 RPM) has 52 more horse power than 1970 AC 428. (298 HP @ 4600 RPM) In normal driving conditions, 2009 BMW X5 should accelerate faster than 1970 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X5 weights approximately 95 kg more than 1970 AC 428. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2009 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1970 AC 428. In wet, icy, snow, or gravel driving conditions, 2009 BMW X5 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, 1970 AC 428 (640 Nm @ 2800 RPM) has 164 more torque (in Nm) than 2009 BMW X5. (476 Nm @ 3400 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X5. 2009 BMW X5 has automatic transmission and 1970 AC 428 has manual transmission. 1970 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X5 will be easier to drive especially in heavy traffic.

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