1975 Alfa Romeo GT vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo GT would be higher. At 1,983 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (200 HP @ 5100 RPM) has 113 more horse power than 1975 Alfa Romeo GT. (87 HP @ 6000 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 1975 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 1975 Alfa Romeo GT weights approximately 50 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Alfa Romeo GT. 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 (281 Nm @ 1800 RPM) has 141 more torque (in Nm) than 1975 Alfa Romeo GT. (140 Nm @ 3200 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo GT.
Compare all specifications:
| 1975 Alfa Romeo GT | 2009 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | GT | A4 |
| Year Released | 1975 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1983 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 200 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 140 Nm | 281 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Bore Size | 78 mm | 82.5 mm |
| Engine Stroke Size | 67.5 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 930 kg |
| Vehicle Length | 4090 mm | 4580 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1400 mm |
| Wheelbase Size | 2160 mm | 2660 mm |
| Fuel Tank Capacity | 46 L | 34 L |
