1951 Austin A 40 vs. 1981 Nissan Sunny
To start off, 1981 Nissan Sunny is newer by 30 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 1,487 cc (4 cylinders), 1981 Nissan Sunny is equipped with a bigger engine. In terms of performance, 1981 Nissan Sunny (74 HP @ 5600 RPM) has 36 more horse power than 1951 Austin A 40. (38 HP @ 4300 RPM) In normal driving conditions, 1981 Nissan Sunny should accelerate faster than 1951 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1951 Austin A 40 weights approximately 155 kg more than 1981 Nissan Sunny.
Let's talk about torque, 1981 Nissan Sunny (123 Nm @ 2800 RPM) has 43 more torque (in Nm) than 1951 Austin A 40. (80 Nm @ 2300 RPM). This means 1981 Nissan Sunny 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 | 1981 Nissan Sunny | |
| Make | Austin | Nissan |
| Model | A 40 | Sunny |
| Year Released | 1951 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 1487 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 38 HP | 74 HP |
| Engine RPM | 4300 RPM | 5600 RPM |
| Torque | 80 Nm | 123 Nm |
| Torque RPM | 2300 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 970 kg | 815 kg |
| Vehicle Length | 3890 mm | 4140 mm |
| Vehicle Width | 1560 mm | 1650 mm |
| Vehicle Height | 1620 mm | 1400 mm |
| Wheelbase Size | 2360 mm | 2410 mm |
