1953 Armstrong Siddeley Sapphire vs. 2007 Jaguar XKR
To start off, 2007 Jaguar XKR is newer by 54 year(s). Which means there will be less support and parts availability for 1953 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1953 Armstrong Siddeley Sapphire would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2007 Jaguar XKR (391 HP @ 3500 RPM) has 266 more horse power than 1953 Armstrong Siddeley Sapphire. (125 HP @ 4400 RPM) In normal driving conditions, 2007 Jaguar XKR should accelerate faster than 1953 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XKR weights approximately 270 kg more than 1953 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Jaguar XKR (542 Nm @ 3500 RPM) has 303 more torque (in Nm) than 1953 Armstrong Siddeley Sapphire. (239 Nm @ 1000 RPM). This means 2007 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 1953 Armstrong Siddeley Sapphire. 2007 Jaguar XKR has automatic transmission and 1953 Armstrong Siddeley Sapphire has manual transmission. 1953 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Jaguar XKR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1953 Armstrong Siddeley Sapphire | 2007 Jaguar XKR | |
| Make | Armstrong Siddeley | Jaguar |
| Model | Sapphire | XKR |
| Year Released | 1953 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 4196 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 391 HP |
| Engine RPM | 4400 RPM | 3500 RPM |
| Torque | 239 Nm | 542 Nm |
| Torque RPM | 1000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 141 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1845 kg |
| Vehicle Length | 4910 mm | 4770 mm |
| Vehicle Width | 1840 mm | 1840 mm |
| Vehicle Height | 1610 mm | 1310 mm |
| Wheelbase Size | 2900 mm | 2590 mm |
| Fuel Tank Capacity | 72 L | 75 L |
