1975 Mazda RX 4 Coupe vs. 2007 Mazda CX-9
To start off, 2007 Mazda CX-9 is newer by 32 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 3,496 cc (6 cylinders), 2007 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2007 Mazda CX-9 (263 HP @ 6250 RPM) has 149 more horse power than 1975 Mazda RX 4 Coupe. (114 HP @ 6000 RPM) In normal driving conditions, 2007 Mazda CX-9 should accelerate faster than 1975 Mazda RX 4 Coupe.
Let's talk about torque, 2007 Mazda CX-9 (338 Nm @ 4500 RPM) has 173 more torque (in Nm) than 1975 Mazda RX 4 Coupe. (165 Nm @ 4000 RPM). This means 2007 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX 4 Coupe.
Compare all specifications:
| 1975 Mazda RX 4 Coupe | 2007 Mazda CX-9 | |
| Make | Mazda | Mazda |
| Model | RX 4 Coupe | CX-9 |
| Year Released | 1975 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 3496 cc |
| Engine Cylinders | 2 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 263 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 165 Nm | 338 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Length | 4400 mm | 5080 mm |
| Vehicle Width | 1670 mm | 1940 mm |
| Vehicle Height | 1390 mm | 1740 mm |
| Wheelbase Size | 2520 mm | 2880 mm |
