2004 Fiat Siena vs. 1972 Rover P5B

To start off, 2004 Fiat Siena is newer by 32 year(s). Which means there will be less support and parts availability for 1972 Rover P5B. In addition, the cost of maintenance, including insurance, on 1972 Rover P5B would be higher. At 3,528 cc (8 cylinders), 1972 Rover P5B is equipped with a bigger engine. In terms of performance, 1972 Rover P5B (158 HP @ 5200 RPM) has 88 more horse power than 2004 Fiat Siena. (70 HP @ 5750 RPM) In normal driving conditions, 1972 Rover P5B should accelerate faster than 2004 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1972 Rover P5B weights approximately 570 kg more than 2004 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1972 Rover P5B 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 1972 Rover P5B. However, in wet, icy, snow, or gravel driving conditions, 2004 Fiat Siena, 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, 1972 Rover P5B (295 Nm @ 3000 RPM) has 200 more torque (in Nm) than 2004 Fiat Siena. (95 Nm @ 4000 RPM). This means 1972 Rover P5B will have an easier job in driving up hills or pulling heavy equipment than 2004 Fiat Siena. 1972 Rover P5B has automatic transmission and 2004 Fiat Siena has manual transmission. 2004 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1972 Rover P5B will be easier to drive especially in heavy traffic.

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