1987 Ford Sierra vs. 2008 GMC Acadia

To start off, 2008 GMC Acadia is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 3,600 cc (6 cylinders), 2008 GMC Acadia is equipped with a bigger engine. In terms of performance, 2008 GMC Acadia (275 HP @ 6600 RPM) has 209 more horse power than 1987 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 2008 GMC Acadia should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Acadia weights approximately 972 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2008 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 1987 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2008 GMC Acadia 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, 2008 GMC Acadia (340 Nm @ 3200 RPM) has 198 more torque (in Nm) than 1987 Ford Sierra. (142 Nm @ 2000 RPM). This means 2008 GMC Acadia will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 2008 GMC Acadia has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Acadia will be easier to drive especially in heavy traffic.

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