1983 BMW 525 vs. 1975 Pontiac Firebird
To start off, 1983 BMW 525 is newer by 8 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 4,093 cc (6 cylinders), 1975 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1983 BMW 525 (123 HP @ 4250 RPM) has 15 more horse power than 1975 Pontiac Firebird. (108 HP @ 3600 RPM). In normal driving conditions, 1983 BMW 525 should accelerate faster than 1975 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1975 Pontiac Firebird weights approximately 220 kg more than 1983 BMW 525.
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 BMW 525 (241 Nm @ 3250 RPM) has 4 more torque (in Nm) than 1975 Pontiac Firebird. (237 Nm @ 1600 RPM). This means 1983 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Firebird.
Compare all specifications:
| 1983 BMW 525 | 1975 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | 525 | Firebird |
| Year Released | 1983 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2693 cc | 4093 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 108 HP |
| Engine RPM | 4250 RPM | 3600 RPM |
| Torque | 241 Nm | 237 Nm |
| Torque RPM | 3250 RPM | 1600 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1470 kg |
| Vehicle Length | 4630 mm | 4880 mm |
| Vehicle Width | 1710 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2630 mm | 2750 mm |
