1991 BMW 518 vs. 1997 Pontiac Firebird
To start off, 1997 Pontiac Firebird is newer by 6 year(s). Which means there will be less support and parts availability for 1991 BMW 518. In addition, the cost of maintenance, including insurance, on 1991 BMW 518 would be higher. At 3,352 cc (6 cylinders), 1997 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1997 Pontiac Firebird (146 HP @ 4600 RPM) has 32 more horse power than 1991 BMW 518. (114 HP @ 5500 RPM) In normal driving conditions, 1997 Pontiac Firebird should accelerate faster than 1991 BMW 518. With that said, vehicle weight also plays an important factor in acceleration. 1997 Pontiac Firebird weights approximately 368 kg more than 1991 BMW 518. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1997 Pontiac Firebird (257 Nm @ 3150 RPM) has 92 more torque (in Nm) than 1991 BMW 518. (165 Nm @ 4250 RPM). This means 1997 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 518.
Compare all specifications:
| 1991 BMW 518 | 1997 Pontiac Firebird | |
| Make | BMW | Pontiac |
| Model | 518 | Firebird |
| Year Released | 1991 | 1997 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1766 cc | 3352 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 146 HP |
| Engine RPM | 5500 RPM | 4600 RPM |
| Torque | 165 Nm | 257 Nm |
| Torque RPM | 4250 RPM | 3150 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1528 kg |
| Vehicle Length | 4730 mm | 4920 mm |
| Vehicle Width | 1760 mm | 1900 mm |
| Vehicle Height | 1420 mm | 1310 mm |
| Wheelbase Size | 2770 mm | 2570 mm |
