1999 Chevrolet S-10 vs. 1977 Mazda 121
To start off, 1999 Chevrolet S-10 is newer by 22 year(s). Which means there will be less support and parts availability for 1977 Mazda 121. In addition, the cost of maintenance, including insurance, on 1977 Mazda 121 would be higher. At 4,293 cc (6 cylinders), 1999 Chevrolet S-10 is equipped with a bigger engine. In terms of performance, 1999 Chevrolet S-10 (177 HP @ 4400 RPM) has 91 more horse power than 1977 Mazda 121. (86 HP @ 4800 RPM). In normal driving conditions, 1999 Chevrolet S-10 should accelerate faster than 1977 Mazda 121. With that said, vehicle weight also plays an important factor in acceleration. 1999 Chevrolet S-10 weights approximately 370 kg more than 1977 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, 1999 Chevrolet S-10 (332 Nm @ 2800 RPM) has 172 more torque (in Nm) than 1977 Mazda 121. (160 Nm @ 3000 RPM). This means 1999 Chevrolet S-10 will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda 121.
Compare all specifications:
| 1999 Chevrolet S-10 | 1977 Mazda 121 | |
| Make | Chevrolet | Mazda |
| Model | S-10 | 121 |
| Year Released | 1999 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 86 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 332 Nm | 160 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 3 seats | 4 seats |
| Vehicle Weight | 1500 kg | 1130 kg |
| Vehicle Length | 5210 mm | 4510 mm |
| Vehicle Width | 1730 mm | 1690 mm |
| Vehicle Height | 1600 mm | 1350 mm |
| Wheelbase Size | 3130 mm | 2520 mm |
