2006 BMW Z4 vs. 1999 GMC Sierra

To start off, 2006 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra would be higher. At 5,325 cc (8 cylinders), 1999 GMC Sierra is equipped with a bigger engine. In terms of performance, 1999 GMC Sierra (282 HP @ 5200 RPM) has 93 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 1999 GMC Sierra should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 500 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1999 GMC Sierra 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, 1999 GMC Sierra (440 Nm @ 4000 RPM) has 195 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 1999 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.

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