1978 Mazda RX-7 vs. 2007 Mazda CX-9
To start off, 2007 Mazda CX-9 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1978 Mazda RX-7 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 158 more horse power than 1978 Mazda RX-7. (105 HP @ 6000 RPM) In normal driving conditions, 2007 Mazda CX-9 should accelerate faster than 1978 Mazda RX-7.
Because 1978 Mazda RX-7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 2007 Mazda CX-9, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Mazda CX-9 (338 Nm @ 4500 RPM) has 193 more torque (in Nm) than 1978 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2007 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda RX-7. 2007 Mazda CX-9 has automatic transmission and 1978 Mazda RX-7 has manual transmission. 1978 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mazda CX-9 will be easier to drive especially in heavy traffic.
Compare all specifications:
1978 Mazda RX-7 | 2007 Mazda CX-9 | |
Make | Mazda | Mazda |
Model | RX-7 | CX-9 |
Year Released | 1978 | 2007 |
Body Type | Coupe | SUV |
Engine Position | Front | Front |
Engine Size | 2292 cc | 3496 cc |
Engine Type | dual-disk rotary | V |
Horse Power | 105 HP | 263 HP |
Engine RPM | 6000 RPM | 6250 RPM |
Torque | 145 Nm | 338 Nm |
Torque RPM | 4000 RPM | 4500 RPM |
Drive Type | Rear | Front |
Transmission Type | Manual | Automatic |
Number of Doors | 2 doors | 5 doors |
Vehicle Length | 4290 mm | 5080 mm |
Vehicle Width | 1680 mm | 1940 mm |
Vehicle Height | 1280 mm | 1740 mm |
Wheelbase Size | 2430 mm | 2880 mm |
Fuel Tank Capacity | 65 L | 76 L |