2008 Fiat Siena vs. 1979 Mercury Cougar
To start off, 2008 Fiat Siena is newer by 29 year(s). Which means there will be less support and parts availability for 1979 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1979 Mercury Cougar would be higher. At 4,942 cc (8 cylinders), 1979 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1979 Mercury Cougar (134 HP @ 3400 RPM) has 28 more horse power than 2008 Fiat Siena. (106 HP @ 5500 RPM) In normal driving conditions, 1979 Mercury Cougar should accelerate faster than 2008 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1979 Mercury Cougar weights approximately 760 kg more than 2008 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1979 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 1979 Mercury Cougar. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 1979 Mercury Cougar (336 Nm @ 1600 RPM) has 196 more torque (in Nm) than 2008 Fiat Siena. (140 Nm @ 4000 RPM). This means 1979 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena.
Compare all specifications:
| 2008 Fiat Siena | 1979 Mercury Cougar | |
| Make | Fiat | Mercury |
| Model | Siena | Cougar |
| Year Released | 2008 | 1979 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 4942 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 106 HP | 134 HP |
| Engine RPM | 5500 RPM | 3400 RPM |
| Torque | 140 Nm | 336 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1095 kg | 1855 kg |
| Vehicle Length | 3550 mm | 5480 mm |
| Vehicle Width | 1640 mm | 2010 mm |
| Vehicle Height | 1490 mm | 1340 mm |
| Wheelbase Size | 2370 mm | 2910 mm |
