1983 Mazda 929 vs. 1971 Pontiac Grand Prix
To start off, 1983 Mazda 929 is newer by 12 year(s). Which means there will be less support and parts availability for 1971 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1971 Pontiac Grand Prix would be higher. At 6,545 cc (8 cylinders), 1971 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1971 Pontiac Grand Prix (247 HP @ 4400 RPM) has 158 more horse power than 1983 Mazda 929. (89 HP @ 4800 RPM) In normal driving conditions, 1971 Pontiac Grand Prix should accelerate faster than 1983 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1971 Pontiac Grand Prix weights approximately 650 kg more than 1983 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, 1971 Pontiac Grand Prix (461 Nm @ 3200 RPM) has 301 more torque (in Nm) than 1983 Mazda 929. (160 Nm @ 2600 RPM). This means 1971 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1983 Mazda 929.
Compare all specifications:
| 1983 Mazda 929 | 1971 Pontiac Grand Prix | |
| Make | Mazda | Pontiac |
| Model | 929 | Grand Prix |
| Year Released | 1983 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 6545 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 89 HP | 247 HP |
| Engine RPM | 4800 RPM | 4400 RPM |
| Torque | 160 Nm | 461 Nm |
| Torque RPM | 2600 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1150 kg | 1800 kg |
| Vehicle Length | 4710 mm | 5350 mm |
| Vehicle Width | 1700 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2620 mm | 3030 mm |
