2009 Audi A5 vs. 1975 Mazda 929
To start off, 2009 Audi A5 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Mazda 929. In addition, the cost of maintenance, including insurance, on 1975 Mazda 929 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (265 HP @ 6500 RPM) has 182 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1975 Mazda 929 weights approximately 140 kg more than 2009 Audi A5.
Let's talk about torque, 2009 Audi A5 (331 Nm @ 3250 RPM) has 197 more torque (in Nm) than 1975 Mazda 929. (134 Nm @ 3000 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 929.
Compare all specifications:
| 2009 Audi A5 | 1975 Mazda 929 | |
| Make | Audi | Mazda |
| Model | A5 | 929 |
| Year Released | 2009 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 265 HP | 83 HP |
| Engine RPM | 6500 RPM | 5000 RPM |
| Torque | 331 Nm | 134 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 80.1 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 930 kg | 1070 kg |
| Vehicle Length | 4630 mm | 4410 mm |
| Vehicle Width | 1990 mm | 1670 mm |
| Vehicle Height | 1380 mm | 1420 mm |
| Wheelbase Size | 2760 mm | 2520 mm |
| Fuel Tank Capacity | 64 L | 55 L |
