1949 Armstrong Siddeley Whitley vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 58 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 2,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 BMW 525 (215 HP @ 6500 RPM) has 140 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 2007 BMW 525 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 150 kg more than 2007 BMW 525.
Because 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1949 Armstrong Siddeley Whitley. In wet, icy, snow, or gravel driving conditions, 2007 BMW 525 will offer significantly more control. 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, 2007 BMW 525 (251 Nm @ 2750 RPM) has 106 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 2007 BMW 525 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 | 2007 BMW 525 | |
| Make | Armstrong Siddeley | BMW |
| Model | Whitley | 525 |
| Year Released | 1949 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 215 HP |
| Engine RPM | 4200 RPM | 6500 RPM |
| Torque | 145 Nm | 251 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Engine Bore Size | 70 mm | 78.8 mm |
| Engine Stroke Size | 100 mm | 82 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1280 kg |
| Vehicle Length | 4710 mm | 4850 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1610 mm | 1500 mm |
| Wheelbase Size | 2930 mm | 2840 mm |
