2006 BMW 645 vs. 1993 Mazda RX-7
To start off, 2006 BMW 645 is newer by 13 year(s). Which means there will be less support and parts availability for 1993 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1993 Mazda RX-7 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 90 more horse power than 1993 Mazda RX-7. (238 HP @ 6500 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1993 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 536 kg more than 1993 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 154 more torque (in Nm) than 1993 Mazda RX-7. (296 Nm @ 5000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1993 Mazda RX-7.
Compare all specifications:
| 2006 BMW 645 | 1993 Mazda RX-7 | |
| Make | BMW | Mazda |
| Model | 645 | RX-7 |
| Year Released | 2006 | 1993 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 328 HP | 238 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 450 Nm | 296 Nm |
| Torque RPM | 3600 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1836 kg | 1300 kg |
| Vehicle Length | 4830 mm | 4290 mm |
| Vehicle Width | 1860 mm | 1700 mm |
| Vehicle Height | 1380 mm | 1240 mm |
| Wheelbase Size | 2790 mm | 2440 mm |
| Fuel Tank Capacity | 70 L | 75 L |
