2007 BMW X3 vs. 1990 Pontiac Firebird
To start off, 2007 BMW X3 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Firebird would be higher. At 5,733 cc (8 cylinders), 1990 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1990 Pontiac Firebird (235 HP @ 4400 RPM) has 20 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 1990 Pontiac Firebird should accelerate faster than 2007 BMW X3.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1990 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 33 more torque (in Nm) than 1990 Pontiac Firebird. (447 Nm @ 3200 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Firebird.
Compare all specifications:
| 2007 BMW X3 | 1990 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | X3 | Firebird |
| Year Released | 2007 | 1990 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5733 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 215 HP | 235 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 480 Nm | 447 Nm |
| Torque RPM | 1750 RPM | 3200 RPM |
| Engine Compression Ratio | 17.0:1 | 8.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 209 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4570 mm | 4840 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Vehicle Height | 1860 mm | 1270 mm |
| Wheelbase Size | 2800 mm | 2570 mm |
| Fuel Tank Capacity | 67 L | 76 L |
