2009 Infiniti M vs. 1974 Mercury Cougar
To start off, 2009 Infiniti M is newer by 35 year(s). Which means there will be less support and parts availability for 1974 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1974 Mercury Cougar would be higher. At 5,752 cc (8 cylinders), 1974 Mercury Cougar is equipped with a bigger engine. In terms of performance, 2009 Infiniti M (303 HP @ 6800 RPM) has 142 more horse power than 1974 Mercury Cougar. (161 HP @ 4000 RPM). In normal driving conditions, 2009 Infiniti M should accelerate faster than 1974 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti M weights approximately 147 kg more than 1974 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 1974 Mercury Cougar. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti M will offer significantly more control. 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, 1974 Mercury Cougar (382 Nm @ 2000 RPM) has 27 more torque (in Nm) than 2009 Infiniti M. (355 Nm @ 4800 RPM). This means 1974 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti M. 2009 Infiniti M has automatic transmission and 1974 Mercury Cougar has manual transmission. 1974 Mercury Cougar will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Infiniti M | 1974 Mercury Cougar | |
| Make | Infiniti | Mercury |
| Model | M | Cougar |
| Year Released | 2009 | 1974 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 5752 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 303 HP | 161 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 355 Nm | 382 Nm |
| Torque RPM | 4800 RPM | 2000 RPM |
| Engine Compression Ratio | 10.3:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1722 kg | 1575 kg |
| Vehicle Length | 4940 mm | 5010 mm |
| Vehicle Width | 1810 mm | 1920 mm |
| Vehicle Height | 1530 mm | 1300 mm |
| Wheelbase Size | 2910 mm | 2860 mm |
