2009 Lexus GX vs. 2007 BMW 645
To start off, 2009 Lexus GX is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 645. In addition, the cost of maintenance, including insurance, on 2007 BMW 645 would be higher. At 4,670 cc (8 cylinders), 2009 Lexus GX is equipped with a bigger engine. In terms of performance, 2007 BMW 645 (328 HP @ 6100 RPM) has 65 more horse power than 2009 Lexus GX. (263 HP @ 5400 RPM) In normal driving conditions, 2007 BMW 645 should accelerate faster than 2009 Lexus GX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Lexus GX weights approximately 50 kg more than 2007 BMW 645.
Because 2009 Lexus GX is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 645. In wet, icy, snow, or gravel driving conditions, 2009 Lexus GX 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, 2007 BMW 645 (450 Nm @ 3600 RPM) has 12 more torque (in Nm) than 2009 Lexus GX. (438 Nm @ 3400 RPM). This means 2007 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Lexus GX.
Compare all specifications:
| 2009 Lexus GX | 2007 BMW 645 | |
| Make | Lexus | BMW |
| Model | GX | 645 |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4670 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 263 HP | 328 HP |
| Engine RPM | 5400 RPM | 6100 RPM |
| Torque | 438 Nm | 450 Nm |
| Torque RPM | 3400 RPM | 3600 RPM |
| Engine Compression Ratio | 9.6:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 180 km/hour | 245 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1690 kg |
| Vehicle Length | 4790 mm | 4830 mm |
| Vehicle Width | 1890 mm | 1860 mm |
| Vehicle Height | 1900 mm | 1380 mm |
| Wheelbase Size | 2800 mm | 2790 mm |
| Fuel Consumption Overall | 15.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 87 L | 70 L |
