1993 BMW 840 vs. 1979 Mazda 121
To start off, 1993 BMW 840 is newer by 14 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 3,982 cc (8 cylinders), 1993 BMW 840 is equipped with a bigger engine. In terms of performance, 1993 BMW 840 (283 HP @ 5800 RPM) has 193 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 1993 BMW 840 should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 1993 BMW 840 weights approximately 606 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.
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, 1993 BMW 840 (400 Nm @ 5100 RPM) has 240 more torque (in Nm) than 1979 Mazda 121. (160 Nm @ 3000 RPM). This means 1993 BMW 840 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 1993 BMW 840 | 1979 Mazda 121 | |
| Make | BMW | Mazda |
| Model | 840 | 121 |
| Year Released | 1993 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 3982 cc | 1970 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 283 HP | 90 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 400 Nm | 160 Nm |
| Torque RPM | 5100 RPM | 3000 RPM |
| Engine Bore Size | 89 mm | 80 mm |
| Engine Stroke Size | 80 mm | 98 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1740 kg | 1134 kg |
| Vehicle Length | 4790 mm | 4510 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1350 mm | 1350 mm |
| Wheelbase Size | 2690 mm | 2520 mm |
