1976 Mazda 929 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 31 year(s). Which means there will be less support and parts availability for 1976 Mazda 929. In addition, the cost of maintenance, including insurance, on 1976 Mazda 929 would be higher. At 3,122 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (252 HP @ 6500 RPM) has 169 more horse power than 1976 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 1976 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 466 kg more than 1976 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 Audi A6 (330 Nm @ 3250 RPM) has 196 more torque (in Nm) than 1976 Mazda 929. (134 Nm @ 3000 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1976 Mazda 929.
Compare all specifications:
| 1976 Mazda 929 | 2007 Audi A6 | |
| Make | Mazda | Audi |
| Model | 929 | A6 |
| Year Released | 1976 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 3122 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 252 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 134 Nm | 330 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Engine Bore Size | 80 mm | 84.5 mm |
| Engine Stroke Size | 88 mm | 92.8 mm |
| Engine Compression Ratio | 8.6:1 | 13.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1074 kg | 1540 kg |
| Vehicle Length | 4410 mm | 4920 mm |
| Vehicle Width | 1670 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2850 mm |
| Fuel Tank Capacity | 55 L | 70 L |
