1998 Audi A6 vs. 1979 Mazda 929
To start off, 1998 Audi A6 is newer by 19 year(s). Which means there will be less support and parts availability for 1979 Mazda 929. In addition, the cost of maintenance, including insurance, on 1979 Mazda 929 would be higher. At 1,781 cc (4 cylinders), 1998 Audi A6 is equipped with a bigger engine. In terms of performance, 1998 Audi A6 (123 HP @ 5800 RPM) has 40 more horse power than 1979 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1998 Audi A6 should accelerate faster than 1979 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1998 Audi A6 weights approximately 375 kg more than 1979 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, 1998 Audi A6 (168 Nm @ 3500 RPM) has 34 more torque (in Nm) than 1979 Mazda 929. (134 Nm @ 3000 RPM). This means 1998 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 929.
Compare all specifications:
| 1998 Audi A6 | 1979 Mazda 929 | |
| Make | Audi | Mazda |
| Model | A6 | 929 |
| Year Released | 1998 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1767 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 83 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 168 Nm | 134 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 81.1 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1070 kg |
| Vehicle Length | 4800 mm | 4410 mm |
| Vehicle Width | 1820 mm | 1670 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2760 mm | 2520 mm |
