2006 Chevrolet Optra vs. 1978 Mazda 616
To start off, 2006 Chevrolet Optra is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Mazda 616. In addition, the cost of maintenance, including insurance, on 1978 Mazda 616 would be higher. At 1,598 cc (4 cylinders), 2006 Chevrolet Optra is equipped with a bigger engine. In terms of performance, 2006 Chevrolet Optra (108 HP) has 29 more horse power than 1978 Mazda 616. (79 HP). In normal driving conditions, 2006 Chevrolet Optra should accelerate faster than 1978 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2006 Chevrolet Optra weights approximately 838 kg more than 1978 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Chevrolet Optra (151 Nm @ 4000 RPM) has 27 more torque (in Nm) than 1978 Mazda 616. (124 Nm @ 3500 RPM). This means 2006 Chevrolet Optra will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda 616.
Compare all specifications:
| 2006 Chevrolet Optra | 1978 Mazda 616 | |
| Make | Chevrolet | Mazda |
| Model | Optra | 616 |
| Year Released | 2006 | 1978 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1586 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 79 HP |
| Torque | 151 Nm | 124 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 79 mm | 78 mm |
| Engine Stroke Size | 81.5 mm | 83 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1750 kg | 912 kg |
| Vehicle Length | 4440 mm | 4160 mm |
| Vehicle Height | 1250 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2480 mm |
