1978 Avanti Avanti vs. 1975 Pontiac Firebird
To start off, 1978 Avanti Avanti is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Firebird would be higher. At 6,568 cc (8 cylinders), 1978 Avanti Avanti is equipped with a bigger engine. In terms of performance, 1978 Avanti Avanti (177 HP @ 3400 RPM) has 69 more horse power than 1975 Pontiac Firebird. (108 HP @ 3600 RPM). In normal driving conditions, 1978 Avanti Avanti should accelerate faster than 1975 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1978 Avanti Avanti weights approximately 110 kg more than 1975 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, 1978 Avanti Avanti (442 Nm @ 2000 RPM) has 205 more torque (in Nm) than 1975 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 1978 Avanti Avanti will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Firebird.
Compare all specifications:
| 1978 Avanti Avanti | 1975 Pontiac Firebird | |
| Make | Avanti | Pontiac |
| Model | Avanti | Firebird |
| Year Released | 1978 | 1975 |
| Engine Size | 6568 cc | 4093 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 108 HP |
| Engine RPM | 3400 RPM | 3600 RPM |
| Torque | 442 Nm | 237 Nm |
| Torque RPM | 2000 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1580 kg | 1470 kg |
| Vehicle Length | 4910 mm | 4880 mm |
| Vehicle Width | 1800 mm | 1870 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2780 mm | 2750 mm |
