1992 Buick Roadmaster vs. 1975 Mazda 616
To start off, 1992 Buick Roadmaster is newer by 17 year(s). Which means there will be less support and parts availability for 1975 Mazda 616. In addition, the cost of maintenance, including insurance, on 1975 Mazda 616 would be higher. At 5,733 cc (8 cylinders), 1992 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1992 Buick Roadmaster (177 HP @ 4200 RPM) has 98 more horse power than 1975 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1992 Buick Roadmaster should accelerate faster than 1975 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1992 Buick Roadmaster weights approximately 930 kg more than 1975 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, 1992 Buick Roadmaster (394 Nm @ 2400 RPM) has 270 more torque (in Nm) than 1975 Mazda 616. (124 Nm @ 3500 RPM). This means 1992 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 616.
Compare all specifications:
| 1992 Buick Roadmaster | 1975 Mazda 616 | |
| Make | Buick | Mazda |
| Model | Roadmaster | 616 |
| Year Released | 1992 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 1586 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 177 HP | 79 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 394 Nm | 124 Nm |
| Torque RPM | 2400 RPM | 3500 RPM |
| Engine Bore Size | 101.6 mm | 78 mm |
| Engine Stroke Size | 88.4 mm | 83 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1840 kg | 910 kg |
| Vehicle Length | 5490 mm | 4160 mm |
| Vehicle Width | 1990 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2950 mm | 2480 mm |
