2009 BMW X6 vs. 1979 Mazda RX-7
To start off, 2009 BMW X6 is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1979 Mazda RX-7 would be higher. At 2,993 cc (6 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (232 HP @ 4000 RPM) has 128 more horse power than 1979 Mazda RX-7. (104 HP @ 6000 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 1979 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 1090 kg more than 1979 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 will offer significantly more control. 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, 2009 BMW X6 (520 Nm @ 2000 RPM) has 375 more torque (in Nm) than 1979 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda RX-7. 2009 BMW X6 has automatic transmission and 1979 Mazda RX-7 has manual transmission. 1979 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW X6 | 1979 Mazda RX-7 | |
| Make | BMW | Mazda |
| Model | X6 | RX-7 |
| Year Released | 2009 | 1979 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2292 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 232 HP | 104 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 520 Nm | 145 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2150 kg | 1060 kg |
| Vehicle Length | 4880 mm | 4290 mm |
| Vehicle Width | 1990 mm | 1680 mm |
| Vehicle Height | 1700 mm | 1270 mm |
| Wheelbase Size | 2940 mm | 2430 mm |
| Fuel Tank Capacity | 85 L | 65 L |
