2007 BMW X3 vs. 2001 Pontiac Firebird
To start off, 2007 BMW X3 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 2001 Pontiac Firebird would be higher. At 5,663 cc (8 cylinders), 2001 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2001 Pontiac Firebird (310 HP @ 5200 RPM) has 82 more horse power than 2007 BMW X3. (228 HP @ 5900 RPM) In normal driving conditions, 2001 Pontiac Firebird should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 554 kg more than 2001 Pontiac Firebird.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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, 2001 Pontiac Firebird (461 Nm @ 4000 RPM) has 160 more torque (in Nm) than 2007 BMW X3. (301 Nm @ 3500 RPM). This means 2001 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2001 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | X3 | Firebird |
| Year Released | 2007 | 2001 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 5663 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 310 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 301 Nm | 461 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 99 mm |
| Engine Stroke Size | 89.6 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2104 kg | 1550 kg |
| Vehicle Length | 4670 mm | 4930 mm |
| Vehicle Width | 1710 mm | 1900 mm |
| Vehicle Height | 1880 mm | 1310 mm |
| Wheelbase Size | 2830 mm | 2570 mm |
| Fuel Tank Capacity | 67 L | 76 L |
