1973 Austin Allegro vs. 2005 Smart ForFour
To start off, 2005 Smart ForFour is newer by 32 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 1,747 cc (4 cylinders), 1973 Austin Allegro is equipped with a bigger engine. In terms of performance, 1973 Austin Allegro (80 HP @ 5000 RPM) has 6 more horse power than 2005 Smart ForFour. (74 HP @ 6000 RPM). In normal driving conditions, 1973 Austin Allegro should accelerate faster than 2005 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2005 Smart ForFour weights approximately 127 kg more than 1973 Austin Allegro.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1973 Austin Allegro (137 Nm @ 2600 RPM) has 36 more torque (in Nm) than 2005 Smart ForFour. (101 Nm @ 3500 RPM). This means 1973 Austin Allegro will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart ForFour.
Compare all specifications:
| 1973 Austin Allegro | 2005 Smart ForFour | |
| Make | Austin | Smart |
| Model | Allegro | ForFour |
| Year Released | 1973 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 1124 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 80 HP | 74 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 137 Nm | 101 Nm |
| Torque RPM | 2600 RPM | 3500 RPM |
| Engine Bore Size | 76.2 mm | 75.5 mm |
| Engine Stroke Size | 95.8 mm | 84.8 mm |
| Top Speed | 154 km/hour | 165 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 838 kg | 965 kg |
| Vehicle Length | 3860 mm | 3760 mm |
| Vehicle Width | 1620 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2440 mm | 2510 mm |
| Fuel Tank Capacity | 47 L | 47 L |
