1973 Mazda 929 vs. 1977 Pontiac Firebird
To start off, 1977 Pontiac Firebird is newer by 4 year(s). Which means there will be less support and parts availability for 1973 Mazda 929. In addition, the cost of maintenance, including insurance, on 1973 Mazda 929 would be higher. At 6,547 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1977 Pontiac Firebird (285 HP @ 4400 RPM) has 202 more horse power than 1973 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 1977 Pontiac Firebird should accelerate faster than 1973 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1977 Pontiac Firebird weights approximately 436 kg more than 1973 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1977 Pontiac Firebird (421 Nm @ 2400 RPM) has 284 more torque (in Nm) than 1973 Mazda 929. (137 Nm @ 3000 RPM). This means 1977 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda 929.
Compare all specifications:
| 1973 Mazda 929 | 1977 Pontiac Firebird | |
| Make | Mazda | Pontiac |
| Model | 929 | Firebird |
| Year Released | 1973 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1768 cc | 6547 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 285 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 137 Nm | 421 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Engine Bore Size | 80 mm | 104.7 mm |
| Engine Stroke Size | 88 mm | 95.3 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1596 kg |
| Vehicle Length | 4550 mm | 4880 mm |
| Vehicle Width | 1670 mm | 1870 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 2520 mm | 2750 mm |
| Fuel Tank Capacity | 65 L | 76 L |
