2009 Mercury Grand Marquis vs. 1976 Opel Commodore
To start off, 2009 Mercury Grand Marquis is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1976 Opel Commodore would be higher. At 4,606 cc (8 cylinders), 2009 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2009 Mercury Grand Marquis (221 HP @ 4800 RPM) has 80 more horse power than 1976 Opel Commodore. (141 HP @ 5200 RPM). In normal driving conditions, 2009 Mercury Grand Marquis should accelerate faster than 1976 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Grand Marquis weights approximately 640 kg more than 1976 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2009 Mercury Grand Marquis (275 Nm @ 4000 RPM) has 59 more torque (in Nm) than 1976 Opel Commodore. (216 Nm @ 3600 RPM). This means 2009 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1976 Opel Commodore.
Compare all specifications:
| 2009 Mercury Grand Marquis | 1976 Opel Commodore | |
| Make | Mercury | Opel |
| Model | Grand Marquis | Commodore |
| Year Released | 2009 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 4606 cc | 2783 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 221 HP | 141 HP |
| Engine RPM | 4800 RPM | 5200 RPM |
| Torque | 275 Nm | 216 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 9.4:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1925 kg | 1285 kg |
| Vehicle Length | 5390 mm | 4620 mm |
| Vehicle Width | 2000 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2920 mm | 2670 mm |
| Fuel Tank Capacity | 62 L | 40 L |
