2003 BMW 730 vs. 2005 Lexus GS
To start off, 2005 Lexus GS is newer by 2 year(s). Which means there will be less support and parts availability for 2003 BMW 730. In addition, the cost of maintenance, including insurance, on 2003 BMW 730 would be higher. At 2,999 cc (6 cylinders), 2003 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 Lexus GS (242 HP @ 6200 RPM) has 14 more horse power than 2003 BMW 730. (228 HP @ 5900 RPM) In normal driving conditions, 2005 Lexus GS should accelerate faster than 2003 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 85 kg more than 2005 Lexus GS.
Because 2005 Lexus GS is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 730. In wet, icy, snow, or gravel driving conditions, 2005 Lexus GS 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 Lexus GS (312 Nm @ 3600 RPM) has 12 more torque (in Nm) than 2003 BMW 730. (300 Nm @ 3500 RPM). This means 2005 Lexus GS will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 730.
Compare all specifications:
| 2003 BMW 730 | 2005 Lexus GS | |
| Make | BMW | Lexus |
| Model | 730 | GS |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 242 HP |
| Engine RPM | 5900 RPM | 6200 RPM |
| Torque | 300 Nm | 312 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84.1 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1790 kg | 1705 kg |
| Vehicle Length | 5040 mm | 4840 mm |
| Vehicle Width | 1910 mm | 1830 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2720 mm |
| Fuel Tank Capacity | 63 L | 71 L |
