1978 BMW 725 vs. 2001 Mazda 6
To start off, 2001 Mazda 6 is newer by 23 year(s). Which means there will be less support and parts availability for 1978 BMW 725. In addition, the cost of maintenance, including insurance, on 1978 BMW 725 would be higher. At 2,495 cc (6 cylinders), 1978 BMW 725 is equipped with a bigger engine. In terms of performance, 1978 BMW 725 (148 HP @ 5500 RPM) has 9 more horse power than 2001 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 1978 BMW 725 should accelerate faster than 2001 Mazda 6.
Because 1978 BMW 725 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 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 2001 Mazda 6, 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, 1978 BMW 725 (215 Nm @ 4000 RPM) has 34 more torque (in Nm) than 2001 Mazda 6. (181 Nm @ 4100 RPM). This means 1978 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 2001 Mazda 6.
Compare all specifications:
| 1978 BMW 725 | 2001 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 725 | 6 |
| Year Released | 1978 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 1989 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 139 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 215 Nm | 181 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Bore Size | 86.1 mm | 87.5 mm |
| Engine Stroke Size | 71.6 mm | 83.1 mm |
| Engine Compression Ratio | 9.6:1 | 10.8:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4870 mm | 4690 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2810 mm | 2680 mm |
