2004 Buick Regal vs. 2007 Lexus GS
To start off, 2007 Lexus GS is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Buick Regal. In addition, the cost of maintenance, including insurance, on 2004 Buick Regal would be higher. At 4,293 cc (8 cylinders), 2007 Lexus GS is equipped with a bigger engine. In terms of performance, 2007 Lexus GS (279 HP @ 5600 RPM) has 28 more horse power than 2004 Buick Regal. (251 HP @ 5200 RPM) In normal driving conditions, 2007 Lexus GS should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus GS weights approximately 172 kg more than 2004 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus GS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Lexus GS. However, in wet, icy, snow, or gravel driving conditions, 2004 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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 Lexus GS (418 Nm) has 30 more torque (in Nm) than 2004 Buick Regal. (388 Nm). This means 2007 Lexus GS will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2004 Buick Regal | 2007 Lexus GS | |
| Make | Buick | Lexus |
| Model | Regal | GS |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 251 HP | 279 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 388 Nm | 418 Nm |
| Engine Bore Size | 97 mm | 91 mm |
| Engine Stroke Size | 86 mm | 82.5 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1598 kg | 1770 kg |
| Vehicle Length | 4990 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2780 mm | 2860 mm |
| Fuel Consumption Overall | 10.7 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 64 L | 71 L |
