2005 BMW X5 vs. 1977 Pontiac Firebird
To start off, 2005 BMW X5 is newer by 28 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 6,547 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1977 Pontiac Firebird (285 HP @ 4400 RPM) has 70 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM) In normal driving conditions, 1977 Pontiac Firebird should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 574 kg more than 1977 Pontiac Firebird.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 will offer significantly more control. 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 99 more torque (in Nm) than 1977 Pontiac Firebird. (421 Nm @ 2400 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
2005 BMW X5 | 1977 Pontiac Firebird | |
Make | BMW | Pontiac |
Model | X5 | Firebird |
Year Released | 2005 | 1977 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 2926 cc | 6547 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 215 HP | 285 HP |
Engine RPM | 4000 RPM | 4400 RPM |
Torque | 520 Nm | 421 Nm |
Torque RPM | 2000 RPM | 2400 RPM |
Engine Bore Size | 84 mm | 104.7 mm |
Engine Stroke Size | 90 mm | 95.3 mm |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Rear |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2170 kg | 1596 kg |
Vehicle Length | 4670 mm | 4880 mm |
Vehicle Width | 1880 mm | 1870 mm |
Vehicle Height | 1720 mm | 1290 mm |
Wheelbase Size | 2830 mm | 2750 mm |
Fuel Tank Capacity | 93 L | 76 L |