1955 Armstrong Siddeley Sapphire vs. 2009 BMW 325
To start off, 2009 BMW 325 is newer by 54 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 2,494 cc (6 cylinders), 2009 BMW 325 is equipped with a bigger engine. In terms of performance, 2009 BMW 325 (215 HP @ 6500 RPM) has 97 more horse power than 1955 Armstrong Siddeley Sapphire. (118 HP @ 5000 RPM) In normal driving conditions, 2009 BMW 325 should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 325 weights approximately 25 kg more than 1955 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 BMW 325 (250 Nm @ 2750 RPM) has 61 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (189 Nm @ 3500 RPM). This means 2009 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 2009 BMW 325 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 325 |
| Year Released | 1955 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 118 HP | 215 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 189 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Compression Ratio | 7.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 155 km/hour | 240 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1650 kg | 1675 kg |
| Vehicle Length | 4580 mm | 4530 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1570 mm | 1420 mm |
| Wheelbase Size | 2900 mm | 2770 mm |
| Fuel Tank Capacity | 72 L | 63 L |
