2002 Fiat Siena vs. 1978 Mercury Cougar

To start off, 2002 Fiat Siena is newer by 24 year(s). Which means there will be less support and parts availability for 1978 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1978 Mercury Cougar would be higher. At 4,941 cc (8 cylinders), 1978 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1978 Mercury Cougar (133 HP @ 3400 RPM) has 11 more horse power than 2002 Fiat Siena. (122 HP @ 5250 RPM) In normal driving conditions, 1978 Mercury Cougar should accelerate faster than 2002 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Cougar weights approximately 511 kg more than 2002 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1978 Mercury Cougar 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 Mercury Cougar. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 1978 Mercury Cougar (336 Nm) has 249 more torque (in Nm) than 2002 Fiat Siena. (87 Nm). This means 1978 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 2002 Fiat Siena.

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