1978 Mazda 626 vs. 2005 BMW 630
To start off, 2005 BMW 630 is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Mazda 626. In addition, the cost of maintenance, including insurance, on 1978 Mazda 626 would be higher. At 2,999 cc (6 cylinders), 2005 BMW 630 is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 175 more horse power than 1978 Mazda 626. (79 HP @ 4500 RPM) In normal driving conditions, 2005 BMW 630 should accelerate faster than 1978 Mazda 626. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 594 kg more than 1978 Mazda 626. 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, 2005 BMW 630 (300 Nm @ 2500 RPM) has 158 more torque (in Nm) than 1978 Mazda 626. (142 Nm @ 2500 RPM). This means 2005 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 626.
Compare all specifications:
| 1978 Mazda 626 | 2005 BMW 630 | |
| Make | Mazda | BMW |
| Model | 626 | 630 |
| Year Released | 1978 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 79 HP | 254 HP |
| Engine RPM | 4500 RPM | 6600 RPM |
| Torque | 142 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1170 kg | 1764 kg |
| Vehicle Length | 4310 mm | 4830 mm |
| Vehicle Width | 1670 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1380 mm |
| Wheelbase Size | 2520 mm | 2670 mm |
