1958 Armstrong Siddeley Star Sapphire vs. 2012 Chevrolet Avalanche
To start off, 2012 Chevrolet Avalanche is newer by 54 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 5,300 cc (8 cylinders), 2012 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2012 Chevrolet Avalanche (310 HP @ 5200 RPM) has 165 more horse power than 1958 Armstrong Siddeley Star Sapphire. (145 HP @ 4250 RPM) In normal driving conditions, 2012 Chevrolet Avalanche should accelerate faster than 1958 Armstrong Siddeley Star Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 517 kg more than 2012 Chevrolet Avalanche.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2012 Chevrolet Avalanche (454 Nm @ 4400 RPM) has 142 more torque (in Nm) than 1958 Armstrong Siddeley Star Sapphire. (312 Nm @ 2000 RPM). This means 2012 Chevrolet Avalanche 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 | 2012 Chevrolet Avalanche | |
| Make | Armstrong Siddeley | Chevrolet |
| Model | Star Sapphire | Avalanche |
| Year Released | 1958 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 310 HP |
| Engine RPM | 4250 RPM | 5200 RPM |
| Torque | 312 Nm | 454 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Compression Ratio | 7.5:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1778 kg | 1261 kg |
| Vehicle Length | 4940 mm | 5630 mm |
| Vehicle Width | 1890 mm | 2020 mm |
| Vehicle Height | 1580 mm | 1950 mm |
| Wheelbase Size | 2900 mm | 3310 mm |
| Fuel Tank Capacity | 72 L | 117 L |
