2005 BMW X5 vs. 2011 Lexus IS
To start off, 2011 Lexus IS is newer by 6 year(s). Which means there will be less support and parts availability for 2005 BMW X5. In addition, the cost of maintenance, including insurance, on 2005 BMW X5 would be higher. At 3,500 cc (6 cylinders), 2011 Lexus IS is equipped with a bigger engine. In terms of performance, 2011 Lexus IS (306 HP @ 6400 RPM) has 91 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM) In normal driving conditions, 2011 Lexus IS should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 570 kg more than 2011 Lexus IS.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 will offer significantly more control. 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 BMW X5 (520 Nm @ 2000 RPM) has 145 more torque (in Nm) than 2011 Lexus IS. (375 Nm @ 4800 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2011 Lexus IS. 2011 Lexus IS has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Lexus IS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW X5 | 2011 Lexus IS | |
| Make | BMW | Lexus |
| Model | X5 | IS |
| Year Released | 2005 | 2011 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 306 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 520 Nm | 375 Nm |
| Torque RPM | 2000 RPM | 4800 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2170 kg | 1600 kg |
| Vehicle Length | 4670 mm | 4580 mm |
| Vehicle Width | 1880 mm | 1801 mm |
| Vehicle Height | 1720 mm | 1425 mm |
| Wheelbase Size | 2830 mm | 2728 mm |
| Fuel Tank Capacity | 93 L | 65 L |
