1973 Pontiac Firebird vs. 2011 Infiniti G25
To start off, 2011 Infiniti G25 is newer by 38 year(s). Which means there will be less support and parts availability for 1973 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1973 Pontiac Firebird would be higher. At 4,092 cc (6 cylinders), 1973 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2011 Infiniti G25 (218 HP @ 6400 RPM) has 110 more horse power than 1973 Pontiac Firebird. (108 HP @ 3600 RPM) In normal driving conditions, 2011 Infiniti G25 should accelerate faster than 1973 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti G25 weights approximately 147 kg more than 1973 Pontiac Firebird. 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, 2011 Infiniti G25 (254 Nm @ 4800 RPM) has 17 more torque (in Nm) than 1973 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 2011 Infiniti G25 will have an easier job in driving up hills or pulling heavy equipment than 1973 Pontiac Firebird.
Compare all specifications:
| 1973 Pontiac Firebird | 2011 Infiniti G25 | |
| Make | Pontiac | Infiniti |
| Model | Firebird | G25 |
| Year Released | 1973 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4092 cc | 2500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 108 HP | 218 HP |
| Engine RPM | 3600 RPM | 6400 RPM |
| Torque | 237 Nm | 254 Nm |
| Torque RPM | 1600 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1617 kg |
| Vehicle Length | 4880 mm | 4773 mm |
| Vehicle Width | 1870 mm | 1773 mm |
| Vehicle Height | 1290 mm | 1453 mm |
| Wheelbase Size | 2750 mm | 2850 mm |
