2005 Kia Sorento vs. 1979 Mazda 121
To start off, 2005 Kia Sorento is newer by 26 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 3,489 cc (6 cylinders), 2005 Kia Sorento is equipped with a bigger engine. In terms of performance, 2005 Kia Sorento (192 HP @ 4150 RPM) has 102 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2005 Kia Sorento should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Sorento weights approximately 731 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.
Let's talk about torque, 2005 Kia Sorento (294 Nm) has 134 more torque (in Nm) than 1979 Mazda 121. (160 Nm). This means 2005 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 2005 Kia Sorento | 1979 Mazda 121 | |
| Make | Kia | Mazda |
| Model | Sorento | 121 |
| Year Released | 2005 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 3489 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 192 HP | 90 HP |
| Engine RPM | 4150 RPM | 4800 RPM |
| Torque | 294 Nm | 160 Nm |
| Engine Bore Size | 93 mm | 80 mm |
| Engine Stroke Size | 86 mm | 98 mm |
| Engine Compression Ratio | 10.0:1 | 8.6:1 |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1865 kg | 1134 kg |
| Vehicle Length | 4570 mm | 4510 mm |
| Vehicle Width | 1870 mm | 1690 mm |
| Vehicle Height | 1740 mm | 1350 mm |
| Wheelbase Size | 2710 mm | 2520 mm |
