1994 Infiniti J30 vs. 1978 Mazda 929
To start off, 1994 Infiniti J30 is newer by 16 year(s). Which means there will be less support and parts availability for 1978 Mazda 929. In addition, the cost of maintenance, including insurance, on 1978 Mazda 929 would be higher. At 2,960 cc (6 cylinders), 1994 Infiniti J30 is equipped with a bigger engine. In terms of performance, 1994 Infiniti J30 (210 HP @ 6400 RPM) has 127 more horse power than 1978 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1994 Infiniti J30 should accelerate faster than 1978 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1994 Infiniti J30 weights approximately 530 kg more than 1978 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, 1994 Infiniti J30 (262 Nm @ 4800 RPM) has 128 more torque (in Nm) than 1978 Mazda 929. (134 Nm @ 3000 RPM). This means 1994 Infiniti J30 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 929.
Compare all specifications:
| 1994 Infiniti J30 | 1978 Mazda 929 | |
| Make | Infiniti | Mazda |
| Model | J30 | 929 |
| Year Released | 1994 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2960 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 210 HP | 83 HP |
| Engine RPM | 6400 RPM | 5000 RPM |
| Torque | 262 Nm | 134 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1600 kg | 1070 kg |
| Vehicle Length | 4870 mm | 4410 mm |
| Vehicle Width | 1780 mm | 1670 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2520 mm |
| Fuel Tank Capacity | 72 L | 55 L |
