2006 Kia Rio vs. 1979 Mazda 121
To start off, 2006 Kia Rio is newer by 27 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 1,970 cc (4 cylinders), 1979 Mazda 121 is equipped with a bigger engine. In terms of performance, 2006 Kia Rio (97 HP @ 5500 RPM) has 7 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2006 Kia Rio should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Rio weights approximately 19 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.
Because 1979 Mazda 121 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1979 Mazda 121. However, in wet, icy, snow, or gravel driving conditions, 2006 Kia Rio, being front wheel drive (FWD), will offer much better control with better grip. 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, 1979 Mazda 121 (160 Nm @ 3000 RPM) has 28 more torque (in Nm) than 2006 Kia Rio. (132 Nm @ 4500 RPM). This means 1979 Mazda 121 will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Rio.
Compare all specifications:
| 2006 Kia Rio | 1979 Mazda 121 | |
| Make | Kia | Mazda |
| Model | Rio | 121 |
| Year Released | 2006 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1493 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 97 HP | 90 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 132 Nm | 160 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 75.5 mm | 80 mm |
| Engine Stroke Size | 83.4 mm | 98 mm |
| Engine Compression Ratio | 10.0:1 | 8.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1153 kg | 1134 kg |
| Vehicle Length | 4250 mm | 4510 mm |
| Vehicle Width | 1690 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2420 mm | 2520 mm |
