1972 GMC Suburban vs. 1999 Pontiac Firebird

To start off, 1999 Pontiac Firebird is newer by 27 year(s). Which means there will be less support and parts availability for 1972 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1972 GMC Suburban would be higher. At 5,700 cc (8 cylinders), 1999 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1999 Pontiac Firebird (148 HP @ 5600 RPM) has 48 more horse power than 1972 GMC Suburban. (100 HP @ 3600 RPM) In normal driving conditions, 1999 Pontiac Firebird should accelerate faster than 1972 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1972 GMC Suburban weights approximately 614 kg more than 1999 Pontiac Firebird.

Because 1972 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1999 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 1972 GMC Suburban 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 Pontiac Firebird (454 Nm) has 212 more torque (in Nm) than 1972 GMC Suburban. (242 Nm). This means 1999 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1972 GMC Suburban. 1972 GMC Suburban has automatic transmission and 1999 Pontiac Firebird has manual transmission. 1999 Pontiac Firebird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1972 GMC Suburban will be easier to drive especially in heavy traffic.

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