2006 BMW 523 vs. 2005 Lexus IS
To start off, 2006 BMW 523 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Lexus IS. In addition, the cost of maintenance, including insurance, on 2005 Lexus IS would be higher. At 2,999 cc (6 cylinders), 2005 Lexus IS is equipped with a bigger engine. In terms of performance, 2005 Lexus IS (201 HP @ 5600 RPM) has 26 more horse power than 2006 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2005 Lexus IS should accelerate faster than 2006 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 92 kg more than 2005 Lexus IS.
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 Lexus IS (310 Nm @ 3800 RPM) has 80 more torque (in Nm) than 2006 BMW 523. (230 Nm @ 3500 RPM). This means 2005 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 523. 2005 Lexus IS has automatic transmission and 2006 BMW 523 has manual transmission. 2006 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 523 | 2005 Lexus IS | |
| Make | BMW | Lexus |
| Model | 523 | IS |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 201 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 230 Nm | 310 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 78.8 mm | 86 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9 seconds | 8.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1632 kg | 1540 kg |
| Vehicle Length | 4850 mm | 4510 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2680 mm |
| Fuel Consumption Overall | 10.9 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 70 L | 66 L |
