1977 Bitter Diplomat vs. 1988 Jaguar XJS
To start off, 1988 Jaguar XJS is newer by 11 year(s). Which means there will be less support and parts availability for 1977 Bitter Diplomat. In addition, the cost of maintenance, including insurance, on 1977 Bitter Diplomat would be higher. At 5,354 cc (8 cylinders), 1977 Bitter Diplomat is equipped with a bigger engine. In terms of performance, 1988 Jaguar XJS (291 HP @ 5500 RPM) has 64 more horse power than 1977 Bitter Diplomat. (227 HP @ 4700 RPM) In normal driving conditions, 1988 Jaguar XJS should accelerate faster than 1977 Bitter Diplomat. With that said, vehicle weight also plays an important factor in acceleration. 1988 Jaguar XJS weights approximately 250 kg more than 1977 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, 1988 Jaguar XJS (440 Nm @ 3250 RPM) has 21 more torque (in Nm) than 1977 Bitter Diplomat. (419 Nm @ 3100 RPM). This means 1988 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1977 Bitter Diplomat.
Compare all specifications:
| 1977 Bitter Diplomat | 1988 Jaguar XJS | |
| Make | Bitter | Jaguar |
| Model | Diplomat | XJS |
| Year Released | 1977 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 5343 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 227 HP | 291 HP |
| Engine RPM | 4700 RPM | 5500 RPM |
| Torque | 419 Nm | 440 Nm |
| Torque RPM | 3100 RPM | 3250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1680 kg | 1930 kg |
| Vehicle Length | 4860 mm | 4770 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1290 mm | 1260 mm |
| Wheelbase Size | 2690 mm | 2600 mm |
