1975 Mazda 929 vs. 2006 Mercury Grand Marquis
To start off, 2006 Mercury Grand Marquis is newer by 31 year(s). Which means there will be less support and parts availability for 1975 Mazda 929. In addition, the cost of maintenance, including insurance, on 1975 Mazda 929 would be higher. At 4,605 cc (8 cylinders), 2006 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2006 Mercury Grand Marquis (224 HP @ 4800 RPM) has 141 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2006 Mercury Grand Marquis should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Grand Marquis weights approximately 765 kg more than 1975 Mazda 929. 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, 2006 Mercury Grand Marquis (369 Nm @ 4000 RPM) has 232 more torque (in Nm) than 1975 Mazda 929. (137 Nm @ 3000 RPM). This means 2006 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 929.
Compare all specifications:
| 1975 Mazda 929 | 2006 Mercury Grand Marquis | |
| Make | Mazda | Mercury |
| Model | 929 | Grand Marquis |
| Year Released | 1975 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 4605 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 224 HP |
| Engine RPM | 5000 RPM | 4800 RPM |
| Torque | 137 Nm | 369 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 80.1 mm | 90.2 mm |
| Engine Stroke Size | 88 mm | 89.9 mm |
| Engine Compression Ratio | 8.6:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1925 kg |
| Vehicle Length | 4550 mm | 5390 mm |
| Vehicle Width | 1670 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1490 mm |
| Wheelbase Size | 2520 mm | 2920 mm |
| Fuel Tank Capacity | 65 L | 72 L |
