1958 Armstrong Siddeley Star Sapphire vs. 1999 Lincoln Navigator
To start off, 1999 Lincoln Navigator is newer by 41 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 5,408 cc (8 cylinders), 1999 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 1999 Lincoln Navigator (296 HP @ 5000 RPM) has 151 more horse power than 1958 Armstrong Siddeley Star Sapphire. (145 HP @ 4250 RPM) In normal driving conditions, 1999 Lincoln Navigator should accelerate faster than 1958 Armstrong Siddeley Star Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1999 Lincoln Navigator weights approximately 577 kg more than 1958 Armstrong Siddeley Star Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Lincoln Navigator 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, 1999 Lincoln Navigator 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, 1999 Lincoln Navigator (481 Nm @ 2750 RPM) has 169 more torque (in Nm) than 1958 Armstrong Siddeley Star Sapphire. (312 Nm @ 2000 RPM). This means 1999 Lincoln Navigator 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 | 1999 Lincoln Navigator | |
| Make | Armstrong Siddeley | Lincoln |
| Model | Star Sapphire | Navigator |
| Year Released | 1958 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 5408 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 296 HP |
| Engine RPM | 4250 RPM | 5000 RPM |
| Torque | 312 Nm | 481 Nm |
| Torque RPM | 2000 RPM | 2750 RPM |
| Engine Bore Size | 97.1 mm | 90 mm |
| Engine Stroke Size | 90 mm | 106 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1778 kg | 2355 kg |
| Vehicle Length | 4940 mm | 5210 mm |
| Vehicle Width | 1890 mm | 2040 mm |
| Vehicle Height | 1580 mm | 1950 mm |
| Wheelbase Size | 2900 mm | 3030 mm |
| Fuel Tank Capacity | 72 L | 85 L |
