1984 Ford Sierra vs. 2009 Jaguar XK
To start off, 2009 Jaguar XK is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 4,196 cc (8 cylinders), 2009 Jaguar XK is equipped with a bigger engine. In terms of performance, 2009 Jaguar XK (410 HP @ 6250 RPM) has 304 more horse power than 1984 Ford Sierra. (106 HP @ 5200 RPM) In normal driving conditions, 2009 Jaguar XK should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XK weights approximately 472 kg more than 1984 Ford Sierra. 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, 2009 Jaguar XK (560 Nm @ 4000 RPM) has 403 more torque (in Nm) than 1984 Ford Sierra. (157 Nm @ 4000 RPM). This means 2009 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2009 Jaguar XK has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jaguar XK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1984 Ford Sierra | 2009 Jaguar XK | |
| Make | Ford | Jaguar |
| Model | Sierra | XK |
| Year Released | 1984 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 4196 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 106 HP | 410 HP |
| Engine RPM | 5200 RPM | 6250 RPM |
| Torque | 157 Nm | 560 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 90.8 mm | 86 mm |
| Engine Stroke Size | 77 mm | 90.3 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1148 kg | 1620 kg |
| Vehicle Length | 4430 mm | 4800 mm |
| Vehicle Width | 1730 mm | 1330 mm |
| Vehicle Height | 1420 mm | 1900 mm |
| Wheelbase Size | 2610 mm | 2590 mm |
| Fuel Tank Capacity | 60 L | 71 L |
