2005 Ford Explorer vs. 1978 Mazda 121
To start off, 2005 Ford Explorer is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Mazda 121. In addition, the cost of maintenance, including insurance, on 1978 Mazda 121 would be higher. At 4,014 cc (6 cylinders), 2005 Ford Explorer is equipped with a bigger engine. In terms of performance, 2005 Ford Explorer (210 HP @ 5500 RPM) has 124 more horse power than 1978 Mazda 121. (86 HP @ 4800 RPM). In normal driving conditions, 2005 Ford Explorer should accelerate faster than 1978 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Explorer weights approximately 150 kg more than 1978 Mazda 121. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Ford Explorer (330 Nm) has 170 more torque (in Nm) than 1978 Mazda 121. (160 Nm). This means 2005 Ford Explorer will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 121.
Compare all specifications:
| 2005 Ford Explorer | 1978 Mazda 121 | |
| Make | Ford | Mazda |
| Model | Explorer | 121 |
| Year Released | 2005 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4014 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 210 HP | 86 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 330 Nm | 160 Nm |
| Engine Compression Ratio | 9.7:1 | 8.6:1 |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1280 kg | 1130 kg |
| Vehicle Length | 4820 mm | 4510 mm |
| Vehicle Width | 1840 mm | 1690 mm |
| Vehicle Height | 1820 mm | 1350 mm |
| Wheelbase Size | 2870 mm | 2520 mm |
