1958 Armstrong Siddeley Star Sapphire vs. 2007 GMC Yukon
To start off, 2007 GMC Yukon is newer by 49 year(s). Which means there will be less support and parts availability for 1958 Armstrong Siddeley Star Sapphire. In addition, the cost of maintenance, including insurance, on 1958 Armstrong Siddeley Star Sapphire would be higher. At 5,326 cc (8 cylinders), 2007 GMC Yukon is equipped with a bigger engine. In terms of performance, 2007 GMC Yukon (303 HP @ 5200 RPM) has 158 more horse power than 1958 Armstrong Siddeley Star Sapphire. (145 HP @ 4250 RPM) In normal driving conditions, 2007 GMC Yukon should accelerate faster than 1958 Armstrong Siddeley Star Sapphire.
Because 2007 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 1958 Armstrong Siddeley Star Sapphire. In wet, icy, snow, or gravel driving conditions, 2007 GMC Yukon 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 Yukon (447 Nm @ 4000 RPM) has 135 more torque (in Nm) than 1958 Armstrong Siddeley Star Sapphire. (312 Nm @ 2000 RPM). This means 2007 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1958 Armstrong Siddeley Star Sapphire.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 2007 GMC Yukon | |
| Make | Armstrong Siddeley | GMC |
| Model | Star Sapphire | Yukon |
| Year Released | 1958 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 5326 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 303 HP |
| Engine RPM | 4250 RPM | 5200 RPM |
| Torque | 312 Nm | 447 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 7.5:1 | 9.9:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4940 mm | 4870 mm |
| Vehicle Width | 1890 mm | 1900 mm |
| Vehicle Height | 1580 mm | 1830 mm |
| Wheelbase Size | 2900 mm | 2880 mm |
| Fuel Tank Capacity | 72 L | 83 L |
