2003 GMC Sierra vs. 2006 Opel Antara

To start off, 2006 Opel Antara is newer by 3 year(s). Which means there will be less support and parts availability for 2003 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2003 GMC Sierra would be higher. At 4,816 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (275 HP) has 63 more horse power than 2006 Opel Antara. (212 HP). In normal driving conditions, 2003 GMC Sierra should accelerate faster than 2006 Opel Antara.

Because 2006 Opel Antara is four wheel drive (4WD), it will have significant more traction and grip than 2003 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2006 Opel Antara 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, 2006 Opel Antara (542 Nm) has 156 more torque (in Nm) than 2003 GMC Sierra. (386 Nm). This means 2006 Opel Antara will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sierra. 2006 Opel Antara has automatic transmission and 2003 GMC Sierra has manual transmission. 2003 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Antara will be easier to drive especially in heavy traffic.

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