1978 BMW 730 vs. 2006 Mazda 6
To start off, 2006 Mazda 6 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 BMW 730. In addition, the cost of maintenance, including insurance, on 1978 BMW 730 would be higher. At 2,788 cc (6 cylinders), 1978 BMW 730 is equipped with a bigger engine. In terms of performance, 1978 BMW 730 (185 HP @ 5800 RPM) has 21 more horse power than 2006 Mazda 6. (164 HP @ 6500 RPM). In normal driving conditions, 1978 BMW 730 should accelerate faster than 2006 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 1978 BMW 730 weights approximately 45 kg more than 2006 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 BMW 730 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 730. However, in wet, icy, snow, or gravel driving conditions, 2006 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 730 (230 Nm @ 4000 RPM) has 23 more torque (in Nm) than 2006 Mazda 6. (207 Nm @ 4000 RPM). This means 1978 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mazda 6.
Compare all specifications:
| 1978 BMW 730 | 2006 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 730 | 6 |
| Year Released | 1978 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2259 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 164 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 230 Nm | 207 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 10.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1465 kg |
| Vehicle Length | 4870 mm | 4710 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1490 mm |
| Wheelbase Size | 2810 mm | 2680 mm |
