1977 BMW 728 vs. 1995 Jaguar XJS
To start off, 1995 Jaguar XJS is newer by 18 year(s). Which means there will be less support and parts availability for 1977 BMW 728. In addition, the cost of maintenance, including insurance, on 1977 BMW 728 would be higher. At 3,980 cc (6 cylinders), 1995 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1995 Jaguar XJS (223 HP @ 4750 RPM) has 53 more horse power than 1977 BMW 728. (170 HP @ 6000 RPM) In normal driving conditions, 1995 Jaguar XJS should accelerate faster than 1977 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 1995 Jaguar XJS weights approximately 198 kg more than 1977 BMW 728. 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, 1995 Jaguar XJS (377 Nm @ 3650 RPM) has 142 more torque (in Nm) than 1977 BMW 728. (235 Nm @ 3700 RPM). This means 1995 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 728.
Compare all specifications:
| 1977 BMW 728 | 1995 Jaguar XJS | |
| Make | BMW | Jaguar |
| Model | 728 | XJS |
| Year Released | 1977 | 1995 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 3980 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 223 HP |
| Engine RPM | 6000 RPM | 4750 RPM |
| Torque | 235 Nm | 377 Nm |
| Torque RPM | 3700 RPM | 3650 RPM |
| Engine Bore Size | 86 mm | 91 mm |
| Engine Stroke Size | 80 mm | 102 mm |
| Engine Compression Ratio | 9.0:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1536 kg | 1734 kg |
| Vehicle Length | 4870 mm | 4770 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1270 mm |
| Wheelbase Size | 2800 mm | 2600 mm |
| Fuel Tank Capacity | 85 L | 82 L |
