1981 BMW 745 vs. 2005 Jaguar XJR
To start off, 2005 Jaguar XJR is newer by 24 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 4,196 cc (8 cylinders), 2005 Jaguar XJR is equipped with a bigger engine. In terms of performance, 2005 Jaguar XJR (390 HP @ 6100 RPM) has 138 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 2005 Jaguar XJR should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJR weights approximately 118 kg more than 1981 BMW 745. 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, 2005 Jaguar XJR (554 Nm @ 3500 RPM) has 174 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 2005 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745. 2005 Jaguar XJR has automatic transmission and 1981 BMW 745 has manual transmission. 1981 BMW 745 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Jaguar XJR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 745 | 2005 Jaguar XJR | |
| Make | BMW | Jaguar |
| Model | 745 | XJR |
| Year Released | 1981 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 4196 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 390 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 380 Nm | 554 Nm |
| Torque RPM | 2200 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 86 mm | 90.3 mm |
| Top Speed | 220 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1590 kg | 1708 kg |
| Vehicle Length | 4870 mm | 5090 mm |
| Vehicle Width | 1810 mm | 1870 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2800 mm | 3040 mm |
| Fuel Tank Capacity | 100 L | 85 L |
