1979 Bitter Diplomat vs. 2010 Jaguar XF
To start off, 2010 Jaguar XF is newer by 31 year(s). Which means there will be less support and parts availability for 1979 Bitter Diplomat. In addition, the cost of maintenance, including insurance, on 1979 Bitter Diplomat would be higher. At 5,354 cc (8 cylinders), 1979 Bitter Diplomat is equipped with a bigger engine. In terms of performance, 2010 Jaguar XF (300 HP @ 6000 RPM) has 73 more horse power than 1979 Bitter Diplomat. (227 HP @ 4700 RPM) In normal driving conditions, 2010 Jaguar XF should accelerate faster than 1979 Bitter Diplomat. With that said, vehicle weight also plays an important factor in acceleration. 2010 Jaguar XF weights approximately 136 kg more than 1979 Bitter Diplomat. 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, 2010 Jaguar XF (420 Nm @ 4100 RPM) has 1 more torque (in Nm) than 1979 Bitter Diplomat. (419 Nm @ 3100 RPM). This means 2010 Jaguar XF will have an easier job in driving up hills or pulling heavy equipment than 1979 Bitter Diplomat.
Compare all specifications:
| 1979 Bitter Diplomat | 2010 Jaguar XF | |
| Make | Bitter | Jaguar |
| Model | Diplomat | XF |
| Year Released | 1979 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 227 HP | 300 HP |
| Engine RPM | 4700 RPM | 6000 RPM |
| Torque | 419 Nm | 420 Nm |
| Torque RPM | 3100 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1686 kg | 1822 kg |
| Vehicle Length | 4860 mm | 4961 mm |
| Vehicle Width | 1850 mm | 1877 mm |
| Vehicle Height | 1290 mm | 1461 mm |
| Wheelbase Size | 2690 mm | 2908 mm |
