1981 Ferrari 512 BBi vs. 1975 Mazda 929
To start off, 1981 Ferrari 512 BBi is newer by 6 year(s). Which means there will be less support and parts availability for 1975 Mazda 929. In addition, the cost of maintenance, including insurance, on 1975 Mazda 929 would be higher. At 4,942 cc, 1981 Ferrari 512 BBi is equipped with a bigger engine. In terms of performance, 1981 Ferrari 512 BBi (340 HP @ 6300 RPM) has 257 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1981 Ferrari 512 BBi should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1981 Ferrari 512 BBi weights approximately 429 kg more than 1975 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1981 Ferrari 512 BBi (451 Nm @ 4200 RPM) has 317 more torque (in Nm) than 1975 Mazda 929. (134 Nm @ 3000 RPM). This means 1981 Ferrari 512 BBi will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 929.
Compare all specifications:
| 1981 Ferrari 512 BBi | 1975 Mazda 929 | |
| Make | Ferrari | Mazda |
| Model | 512 BBi | 929 |
| Year Released | 1981 | 1975 |
| Engine Position | Middle | Front |
| Engine Size | 4942 cc | 1769 cc |
| Horse Power | 340 HP | 83 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 451 Nm | 134 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Engine Bore Size | 82.1 mm | 80.1 mm |
| Engine Stroke Size | 78 mm | 88 mm |
| Engine Compression Ratio | 9.2:1 | 8.6:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1499 kg | 1070 kg |
| Vehicle Length | 4410 mm | 4410 mm |
| Vehicle Width | 1840 mm | 1670 mm |
| Vehicle Height | 1130 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2520 mm |
| Fuel Tank Capacity | 120 L | 55 L |
