2004 Chevrolet TrailBlazer vs. 1979 Mazda 121
To start off, 2004 Chevrolet TrailBlazer is newer by 25 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 4,161 cc (6 cylinders), 2004 Chevrolet TrailBlazer is equipped with a bigger engine. In terms of performance, 2004 Chevrolet TrailBlazer (275 HP @ 5600 RPM) has 185 more horse power than 1979 Mazda 121. (90 HP @ 4800 RPM). In normal driving conditions, 2004 Chevrolet TrailBlazer should accelerate faster than 1979 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 2004 Chevrolet TrailBlazer weights approximately 966 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 2004 Chevrolet TrailBlazer 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, 2004 Chevrolet TrailBlazer 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, 2004 Chevrolet TrailBlazer (373 Nm) has 213 more torque (in Nm) than 1979 Mazda 121. (160 Nm). This means 2004 Chevrolet TrailBlazer will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 121.
Compare all specifications:
| 2004 Chevrolet TrailBlazer | 1979 Mazda 121 | |
| Make | Chevrolet | Mazda |
| Model | TrailBlazer | 121 |
| Year Released | 2004 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 275 HP | 90 HP |
| Engine RPM | 5600 RPM | 4800 RPM |
| Torque | 373 Nm | 160 Nm |
| Engine Bore Size | 93 mm | 80 mm |
| Engine Stroke Size | 102 mm | 98 mm |
| Engine Compression Ratio | 10.1:1 | 8.6:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 4 seats |
| Vehicle Weight | 2100 kg | 1134 kg |
| Vehicle Length | 5280 mm | 4510 mm |
| Vehicle Width | 1900 mm | 1690 mm |
| Vehicle Height | 1920 mm | 1350 mm |
| Wheelbase Size | 3280 mm | 2520 mm |
