1951 Austin A 40 vs. 1973 Opel Manta
To start off, 1973 Opel Manta is newer by 22 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 1,200 cc (4 cylinders), 1951 Austin A 40 is equipped with a bigger engine. In terms of performance, 1973 Opel Manta (59 HP @ 5400 RPM) has 10 more horse power than 1951 Austin A 40. (49 HP @ 5000 RPM) In normal driving conditions, 1973 Opel Manta 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 60 kg more than 1973 Opel Manta.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Opel Manta (90 Nm @ 3000 RPM) has 7 more torque (in Nm) than 1951 Austin A 40. (83 Nm @ 3000 RPM). This means 1973 Opel Manta 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 | 1973 Opel Manta | |
| Make | Austin | Opel |
| Model | A 40 | Manta |
| Year Released | 1951 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 49 HP | 59 HP |
| Engine RPM | 5000 RPM | 5400 RPM |
| Torque | 83 Nm | 90 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 65.5 mm | 79.1 mm |
| Engine Stroke Size | 89 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 990 kg | 930 kg |
| Vehicle Length | 4060 mm | 4300 mm |
| Vehicle Width | 1560 mm | 1640 mm |
| Vehicle Height | 1450 mm | 1360 mm |
| Wheelbase Size | 2360 mm | 2440 mm |
