1949 Armstrong Siddeley Whitley vs. 2011 Jaguar XK
To start off, 2011 Jaguar XK is newer by 62 year(s). Which means there will be less support and parts availability for 1949 Armstrong Siddeley Whitley. In addition, the cost of maintenance, including insurance, on 1949 Armstrong Siddeley Whitley would be higher. At 5,000 cc (8 cylinders), 2011 Jaguar XK is equipped with a bigger engine. In terms of performance, 2011 Jaguar XK (510 HP @ 6000 RPM) has 435 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 2011 Jaguar XK should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 2011 Jaguar XK weights approximately 370 kg more than 1949 Armstrong Siddeley Whitley. 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, 2011 Jaguar XK (624 Nm @ 2500 RPM) has 479 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 2011 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1949 Armstrong Siddeley Whitley. 2011 Jaguar XK has automatic transmission and 1949 Armstrong Siddeley Whitley has manual transmission. 1949 Armstrong Siddeley Whitley will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Jaguar XK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1949 Armstrong Siddeley Whitley | 2011 Jaguar XK | |
| Make | Armstrong Siddeley | Jaguar |
| Model | Whitley | XK |
| Year Released | 1949 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 5000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 75 HP | 510 HP |
| Engine RPM | 4200 RPM | 6000 RPM |
| Torque | 145 Nm | 624 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1430 kg | 1800 kg |
| Vehicle Length | 4710 mm | 4793 mm |
| Vehicle Width | 1730 mm | 1892 mm |
| Vehicle Height | 1610 mm | 1321 mm |
| Wheelbase Size | 2930 mm | 2751 mm |
