1999 Buick Riviera vs. 2003 GMC Sierra

To start off, 2003 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1999 Buick Riviera 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 70 more horse power than 1999 Buick Riviera. (205 HP) In normal driving conditions, 2003 GMC Sierra should accelerate faster than 1999 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 245 kg more than 1999 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2003 GMC Sierra 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 2003 GMC Sierra. However, in wet, icy, snow, or gravel driving conditions, 1999 Buick Riviera, 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, 2003 GMC Sierra (386 Nm) has 74 more torque (in Nm) than 1999 Buick Riviera. (312 Nm). This means 2003 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Riviera. 1999 Buick Riviera 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. 1999 Buick Riviera will be easier to drive especially in heavy traffic.

Compare all specifications: