1980 Mazda 929 vs. 2007 Mercury Grand Marquis
To start off, 2007 Mercury Grand Marquis is newer by 27 year(s). Which means there will be less support and parts availability for 1980 Mazda 929. In addition, the cost of maintenance, including insurance, on 1980 Mazda 929 would be higher. At 4,603 cc (8 cylinders), 2007 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2007 Mercury Grand Marquis (239 HP @ 4900 RPM) has 156 more horse power than 1980 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2007 Mercury Grand Marquis should accelerate faster than 1980 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Grand Marquis weights approximately 762 kg more than 1980 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Mercury Grand Marquis (389 Nm @ 4100 RPM) has 254 more torque (in Nm) than 1980 Mazda 929. (135 Nm @ 3000 RPM). This means 2007 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 929.
Compare all specifications:
| 1980 Mazda 929 | 2007 Mercury Grand Marquis | |
| Make | Mazda | Mercury |
| Model | 929 | Grand Marquis |
| Year Released | 1980 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 4603 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 239 HP |
| Engine RPM | 5000 RPM | 4900 RPM |
| Torque | 135 Nm | 389 Nm |
| Torque RPM | 3000 RPM | 4100 RPM |
| Engine Bore Size | 80 mm | 90.2 mm |
| Engine Stroke Size | 88 mm | 89.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1832 kg |
| Vehicle Length | 4410 mm | 5370 mm |
| Vehicle Width | 1670 mm | 2000 mm |
| Vehicle Height | 1420 mm | 1490 mm |
| Wheelbase Size | 2520 mm | 2920 mm |
| Fuel Tank Capacity | 55 L | 72 L |
