2003 Daihatsu YRV vs. 1979 Mazda 121
To start off, 2003 Daihatsu YRV is newer by 24 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, 1979 Mazda 121 (90 HP @ 4800 RPM) has 5 more horse power than 2003 Daihatsu YRV. (85 HP @ 5800 RPM) In normal driving conditions, 1979 Mazda 121 should accelerate faster than 2003 Daihatsu YRV. With that said, vehicle weight also plays an important factor in acceleration. 1979 Mazda 121 weights approximately 244 kg more than 2003 Daihatsu YRV. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Daihatsu YRV is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda 121. In wet, icy, snow, or gravel driving conditions, 2003 Daihatsu YRV will offer significantly more control. 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 40 more torque (in Nm) than 2003 Daihatsu YRV. (120 Nm @ 3200 RPM). This means 1979 Mazda 121 will have an easier job in driving up hills or pulling heavy equipment than 2003 Daihatsu YRV.
Compare all specifications:
| 2003 Daihatsu YRV | 1979 Mazda 121 | |
| Make | Daihatsu | Mazda |
| Model | YRV | 121 |
| Year Released | 2003 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 90 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 120 Nm | 160 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 72 mm | 80 mm |
| Engine Stroke Size | 79.7 mm | 98 mm |
| Engine Compression Ratio | 11.0:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 890 kg | 1134 kg |
| Vehicle Length | 3770 mm | 4510 mm |
| Vehicle Width | 1630 mm | 1690 mm |
| Vehicle Height | 1560 mm | 1350 mm |
| Wheelbase Size | 2360 mm | 2520 mm |
