1999 Audi A4 vs. 1973 Austin Allegro
To start off, 1999 Audi A4 is newer by 26 year(s). Which means there will be less support and parts availability for 1973 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1973 Austin Allegro would be higher. At 1,781 cc (4 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (123 HP @ 5800 RPM) has 75 more horse power than 1973 Austin Allegro. (48 HP @ 5250 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 556 kg more than 1973 Austin Allegro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Austin Allegro. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 Audi A4 (168 Nm @ 3500 RPM) has 87 more torque (in Nm) than 1973 Austin Allegro. (81 Nm @ 2450 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1999 Audi A4 | 1973 Austin Allegro | |
| Make | Audi | Austin |
| Model | A4 | Allegro |
| Year Released | 1999 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1098 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 48 HP |
| Engine RPM | 5800 RPM | 5250 RPM |
| Torque | 168 Nm | 81 Nm |
| Torque RPM | 3500 RPM | 2450 RPM |
| Engine Bore Size | 81 mm | 64.6 mm |
| Engine Stroke Size | 86.4 mm | 83.7 mm |
| Engine Compression Ratio | 10.3:1 | 8.5:1 |
| Top Speed | 201 km/hour | 134 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1356 kg | 800 kg |
| Vehicle Length | 4480 mm | 3860 mm |
| Vehicle Width | 1740 mm | 1620 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2440 mm |
| Fuel Tank Capacity | 60 L | 47 L |
