1990 Pontiac Firebird vs. 1998 Porsche 911
To start off, 1998 Porsche 911 is newer by 8 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, 1998 Porsche 911 (296 HP @ 6800 RPM) has 61 more horse power than 1990 Pontiac Firebird. (235 HP @ 4400 RPM) In normal driving conditions, 1998 Porsche 911 should accelerate faster than 1990 Pontiac Firebird.
Because 1998 Porsche 911 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, 1998 Porsche 911 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, 1990 Pontiac Firebird (447 Nm @ 3200 RPM) has 97 more torque (in Nm) than 1998 Porsche 911. (350 Nm @ 4600 RPM). This means 1990 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1998 Porsche 911.
Compare all specifications:
| 1990 Pontiac Firebird | 1998 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Firebird | 911 |
| Year Released | 1990 | 1998 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5733 cc | 3387 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 235 HP | 296 HP |
| Engine RPM | 4400 RPM | 6800 RPM |
| Torque | 447 Nm | 350 Nm |
| Torque RPM | 3200 RPM | 4600 RPM |
| Engine Bore Size | 101.6 mm | 96 mm |
| Engine Stroke Size | 88.4 mm | 78 mm |
| Engine Compression Ratio | 8.5:1 | 11.3:1 |
| Top Speed | 209 km/hour | 275 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1770 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2570 mm | 2360 mm |
| Fuel Tank Capacity | 76 L | 63 L |
