1972 Rover P5B vs. 2003 Lexus IS
To start off, 2003 Lexus IS is newer by 31 year(s). Which means there will be less support and parts availability for 1972 Rover P5B. In addition, the cost of maintenance, including insurance, on 1972 Rover P5B would be higher. At 3,528 cc (8 cylinders), 1972 Rover P5B is equipped with a bigger engine. In terms of performance, 1972 Rover P5B (158 HP @ 5200 RPM) has 5 more horse power than 2003 Lexus IS. (153 HP @ 6200 RPM). In normal driving conditions, 1972 Rover P5B should accelerate faster than 2003 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 1972 Rover P5B weights approximately 190 kg more than 2003 Lexus IS. 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, 1972 Rover P5B (295 Nm @ 3000 RPM) has 99 more torque (in Nm) than 2003 Lexus IS. (196 Nm @ 4600 RPM). This means 1972 Rover P5B will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus IS.
Compare all specifications:
| 1972 Rover P5B | 2003 Lexus IS | |
| Make | Rover | Lexus |
| Model | P5B | IS |
| Year Released | 1972 | 2003 |
| Engine Size | 3528 cc | 1988 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 153 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 295 Nm | 196 Nm |
| Torque RPM | 3000 RPM | 4600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1590 kg | 1400 kg |
| Vehicle Length | 4750 mm | 4410 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1550 mm | 1430 mm |
| Wheelbase Size | 2820 mm | 2680 mm |
