1999 Buick Century vs. 2009 Hummer H2

To start off, 2009 Hummer H2 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Buick Century. In addition, the cost of maintenance, including insurance, on 1999 Buick Century would be higher. At 6,199 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP @ 5700 RPM) has 228 more horse power than 1999 Buick Century. (165 HP @ 5200 RPM) In normal driving conditions, 2009 Hummer H2 should accelerate faster than 1999 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1383 kg more than 1999 Buick Century. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Buick Century. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H2 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, 2009 Hummer H2 (564 Nm @ 4300 RPM) has 313 more torque (in Nm) than 1999 Buick Century. (251 Nm @ 4000 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Century.

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