1981 BMW 745 vs. 2005 Proton Impian

To start off, 2005 Proton Impian is newer by 24 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 151 more horse power than 2005 Proton Impian. (101 HP @ 6000 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 2005 Proton Impian. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 385 kg more than 2005 Proton Impian. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1981 BMW 745 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 1981 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 2005 Proton Impian, 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 240 more torque (in Nm) than 2005 Proton Impian. (140 Nm @ 2750 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2005 Proton Impian. 2005 Proton Impian has automatic transmission and 1981 BMW 745 has manual transmission. 1981 BMW 745 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Proton Impian will be easier to drive especially in heavy traffic.

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