1963 Austin A 99 vs. 2004 Mercedes-Benz SL
To start off, 2004 Mercedes-Benz SL is newer by 41 year(s). Which means there will be less support and parts availability for 1963 Austin A 99. In addition, the cost of maintenance, including insurance, on 1963 Austin A 99 would be higher. At 5,513 cc (12 cylinders), 2004 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SL (493 HP @ 5000 RPM) has 386 more horse power than 1963 Austin A 99. (107 HP @ 4750 RPM) In normal driving conditions, 2004 Mercedes-Benz SL should accelerate faster than 1963 Austin A 99. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz SL weights approximately 495 kg more than 1963 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, 2004 Mercedes-Benz SL (800 Nm @ 1800 RPM) has 576 more torque (in Nm) than 1963 Austin A 99. (224 Nm @ 2500 RPM). This means 2004 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1963 Austin A 99. 2004 Mercedes-Benz SL has automatic transmission and 1963 Austin A 99 has manual transmission. 1963 Austin A 99 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1963 Austin A 99 | 2004 Mercedes-Benz SL | |
| Make | Austin | Mercedes-Benz |
| Model | A 99 | SL |
| Year Released | 1963 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 5513 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 107 HP | 493 HP |
| Engine RPM | 4750 RPM | 5000 RPM |
| Torque | 224 Nm | 800 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Engine Compression Ratio | 8.3:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 162 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1530 kg | 2025 kg |
| Vehicle Length | 4780 mm | 4540 mm |
| Vehicle Width | 1750 mm | 1830 mm |
| Vehicle Height | 1540 mm | 1300 mm |
| Wheelbase Size | 2800 mm | 2570 mm |
| Fuel Tank Capacity | 34 L | 80 L |
