2005 Mazda 6 vs. 1980 Mazda 929
To start off, 2005 Mazda 6 is newer by 25 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 2,261 cc (4 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2005 Mazda 6 (165 HP @ 6500 RPM) has 82 more horse power than 1980 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2005 Mazda 6 should accelerate faster than 1980 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 6 weights approximately 360 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, 2005 Mazda 6 (205 Nm @ 4000 RPM) has 70 more torque (in Nm) than 1980 Mazda 929. (135 Nm @ 3000 RPM). This means 2005 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 929.
Compare all specifications:
| 2005 Mazda 6 | 1980 Mazda 929 | |
| Make | Mazda | Mazda |
| Model | 6 | 929 |
| Year Released | 2005 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 165 HP | 83 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 205 Nm | 135 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 87.5 mm | 80 mm |
| Engine Stroke Size | 94 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1070 kg |
| Vehicle Length | 4690 mm | 4410 mm |
| Vehicle Width | 1790 mm | 1670 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2680 mm | 2520 mm |
| Fuel Tank Capacity | 64 L | 55 L |
