1971 Buick Riviera vs. 1972 Mazda 616
To start off, 1972 Mazda 616 is newer by 1 year(s). Which means there will be less support and parts availability for 1971 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1971 Buick Riviera would be higher. At 7,468 cc (8 cylinders), 1971 Buick Riviera is equipped with a bigger engine. In terms of performance, 1971 Buick Riviera (311 HP @ 4200 RPM) has 232 more horse power than 1972 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1971 Buick Riviera should accelerate faster than 1972 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1971 Buick Riviera weights approximately 1130 kg more than 1972 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, 1971 Buick Riviera (617 Nm @ 2600 RPM) has 493 more torque (in Nm) than 1972 Mazda 616. (124 Nm @ 3500 RPM). This means 1971 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1972 Mazda 616.
Compare all specifications:
| 1971 Buick Riviera | 1972 Mazda 616 | |
| Make | Buick | Mazda |
| Model | Riviera | 616 |
| Year Released | 1971 | 1972 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 1586 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 311 HP | 79 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 617 Nm | 124 Nm |
| Torque RPM | 2600 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2040 kg | 910 kg |
| Vehicle Length | 5560 mm | 4160 mm |
| Vehicle Width | 2040 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1400 mm |
| Wheelbase Size | 3110 mm | 2480 mm |
