2009 Audi A3 vs. 1973 BMW 2004
To start off, 2009 Audi A3 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 BMW 2004. In addition, the cost of maintenance, including insurance, on 1973 BMW 2004 would be higher. At 1,991 cc (4 cylinders), 1973 BMW 2004 is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (138 HP @ 4000 RPM) has 41 more horse power than 1973 BMW 2004. (97 HP @ 5800 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 1973 BMW 2004. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A3 weights approximately 525 kg more than 1973 BMW 2004. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 BMW 2004. In wet, icy, snow, or gravel driving conditions, 2009 Audi A3 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 A3 (320 Nm @ 1750 RPM) has 163 more torque (in Nm) than 1973 BMW 2004. (157 Nm @ 3000 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 2004.
Compare all specifications:
| 2009 Audi A3 | 1973 BMW 2004 | |
| Make | Audi | BMW |
| Model | A3 | 2004 |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1966 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 97 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 320 Nm | 157 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 89 mm |
| Engine Stroke Size | 95.5 mm | 80 mm |
| Engine Compression Ratio | 18.0:1 | 8.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1545 kg | 1020 kg |
| Vehicle Length | 4290 mm | 4420 mm |
| Vehicle Width | 1770 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2510 mm |
