1973 Austin Allegro vs. 1991 Ford Mustang
To start off, 1991 Ford Mustang is newer by 18 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 2,301 cc (4 cylinders), 1991 Ford Mustang is equipped with a bigger engine. In terms of performance, 1991 Ford Mustang (106 HP @ 4600 RPM) has 35 more horse power than 1973 Austin Allegro. (71 HP @ 5500 RPM) In normal driving conditions, 1991 Ford Mustang should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Mustang weights approximately 370 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 1991 Ford Mustang 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 1991 Ford Mustang. 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, 1991 Ford Mustang (183 Nm @ 2600 RPM) has 51 more torque (in Nm) than 1973 Austin Allegro. (132 Nm @ 2300 RPM). This means 1991 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 1991 Ford Mustang | |
| Make | Austin | Ford |
| Model | Allegro | Mustang |
| Year Released | 1973 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 2301 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 106 HP |
| Engine RPM | 5500 RPM | 4600 RPM |
| Torque | 132 Nm | 183 Nm |
| Torque RPM | 2300 RPM | 2600 RPM |
| Engine Bore Size | 76.2 mm | 96 mm |
| Engine Stroke Size | 95.8 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1260 kg |
| Vehicle Length | 3200 mm | 4560 mm |
| Vehicle Width | 1620 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2450 mm | 2560 mm |
| Fuel Tank Capacity | 47 L | 45 L |
