2009 Audi A6 vs. 1978 Mazda 616
To start off, 2009 Audi A6 is newer by 31 year(s). Which means there will be less support and parts availability for 1978 Mazda 616. In addition, the cost of maintenance, including insurance, on 1978 Mazda 616 would be higher. At 2,496 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (179 HP @ 4000 RPM) has 100 more horse power than 1978 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1978 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 703 kg more than 1978 Mazda 616. 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 (370 Nm @ 1500 RPM) has 246 more torque (in Nm) than 1978 Mazda 616. (124 Nm @ 3500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 616.
Compare all specifications:
| 2009 Audi A6 | 1978 Mazda 616 | |
| Make | Audi | Mazda |
| Model | A6 | 616 |
| Year Released | 2009 | 1978 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1586 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 179 HP | 79 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 370 Nm | 124 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Engine Bore Size | 78.3 mm | 78 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1615 kg | 912 kg |
| Vehicle Length | 4800 mm | 4160 mm |
| Vehicle Width | 1820 mm | 1590 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2480 mm |
