1949 Armstrong Siddeley Whitley vs. 1968 Mercedes-Benz SL
To start off, 1968 Mercedes-Benz SL is newer by 19 year(s). Which means there will be less support and parts availability for 1949 Armstrong Siddeley Whitley. In addition, the cost of maintenance, including insurance, on 1949 Armstrong Siddeley Whitley would be higher. At 2,495 cc (6 cylinders), 1968 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 1968 Mercedes-Benz SL (150 HP @ 5500 RPM) has 75 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 1968 Mercedes-Benz SL should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 1949 Armstrong Siddeley Whitley weights approximately 70 kg more than 1968 Mercedes-Benz SL.
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, 1968 Mercedes-Benz SL (216 Nm @ 4200 RPM) has 71 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 1968 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1949 Armstrong Siddeley Whitley.
Compare all specifications:
| 1949 Armstrong Siddeley Whitley | 1968 Mercedes-Benz SL | |
| Make | Armstrong Siddeley | Mercedes-Benz |
| Model | Whitley | SL |
| Year Released | 1949 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 150 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 145 Nm | 216 Nm |
| Torque RPM | 3000 RPM | 4200 RPM |
| Engine Bore Size | 70 mm | 82 mm |
| Engine Stroke Size | 100 mm | 78.8 mm |
| Engine Compression Ratio | 6.5:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1430 kg | 1360 kg |
| Vehicle Length | 4710 mm | 4290 mm |
| Vehicle Width | 1730 mm | 1770 mm |
| Vehicle Height | 1610 mm | 1310 mm |
| Wheelbase Size | 2930 mm | 2410 mm |
