2007 Chevrolet Optra vs. 1975 Mazda 929
To start off, 2007 Chevrolet Optra is newer by 32 year(s). Which means there will be less support and parts availability for 1975 Mazda 929. In addition, the cost of maintenance, including insurance, on 1975 Mazda 929 would be higher. At 1,799 cc (4 cylinders), 2007 Chevrolet Optra is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Optra (120 HP @ 5800 RPM) has 37 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 2007 Chevrolet Optra should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Optra weights approximately 141 kg more than 1975 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Chevrolet Optra (165 Nm @ 4000 RPM) has 31 more torque (in Nm) than 1975 Mazda 929. (134 Nm @ 3000 RPM). This means 2007 Chevrolet Optra will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 929.
Compare all specifications:
2007 Chevrolet Optra | 1975 Mazda 929 | |
Make | Chevrolet | Mazda |
Model | Optra | 929 |
Year Released | 2007 | 1975 |
Engine Position | Front | Front |
Engine Size | 1799 cc | 1769 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 120 HP | 83 HP |
Engine RPM | 5800 RPM | 5000 RPM |
Torque | 165 Nm | 134 Nm |
Torque RPM | 4000 RPM | 3000 RPM |
Engine Bore Size | 81.6 mm | 80.1 mm |
Engine Stroke Size | 86 mm | 88 mm |
Engine Compression Ratio | 9.8:1 | 8.6:1 |
Fuel Type | Gasoline | Gasoline |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1211 kg | 1070 kg |
Vehicle Length | 4510 mm | 4410 mm |
Vehicle Width | 1730 mm | 1670 mm |
Vehicle Height | 1450 mm | 1420 mm |
Wheelbase Size | 2610 mm | 2520 mm |
Fuel Tank Capacity | 60 L | 55 L |