1949 Armstrong Siddeley Whitley vs. 1998 Marcos Mantara
To start off, 1998 Marcos Mantara is newer by 49 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 3,950 cc (8 cylinders), 1998 Marcos Mantara is equipped with a bigger engine. In terms of performance, 1998 Marcos Mantara (182 HP @ 4750 RPM) has 107 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 1998 Marcos Mantara 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 500 kg more than 1998 Marcos Mantara.
Let's talk about torque, 1998 Marcos Mantara (313 Nm @ 3600 RPM) has 168 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 1998 Marcos Mantara 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 | 1998 Marcos Mantara | |
| Make | Armstrong Siddeley | Marcos |
| Model | Whitley | Mantara |
| Year Released | 1949 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 3950 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 182 HP |
| Engine RPM | 4200 RPM | 4750 RPM |
| Torque | 145 Nm | 313 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 70 mm | 94 mm |
| Engine Stroke Size | 100 mm | 71.1 mm |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1430 kg | 930 kg |
| Vehicle Length | 4710 mm | 4160 mm |
| Vehicle Width | 1730 mm | 1600 mm |
| Vehicle Height | 1610 mm | 1090 mm |
