2009 Audi S5 vs. 1985 Mazda 929
To start off, 2009 Audi S5 is newer by 24 year(s). Which means there will be less support and parts availability for 1985 Mazda 929. In addition, the cost of maintenance, including insurance, on 1985 Mazda 929 would be higher. At 4,163 cc (8 cylinders), 2009 Audi S5 is equipped with a bigger engine. In terms of performance, 2009 Audi S5 (354 HP @ 6800 RPM) has 265 more horse power than 1985 Mazda 929. (89 HP @ 4800 RPM). In normal driving conditions, 2009 Audi S5 should accelerate faster than 1985 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 620 kg more than 1985 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 S5 (441 Nm @ 3500 RPM) has 281 more torque (in Nm) than 1985 Mazda 929. (160 Nm @ 2600 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1985 Mazda 929.
Compare all specifications:
| 2009 Audi S5 | 1985 Mazda 929 | |
| Make | Audi | Mazda |
| Model | S5 | 929 |
| Year Released | 2009 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1969 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 354 HP | 89 HP |
| Engine RPM | 6800 RPM | 4800 RPM |
| Torque | 441 Nm | 160 Nm |
| Torque RPM | 3500 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1770 kg | 1150 kg |
| Vehicle Length | 4640 mm | 4710 mm |
| Vehicle Width | 1990 mm | 1700 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2620 mm |
