1949 Armstrong Siddeley Whitley vs. 2005 BMW 325
To start off, 2005 BMW 325 is newer by 56 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 2,492 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (184 HP @ 6000 RPM) has 109 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 2005 BMW 325 should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 140 kg more than 1949 Armstrong Siddeley Whitley. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 325 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, 2005 BMW 325 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, 2005 BMW 325 (245 Nm @ 3500 RPM) has 100 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 2005 BMW 325 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 | 2005 BMW 325 | |
| Make | Armstrong Siddeley | BMW |
| Model | Whitley | 325 |
| Year Released | 1949 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 184 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 145 Nm | 245 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 70 mm | 84 mm |
| Engine Stroke Size | 100 mm | 75 mm |
| Engine Compression Ratio | 6.5:1 | 11.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1570 kg |
| Vehicle Length | 4710 mm | 4480 mm |
| Vehicle Width | 1730 mm | 1750 mm |
| Vehicle Height | 1610 mm | 1440 mm |
| Wheelbase Size | 2930 mm | 2730 mm |
