2006 BMW 645 vs. 2010 Lexus IS
To start off, 2010 Lexus IS is newer by 4 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 124 more horse power than 2010 Lexus IS. (204 HP @ 6400 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2010 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 243 kg more than 2010 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Lexus IS is all wheel drive (AWD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 2010 Lexus IS 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 199 more torque (in Nm) than 2010 Lexus IS. (251 Nm @ 4800 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2010 Lexus IS.
Compare all specifications:
| 2006 BMW 645 | 2010 Lexus IS | |
| Make | BMW | Lexus |
| Model | 645 | IS |
| Year Released | 2006 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 204 HP |
| Engine RPM | 6100 RPM | 6400 RPM |
| Torque | 450 Nm | 251 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1810 kg | 1567 kg |
| Vehicle Length | 4830 mm | 4585 mm |
| Vehicle Width | 1860 mm | 1801 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2790 mm | 2731 mm |
| Fuel Tank Capacity | 70 L | 65 L |
