2009 Audi RS4 vs. 1973 Mazda Luce
To start off, 2009 Audi RS4 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Mazda Luce. In addition, the cost of maintenance, including insurance, on 1973 Mazda Luce would be higher. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 325 more horse power than 1973 Mazda Luce. (89 HP @ 5500 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 1973 Mazda Luce. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 675 kg more than 1973 Mazda Luce. 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 RS4 (430 Nm @ 5500 RPM) has 278 more torque (in Nm) than 1973 Mazda Luce. (152 Nm @ 2500 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda Luce.
Compare all specifications:
| 2009 Audi RS4 | 1973 Mazda Luce | |
| Make | Audi | Mazda |
| Model | RS4 | Luce |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 414 HP | 89 HP |
| Engine RPM | 7800 RPM | 5500 RPM |
| Torque | 430 Nm | 152 Nm |
| Torque RPM | 5500 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1845 kg | 1170 kg |
| Vehicle Length | 4560 mm | 4380 mm |
| Vehicle Width | 1820 mm | 1640 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2510 mm |
