1973 Austin Allegro vs. 1977 BMW 520
To start off, 1977 BMW 520 is newer by 4 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 1,990 cc (6 cylinders), 1977 BMW 520 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (120 HP @ 6000 RPM) has 76 more horse power than 1973 Austin Allegro. (44 HP @ 5250 RPM) In normal driving conditions, 1977 BMW 520 should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 495 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 1977 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1973 Austin Allegro, being front wheel drive (FWD), will offer much better control with better grip. 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, 1977 BMW 520 (160 Nm @ 4000 RPM) has 86 more torque (in Nm) than 1973 Austin Allegro. (74 Nm @ 2900 RPM). This means 1977 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
1973 Austin Allegro | 1977 BMW 520 | |
Make | Austin | BMW |
Model | Allegro | 520 |
Year Released | 1973 | 1977 |
Engine Position | Front | Front |
Engine Size | 1097 cc | 1990 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 44 HP | 120 HP |
Engine RPM | 5250 RPM | 6000 RPM |
Torque | 74 Nm | 160 Nm |
Torque RPM | 2900 RPM | 4000 RPM |
Engine Bore Size | 64.6 mm | 80 mm |
Engine Stroke Size | 83.7 mm | 66 mm |
Fuel Type | Gasoline | Gasoline |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 815 kg | 1310 kg |
Vehicle Length | 3200 mm | 4630 mm |
Vehicle Width | 1620 mm | 1700 mm |
Vehicle Height | 1400 mm | 1430 mm |
Wheelbase Size | 2450 mm | 2640 mm |
Fuel Tank Capacity | 48 L | 70 L |