1973 Mercury Cougar vs. 1975 Nissan Sunny
To start off, 1975 Nissan Sunny is newer by 2 year(s). Which means there will be less support and parts availability for 1973 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1973 Mercury Cougar would be higher. At 6,589 cc (8 cylinders), 1973 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1973 Mercury Cougar (168 HP @ 3800 RPM) has 117 more horse power than 1975 Nissan Sunny. (51 HP @ 6000 RPM). In normal driving conditions, 1973 Mercury Cougar should accelerate faster than 1975 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercury Cougar weights approximately 1255 kg more than 1975 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1973 Mercury Cougar (375 Nm @ 2000 RPM) has 296 more torque (in Nm) than 1975 Nissan Sunny. (79 Nm @ 3600 RPM). This means 1973 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1975 Nissan Sunny.
Compare all specifications:
| 1973 Mercury Cougar | 1975 Nissan Sunny | |
| Make | Mercury | Nissan |
| Model | Cougar | Sunny |
| Year Released | 1973 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 6589 cc | 1171 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 51 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 375 Nm | 79 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2055 kg | 800 kg |
| Vehicle Length | 5480 mm | 3960 mm |
| Vehicle Width | 2010 mm | 1550 mm |
| Vehicle Height | 1340 mm | 1380 mm |
| Wheelbase Size | 2910 mm | 2350 mm |
