1979 Mazda 121 vs. 2007 BMW 530
To start off, 2007 BMW 530 is newer by 28 year(s). Which means there will be less support and parts availability for 1979 Mazda 121. In addition, the cost of maintenance, including insurance, on 1979 Mazda 121 would be higher. At 2,996 cc (6 cylinders), 2007 BMW 530 is equipped with a bigger engine. In terms of performance, 2007 BMW 530 (254 HP @ 6600 RPM) has 164 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM) In normal driving conditions, 2007 BMW 530 should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 530 weights approximately 531 kg more than 1979 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2007 BMW 530 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, 2007 BMW 530 (300 Nm @ 2500 RPM) has 140 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 2007 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1979 Mazda 121 | 2007 BMW 530 | |
| Make | Mazda | BMW |
| Model | 121 | 530 |
| Year Released | 1979 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 254 HP |
| Engine RPM | 4800 RPM | 6600 RPM |
| Torque | 160 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Compression Ratio | 8.6:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1134 kg | 1665 kg |
| Vehicle Length | 4510 mm | 4850 mm |
| Vehicle Width | 1690 mm | 1850 mm |
| Vehicle Height | 1350 mm | 1490 mm |
| Wheelbase Size | 2520 mm | 2890 mm |
