1956 Armstrong Siddeley Sapphire vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 51 year(s). Which means there will be less support and parts availability for 1956 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1956 Armstrong Siddeley Sapphire would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 227 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1430 kg more than 1956 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1956 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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 GMC Sierra (506 Nm @ 4400 RPM) has 346 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire. 2007 GMC Sierra has automatic transmission and 1956 Armstrong Siddeley Sapphire has manual transmission. 1956 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 2007 GMC Sierra | |
| Make | Armstrong Siddeley | GMC |
| Model | Sapphire | Sierra |
| Year Released | 1956 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 312 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 160 Nm | 506 Nm |
| Torque RPM | 1750 RPM | 4400 RPM |
| Engine Bore Size | 70 mm | 102 mm |
| Engine Stroke Size | 100 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 2790 kg |
| Vehicle Length | 4580 mm | 6340 mm |
| Vehicle Width | 1730 mm | 2440 mm |
| Vehicle Height | 1570 mm | 1940 mm |
| Wheelbase Size | 2900 mm | 4010 mm |
