1978 Mercury Cougar vs. 1977 Opel Commodore
To start off, 1978 Mercury Cougar is newer by 1 year(s). Which means there will be less support and parts availability for 1977 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1977 Opel Commodore would be higher. At 4,941 cc (8 cylinders), 1978 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1977 Opel Commodore (141 HP @ 5200 RPM) has 8 more horse power than 1978 Mercury Cougar. (133 HP @ 3400 RPM) In normal driving conditions, 1977 Opel Commodore should accelerate faster than 1978 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Cougar weights approximately 570 kg more than 1977 Opel Commodore.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1978 Mercury Cougar (336 Nm @ 1600 RPM) has 119 more torque (in Nm) than 1977 Opel Commodore. (217 Nm @ 3600 RPM). This means 1978 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1977 Opel Commodore.
Compare all specifications:
| 1978 Mercury Cougar | 1977 Opel Commodore | |
| Make | Mercury | Opel |
| Model | Cougar | Commodore |
| Year Released | 1978 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 4941 cc | 2784 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 133 HP | 141 HP |
| Engine RPM | 3400 RPM | 5200 RPM |
| Torque | 336 Nm | 217 Nm |
| Torque RPM | 1600 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1855 kg | 1285 kg |
| Vehicle Length | 5480 mm | 4620 mm |
| Vehicle Width | 2010 mm | 1730 mm |
| Vehicle Height | 1340 mm | 1430 mm |
| Wheelbase Size | 2910 mm | 2670 mm |
