1966 Fiat OT vs. 1981 Pontiac Firebird
To start off, 1981 Pontiac Firebird is newer by 15 year(s). Which means there will be less support and parts availability for 1966 Fiat OT. In addition, the cost of maintenance, including insurance, on 1966 Fiat OT would be higher. At 5,012 cc (8 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1981 Pontiac Firebird (145 HP @ 3800 RPM) has 70 more horse power than 1966 Fiat OT. (75 HP @ 6000 RPM) In normal driving conditions, 1981 Pontiac Firebird should accelerate faster than 1966 Fiat OT. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 787 kg more than 1966 Fiat OT. 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, 1981 Pontiac Firebird (324 Nm) has 190 more torque (in Nm) than 1966 Fiat OT. (134 Nm). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1966 Fiat OT.
Compare all specifications:
| 1966 Fiat OT | 1981 Pontiac Firebird | |
| Make | Fiat | Pontiac |
| Model | OT | Firebird |
| Year Released | 1966 | 1981 |
| Body Type | Coupe | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 1280 cc | 5012 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 75 HP | 145 HP |
| Engine RPM | 6000 RPM | 3800 RPM |
| Torque | 134 Nm | 324 Nm |
| Engine Bore Size | 75.5 mm | 95 mm |
| Engine Stroke Size | 71.5 mm | 88.4 mm |
| Engine Compression Ratio | 10.5:1 | 8.6:1 |
| Top Speed | 170 km/hour | 160 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 755 kg | 1542 kg |
| Vehicle Length | 3610 mm | 5040 mm |
| Vehicle Width | 1510 mm | 1860 mm |
| Vehicle Height | 1310 mm | 1260 mm |
| Wheelbase Size | 2030 mm | 2750 mm |
| Fuel Tank Capacity | 37 L | 79 L |
