1978 Holden Sunbird vs. 2003 Pontiac Bonneville

To start off, 2003 Pontiac Bonneville is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1978 Holden Sunbird would be higher. At 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (200 HP) has 104 more horse power than 1978 Holden Sunbird. (96 HP) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 1978 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 470 kg more than 1978 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1978 Holden Sunbird 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 1978 Holden Sunbird. However, in wet, icy, snow, or gravel driving conditions, 2003 Pontiac Bonneville, 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 Pontiac Bonneville (311 Nm @ 4000 RPM) has 154 more torque (in Nm) than 1978 Holden Sunbird. (157 Nm @ 3600 RPM). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1978 Holden Sunbird. 2003 Pontiac Bonneville has automatic transmission and 1978 Holden Sunbird has manual transmission. 1978 Holden Sunbird will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Pontiac Bonneville will be easier to drive especially in heavy traffic.

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