1978 Mercury Cougar vs. 2011 Toyota Sienna
To start off, 2011 Toyota Sienna is newer by 33 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, 2011 Toyota Sienna (266 HP @ 6200 RPM) has 133 more horse power than 1978 Mercury Cougar. (133 HP @ 3400 RPM) In normal driving conditions, 2011 Toyota Sienna should accelerate faster than 1978 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 2011 Toyota Sienna weights approximately 182 kg more than 1978 Mercury Cougar. 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, 2011 Toyota Sienna, 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 @ 1600 RPM) has 4 more torque (in Nm) than 2011 Toyota Sienna. (332 Nm @ 4700 RPM). This means 1978 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 2011 Toyota Sienna.
Compare all specifications:
| 1978 Mercury Cougar | 2011 Toyota Sienna | |
| Make | Mercury | Toyota |
| Model | Cougar | Sienna |
| Year Released | 1978 | 2011 |
| Body Type | Coupe | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4941 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 133 HP | 266 HP |
| Engine RPM | 3400 RPM | 6200 RPM |
| Torque | 336 Nm | 332 Nm |
| Torque RPM | 1600 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1855 kg | 2037 kg |
| Vehicle Length | 5480 mm | 5085 mm |
| Vehicle Width | 2010 mm | 1984 mm |
| Vehicle Height | 1340 mm | 1796 mm |
| Wheelbase Size | 2910 mm | 3030 mm |
