1973 BMW 2004 vs. 1981 Pontiac Firebird
To start off, 1981 Pontiac Firebird is newer by 8 year(s). Which means there will be less support and parts availability for 1973 BMW 2004. In addition, the cost of maintenance, including insurance, on 1973 BMW 2004 would be higher. At 3,790 cc (6 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1981 Pontiac Firebird (110 HP @ 3800 RPM) has 13 more horse power than 1973 BMW 2004. (97 HP @ 5800 RPM) In normal driving conditions, 1981 Pontiac Firebird should accelerate faster than 1973 BMW 2004. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 585 kg more than 1973 BMW 2004. 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 (256 Nm @ 1600 RPM) has 99 more torque (in Nm) than 1973 BMW 2004. (157 Nm @ 3000 RPM). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 2004.
Compare all specifications:
1973 BMW 2004 | 1981 Pontiac Firebird | |
Make | BMW | Pontiac |
Model | 2004 | Firebird |
Year Released | 1973 | 1981 |
Engine Position | Front | Front |
Engine Size | 1991 cc | 3790 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 97 HP | 110 HP |
Engine RPM | 5800 RPM | 3800 RPM |
Torque | 157 Nm | 256 Nm |
Torque RPM | 3000 RPM | 1600 RPM |
Engine Bore Size | 89 mm | 96.5 mm |
Engine Stroke Size | 80 mm | 86.4 mm |
Engine Compression Ratio | 8.5:1 | 8.0:1 |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 4 seats |
Vehicle Weight | 1020 kg | 1605 kg |
Vehicle Length | 4420 mm | 5040 mm |
Vehicle Width | 1620 mm | 1860 mm |
Vehicle Height | 1400 mm | 1260 mm |
Wheelbase Size | 2510 mm | 2750 mm |