1973 Austin Allegro vs. 1986 Buick Regal
To start off, 1986 Buick Regal is newer by 13 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 3,791 cc (6 cylinders), 1986 Buick Regal is equipped with a bigger engine. In terms of performance, 1986 Buick Regal (235 HP @ 4400 RPM) has 164 more horse power than 1973 Austin Allegro. (71 HP @ 5500 RPM) In normal driving conditions, 1986 Buick Regal should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1986 Buick Regal weights approximately 600 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 1986 Buick Regal 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 1986 Buick Regal. 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, 1986 Buick Regal (448 Nm @ 2800 RPM) has 316 more torque (in Nm) than 1973 Austin Allegro. (132 Nm @ 2300 RPM). This means 1986 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro. 1986 Buick Regal has automatic transmission and 1973 Austin Allegro has manual transmission. 1973 Austin Allegro will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Austin Allegro | 1986 Buick Regal | |
| Make | Austin | Buick |
| Model | Allegro | Regal |
| Year Released | 1973 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 71 HP | 235 HP |
| Engine RPM | 5500 RPM | 4400 RPM |
| Torque | 132 Nm | 448 Nm |
| Torque RPM | 2300 RPM | 2800 RPM |
| Engine Bore Size | 76.2 mm | 96.5 mm |
| Engine Stroke Size | 95.8 mm | 86.4 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1490 kg |
| Vehicle Length | 3200 mm | 5100 mm |
| Vehicle Width | 1620 mm | 1830 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2450 mm | 2750 mm |
| Fuel Tank Capacity | 47 L | 68 L |
