1977 Buick Regal vs. 1971 Mazda Familia
To start off, 1977 Buick Regal is newer by 6 year(s). Which means there will be less support and parts availability for 1971 Mazda Familia. In addition, the cost of maintenance, including insurance, on 1971 Mazda Familia would be higher. At 3,791 cc (6 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 1977 Buick Regal (108 HP @ 3400 RPM) has 59 more horse power than 1971 Mazda Familia. (49 HP @ 6000 RPM). In normal driving conditions, 1977 Buick Regal should accelerate faster than 1971 Mazda Familia. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 686 kg more than 1971 Mazda Familia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1977 Buick Regal (251 Nm @ 2000 RPM) has 172 more torque (in Nm) than 1971 Mazda Familia. (79 Nm @ 3500 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1971 Mazda Familia.
Compare all specifications:
| 1977 Buick Regal | 1971 Mazda Familia | |
| Make | Buick | Mazda |
| Model | Regal | Familia |
| Year Released | 1977 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 987 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 108 HP | 49 HP |
| Engine RPM | 3400 RPM | 6000 RPM |
| Torque | 251 Nm | 79 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1430 kg | 744 kg |
| Vehicle Length | 5090 mm | 3790 mm |
| Vehicle Width | 1840 mm | 1470 mm |
| Vehicle Height | 1370 mm | 1390 mm |
| Wheelbase Size | 2750 mm | 2200 mm |
