1961 Austin A 99 vs. 1973 Mercedes-Benz S
To start off, 1973 Mercedes-Benz S is newer by 12 year(s). Which means there will be less support and parts availability for 1961 Austin A 99. In addition, the cost of maintenance, including insurance, on 1961 Austin A 99 would be higher. At 2,912 cc (6 cylinders), 1961 Austin A 99 is equipped with a bigger engine. In terms of performance, 1973 Mercedes-Benz S (158 HP @ 5500 RPM) has 51 more horse power than 1961 Austin A 99. (107 HP @ 4750 RPM) In normal driving conditions, 1973 Mercedes-Benz S should accelerate faster than 1961 Austin A 99. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercedes-Benz S weights approximately 80 kg more than 1961 Austin A 99. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Mercedes-Benz S (226 Nm @ 4000 RPM) has 5 more torque (in Nm) than 1961 Austin A 99. (221 Nm @ 2500 RPM). This means 1973 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1961 Austin A 99.
Compare all specifications:
| 1961 Austin A 99 | 1973 Mercedes-Benz S | |
| Make | Austin | Mercedes-Benz |
| Model | A 99 | S |
| Year Released | 1961 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 2746 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 107 HP | 158 HP |
| Engine RPM | 4750 RPM | 5500 RPM |
| Torque | 221 Nm | 226 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 83.4 mm | 86 mm |
| Engine Stroke Size | 88.9 mm | 78.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1610 kg |
| Vehicle Length | 4950 mm | 4970 mm |
| Vehicle Width | 1750 mm | 1880 mm |
| Vehicle Height | 1540 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2870 mm |
| Fuel Tank Capacity | 34 L | 85 L |
