1991 Mazda RX-7 vs. 2012 BMW X3
To start off, 2012 BMW X3 is newer by 21 year(s). Which means there will be less support and parts availability for 1991 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1991 Mazda RX-7 would be higher. At 3,000 cc (6 cylinders), 2012 BMW X3 is equipped with a bigger engine. In terms of performance, 2012 BMW X3 (300 HP @ 5800 RPM) has 103 more horse power than 1991 Mazda RX-7. (197 HP @ 6500 RPM) In normal driving conditions, 2012 BMW X3 should accelerate faster than 1991 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X3 weights approximately 613 kg more than 1991 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW X3 is all wheel drive (AWD), it will have significant more traction and grip than 1991 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 BMW X3 (406 Nm @ 1200 RPM) has 136 more torque (in Nm) than 1991 Mazda RX-7. (270 Nm @ 3500 RPM). This means 2012 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7. 2012 BMW X3 has automatic transmission and 1991 Mazda RX-7 has manual transmission. 1991 Mazda RX-7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Mazda RX-7 | 2012 BMW X3 | |
| Make | Mazda | BMW |
| Model | RX-7 | X3 |
| Year Released | 1991 | 2012 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2616 cc | 3000 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 197 HP | 300 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 270 Nm | 406 Nm |
| Torque RPM | 3500 RPM | 1200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1302 kg | 1915 kg |
| Vehicle Length | 4320 mm | 4648 mm |
| Vehicle Width | 1700 mm | 1881 mm |
| Vehicle Height | 1270 mm | 1675 mm |
| Wheelbase Size | 2430 mm | 2810 mm |
| Fuel Tank Capacity | 75 L | 67 L |
