2007 Pontiac Grand Prix vs. 2002 Proton 400

To start off, 2007 Pontiac Grand Prix is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Proton 400. In addition, the cost of maintenance, including insurance, on 2002 Proton 400 would be higher. At 3,786 cc (6 cylinders), 2007 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2007 Pontiac Grand Prix (200 HP) has 126 more horse power than 2002 Proton 400. (74 HP). In normal driving conditions, 2007 Pontiac Grand Prix should accelerate faster than 2002 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2007 Pontiac Grand Prix weights approximately 663 kg more than 2002 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Pontiac Grand Prix (312 Nm @ 4000 RPM) has 204 more torque (in Nm) than 2002 Proton 400. (108 Nm @ 3000 RPM). This means 2007 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2002 Proton 400. 2007 Pontiac Grand Prix has automatic transmission and 2002 Proton 400 has manual transmission. 2002 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Pontiac Grand Prix will be easier to drive especially in heavy traffic.

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