1981 Austin Allegro vs. 1991 Chevrolet Blazer
To start off, 1991 Chevrolet Blazer is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1981 Austin Allegro would be higher. At 4,300 cc (6 cylinders), 1991 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 1991 Chevrolet Blazer (158 HP @ 4000 RPM) has 114 more horse power than 1981 Austin Allegro. (44 HP @ 5250 RPM) In normal driving conditions, 1991 Chevrolet Blazer should accelerate faster than 1981 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chevrolet Blazer weights approximately 650 kg more than 1981 Austin Allegro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 1981 Austin Allegro. In wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Blazer 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, 1991 Chevrolet Blazer (313 Nm @ 2800 RPM) has 243 more torque (in Nm) than 1981 Austin Allegro. (70 Nm @ 3000 RPM). This means 1991 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 1981 Austin Allegro.
Compare all specifications:
| 1981 Austin Allegro | 1991 Chevrolet Blazer | |
| Make | Austin | Chevrolet |
| Model | Allegro | Blazer |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 998 cc | 4300 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 44 HP | 158 HP |
| Engine RPM | 5250 RPM | 4000 RPM |
| Torque | 70 Nm | 313 Nm |
| Torque RPM | 3000 RPM | 2800 RPM |
| Engine Bore Size | 64.6 mm | 101.6 mm |
| Engine Stroke Size | 76.2 mm | 88.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 800 kg | 1450 kg |
| Vehicle Length | 3200 mm | 4330 mm |
| Vehicle Width | 1620 mm | 1660 mm |
| Vehicle Height | 1400 mm | 1600 mm |
| Wheelbase Size | 2450 mm | 2600 mm |
