1973 Pontiac Firebird vs. 1983 Tatra T613
To start off, 1983 Tatra T613 is newer by 10 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, 1983 Tatra T613 (167 HP @ 5600 RPM) has 59 more horse power than 1973 Pontiac Firebird. (108 HP @ 3600 RPM) In normal driving conditions, 1983 Tatra T613 should accelerate faster than 1973 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1983 Tatra T613 weights approximately 222 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, 1983 Tatra T613 (270 Nm @ 3300 RPM) has 33 more torque (in Nm) than 1973 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 1983 Tatra T613 will have an easier job in driving up hills or pulling heavy equipment than 1973 Pontiac Firebird.
Compare all specifications:
| 1973 Pontiac Firebird | 1983 Tatra T613 | |
| Make | Pontiac | Tatra |
| Model | Firebird | T613 |
| Year Released | 1973 | 1983 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 4092 cc | 3495 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 108 HP | 167 HP |
| Engine RPM | 3600 RPM | 5600 RPM |
| Torque | 237 Nm | 270 Nm |
| Torque RPM | 1600 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1692 kg |
| Vehicle Length | 4880 mm | 5030 mm |
| Vehicle Width | 1870 mm | 1810 mm |
| Vehicle Height | 1290 mm | 1450 mm |
| Wheelbase Size | 2750 mm | 2990 mm |
