1981 BMW 725 vs. 2007 Lexus IS
To start off, 2007 Lexus IS is newer by 26 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 2,493 cc (6 cylinders), 1981 BMW 725 is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (153 HP @ 6200 RPM) has 5 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2007 Lexus IS should accelerate faster than 1981 BMW 725.
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, 1981 BMW 725 (215 Nm @ 4000 RPM) has 20 more torque (in Nm) than 2007 Lexus IS. (195 Nm @ 4600 RPM). This means 1981 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus IS.
Compare all specifications:
| 1981 BMW 725 | 2007 Lexus IS | |
| Make | BMW | Lexus |
| Model | 725 | IS |
| Year Released | 1981 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 1988 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 153 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 215 Nm | 195 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 86 mm | 75 mm |
| Engine Stroke Size | 71.6 mm | 75 mm |
| Engine Compression Ratio | 9.6:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4870 mm | 4410 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2680 mm |
