2009 Audi A4 vs. 1975 Pontiac Trans Am
To start off, 2009 Audi A4 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Pontiac Trans Am. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Trans Am would be higher. At 6,556 cc (8 cylinders), 1975 Pontiac Trans Am is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (222 HP) has 2 more horse power than 1975 Pontiac Trans Am. (220 HP). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1975 Pontiac Trans Am.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Pontiac Trans Am. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A4 (450 Nm) has 16 more torque (in Nm) than 1975 Pontiac Trans Am. (434 Nm). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Pontiac Trans Am.
Compare all specifications:
| 2009 Audi A4 | 1975 Pontiac Trans Am | |
| Make | Audi | Pontiac |
| Model | A4 | Trans Am |
| Year Released | 2009 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 6556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 222 HP | 220 HP |
| Torque | 450 Nm | 434 Nm |
| Engine Bore Size | 83 mm | 104.2 mm |
| Engine Stroke Size | 91.4 mm | 95.3 mm |
| Engine Compression Ratio | 17.0:1 | 8.1:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4550 mm | 5040 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1260 mm |
| Wheelbase Size | 2660 mm | 2750 mm |
