1981 Pontiac Firebird vs. 2005 BMW 520
To start off, 2005 BMW 520 is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1981 Pontiac Firebird would be higher. At 3,790 cc (6 cylinders), 1981 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2005 BMW 520 (168 HP @ 6000 RPM) has 58 more horse power than 1981 Pontiac Firebird. (110 HP @ 3800 RPM) In normal driving conditions, 2005 BMW 520 should accelerate faster than 1981 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 1981 Pontiac Firebird weights approximately 45 kg more than 2005 BMW 520.
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 45 more torque (in Nm) than 2005 BMW 520. (211 Nm @ 3500 RPM). This means 1981 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 520.
Compare all specifications:
1981 Pontiac Firebird | 2005 BMW 520 | |
Make | Pontiac | BMW |
Model | Firebird | 520 |
Year Released | 1981 | 2005 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 3790 cc | 2171 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 110 HP | 168 HP |
Engine RPM | 3800 RPM | 6000 RPM |
Torque | 256 Nm | 211 Nm |
Torque RPM | 1600 RPM | 3500 RPM |
Engine Bore Size | 96.5 mm | 80 mm |
Engine Stroke Size | 86.4 mm | 72 mm |
Fuel Type | Gasoline | Gasoline - Premium |
Top Speed | 149 km/hour | 230 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1605 kg | 1560 kg |
Vehicle Length | 5040 mm | 4850 mm |
Vehicle Width | 1860 mm | 1850 mm |
Vehicle Height | 1260 mm | 1470 mm |
Wheelbase Size | 2750 mm | 2950 mm |
Fuel Tank Capacity | 79 L | 70 L |