2006 Acura RL vs. 1955 Armstrong Siddeley Sapphire
To start off, 2006 Acura RL is newer by 51 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 3,474 cc (6 cylinders), 2006 Acura RL is equipped with a bigger engine. In terms of performance, 2006 Acura RL (290 HP @ 6200 RPM) has 172 more horse power than 1955 Armstrong Siddeley Sapphire. (118 HP @ 5000 RPM). In normal driving conditions, 2006 Acura RL should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 72 kg more than 2006 Acura RL.
Because 2006 Acura RL 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, 2006 Acura RL 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, 2006 Acura RL (347 Nm @ 5000 RPM) has 158 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (189 Nm @ 3500 RPM). This means 2006 Acura RL will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire. 2006 Acura RL has automatic transmission and 1955 Armstrong Siddeley Sapphire has manual transmission. 1955 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Acura RL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Acura RL | 1955 Armstrong Siddeley Sapphire | |
| Make | Acura | Armstrong Siddeley |
| Model | RL | Sapphire |
| Year Released | 2006 | 1955 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3474 cc | 2290 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 290 HP | 118 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 347 Nm | 189 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Compression Ratio | 9.8:1 | 7.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1578 kg | 1650 kg |
| Vehicle Length | 4920 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1570 mm |
| Wheelbase Size | 2810 mm | 2900 mm |
| Fuel Tank Capacity | 73 L | 72 L |
