2006 Infiniti QX56 vs. 1980 Mazda 929
To start off, 2006 Infiniti QX56 is newer by 26 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 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 232 more horse power than 1980 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 1980 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti QX56 weights approximately 250 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, 2006 Infiniti QX56 (529 Nm @ 3600 RPM) has 394 more torque (in Nm) than 1980 Mazda 929. (135 Nm @ 3000 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 929.
Compare all specifications:
| 2006 Infiniti QX56 | 1980 Mazda 929 | |
| Make | Infiniti | Mazda |
| Model | QX56 | 929 |
| Year Released | 2006 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 5555 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 315 HP | 83 HP |
| Engine RPM | 4900 RPM | 5000 RPM |
| Torque | 529 Nm | 135 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 98 mm | 80 mm |
| Engine Stroke Size | 92 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1070 kg |
| Vehicle Length | 5260 mm | 4410 mm |
| Vehicle Width | 2010 mm | 1670 mm |
| Vehicle Height | 1980 mm | 1420 mm |
| Wheelbase Size | 3140 mm | 2520 mm |
| Fuel Tank Capacity | 106 L | 55 L |
