1951 Austin A 40 vs. 1989 Ford Sierra
To start off, 1989 Ford Sierra is newer by 38 year(s). Which means there will be less support and parts availability for 1951 Austin A 40. In addition, the cost of maintenance, including insurance, on 1951 Austin A 40 would be higher. At 2,933 cc (6 cylinders), 1989 Ford Sierra is equipped with a bigger engine. In terms of performance, 1989 Ford Sierra (148 HP @ 5700 RPM) has 110 more horse power than 1951 Austin A 40. (38 HP @ 4300 RPM) In normal driving conditions, 1989 Ford Sierra should accelerate faster than 1951 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Sierra weights approximately 325 kg more than 1951 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1951 Austin A 40. In wet, icy, snow, or gravel driving conditions, 1989 Ford Sierra 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, 1989 Ford Sierra (238 Nm @ 3000 RPM) has 158 more torque (in Nm) than 1951 Austin A 40. (80 Nm @ 2300 RPM). This means 1989 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1951 Austin A 40.
Compare all specifications:
| 1951 Austin A 40 | 1989 Ford Sierra | |
| Make | Austin | Ford |
| Model | A 40 | Sierra |
| Year Released | 1951 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 2933 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 38 HP | 148 HP |
| Engine RPM | 4300 RPM | 5700 RPM |
| Torque | 80 Nm | 238 Nm |
| Torque RPM | 2300 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 970 kg | 1295 kg |
| Vehicle Length | 3890 mm | 4430 mm |
| Vehicle Width | 1560 mm | 1700 mm |
| Vehicle Height | 1620 mm | 1370 mm |
| Wheelbase Size | 2360 mm | 2610 mm |
| Fuel Tank Capacity | 48 L | 55 L |
