2009 Audi A6 vs. 1974 Mazda 929
To start off, 2009 Audi A6 is newer by 35 year(s). Which means there will be less support and parts availability for 1974 Mazda 929. In addition, the cost of maintenance, including insurance, on 1974 Mazda 929 would be higher. At 1,984 cc (4 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (128 HP @ 5700 RPM) has 45 more horse power than 1974 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1974 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 380 kg more than 1974 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, 2009 Audi A6 (195 Nm @ 3300 RPM) has 61 more torque (in Nm) than 1974 Mazda 929. (134 Nm @ 3000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1974 Mazda 929.
Compare all specifications:
| 2009 Audi A6 | 1974 Mazda 929 | |
| Make | Audi | Mazda |
| Model | A6 | 929 |
| Year Released | 2009 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 128 HP | 83 HP |
| Engine RPM | 5700 RPM | 5000 RPM |
| Torque | 195 Nm | 134 Nm |
| Torque RPM | 3300 RPM | 3000 RPM |
| Engine Bore Size | 82.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 8.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1070 kg |
| Vehicle Length | 4800 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1670 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 55 L |
