2005 Audi A4 vs. 2001 Pontiac Firebird
To start off, 2005 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 2001 Pontiac Firebird would be higher. At 3,783 cc (6 cylinders), 2001 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (247 HP @ 6300 RPM) has 50 more horse power than 2001 Pontiac Firebird. (197 HP @ 5200 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2001 Pontiac Firebird.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Pontiac Firebird. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2005 Audi A4 (320 Nm @ 3250 RPM) has 15 more torque (in Nm) than 2001 Pontiac Firebird. (305 Nm @ 4000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Pontiac Firebird.
Compare all specifications:
| 2005 Audi A4 | 2001 Pontiac Firebird | |
| Make | Audi | Pontiac |
| Model | A4 | Firebird |
| Year Released | 2005 | 2001 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 3783 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 197 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 320 Nm | 305 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 96.5 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Engine Compression Ratio | 13.0:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4590 mm | 4920 mm |
| Vehicle Width | 1780 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
