1990 Pontiac Firebird vs. 2003 Porsche 911
To start off, 2003 Porsche 911 is newer by 13 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, 2003 Porsche 911 (443 HP @ 6000 RPM) has 208 more horse power than 1990 Pontiac Firebird. (235 HP @ 4400 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 1990 Pontiac Firebird.
Because 2003 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, 2003 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, 2003 Porsche 911 (621 Nm @ 2700 RPM) has 174 more torque (in Nm) than 1990 Pontiac Firebird. (447 Nm @ 3200 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Firebird.
Compare all specifications:
| 1990 Pontiac Firebird | 2003 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Firebird | 911 |
| Year Released | 1990 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5733 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 235 HP | 443 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 447 Nm | 621 Nm |
| Torque RPM | 3200 RPM | 2700 RPM |
| Engine Bore Size | 101.6 mm | 100 mm |
| Engine Stroke Size | 88.4 mm | 76.4 mm |
| Top Speed | 209 km/hour | 307 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1270 mm | 1300 mm |
| Wheelbase Size | 2570 mm | 2360 mm |
| Fuel Tank Capacity | 76 L | 64 L |
