2004 Audi S4 vs. 1975 Mazda RX 4 Coupe
To start off, 2004 Audi S4 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Mazda RX 4 Coupe. In addition, the cost of maintenance, including insurance, on 1975 Mazda RX 4 Coupe would be higher. At 4,163 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (340 HP @ 6200 RPM) has 226 more horse power than 1975 Mazda RX 4 Coupe. (114 HP @ 6000 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1975 Mazda RX 4 Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 785 kg more than 1975 Mazda RX 4 Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Audi S4 (411 Nm) has 246 more torque (in Nm) than 1975 Mazda RX 4 Coupe. (165 Nm). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX 4 Coupe.
Compare all specifications:
| 2004 Audi S4 | 1975 Mazda RX 4 Coupe | |
| Make | Audi | Mazda |
| Model | S4 | RX 4 Coupe |
| Year Released | 2004 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2616 cc |
| Engine Cylinders | 8 cylinders | 2 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 114 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 411 Nm | 165 Nm |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1895 kg | 1110 kg |
| Vehicle Length | 4580 mm | 4400 mm |
| Vehicle Width | 1780 mm | 1670 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2770 mm | 2520 mm |
