2007 BMW X3 vs. 1990 Mazda RX-7
To start off, 2007 BMW X3 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1990 Mazda RX-7 would be higher. At 2,616 cc, 1990 Mazda RX-7 is equipped with a bigger engine. In terms of performance, both vehicles can yield 148 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 510 kg more than 1990 Mazda RX-7.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2007 BMW X3 (330 Nm @ 2000 RPM) has 144 more torque (in Nm) than 1990 Mazda RX-7. (186 Nm @ 3000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1990 Mazda RX-7.
Compare all specifications:
| 2007 BMW X3 | 1990 Mazda RX-7 | |
| Make | BMW | Mazda |
| Model | X3 | RX-7 |
| Year Released | 2007 | 1990 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 148 HP | 148 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 330 Nm | 186 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1230 kg |
| Vehicle Length | 4570 mm | 4320 mm |
| Vehicle Width | 1680 mm | 1700 mm |
| Vehicle Height | 1860 mm | 1270 mm |
| Wheelbase Size | 2800 mm | 2440 mm |
