2007 BMW X5 vs. 1998 Pontiac Firebird
To start off, 2007 BMW X5 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1998 Pontiac Firebird would be higher. At 3,352 cc (6 cylinders), 1998 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (215 HP @ 4000 RPM) has 69 more horse power than 1998 Pontiac Firebird. (146 HP @ 4600 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1998 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 644 kg more than 1998 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (500 Nm @ 2000 RPM) has 243 more torque (in Nm) than 1998 Pontiac Firebird. (257 Nm @ 3150 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1998 Pontiac Firebird.
Compare all specifications:
| 2007 BMW X5 | 1998 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | X5 | Firebird |
| Year Released | 2007 | 1998 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3352 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 146 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 500 Nm | 257 Nm |
| Torque RPM | 2000 RPM | 3150 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2172 kg | 1528 kg |
| Vehicle Length | 4670 mm | 4920 mm |
| Vehicle Width | 1880 mm | 1900 mm |
| Vehicle Height | 1720 mm | 1320 mm |
| Wheelbase Size | 2830 mm | 2570 mm |
