2003 Buick Regal vs. 2011 Lexus LS
To start off, 2011 Lexus LS is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Buick Regal. In addition, the cost of maintenance, including insurance, on 2003 Buick Regal would be higher. At 4,600 cc (8 cylinders), 2011 Lexus LS is equipped with a bigger engine. In terms of performance, 2011 Lexus LS (380 HP @ 6400 RPM) has 183 more horse power than 2003 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 2011 Lexus LS should accelerate faster than 2003 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2011 Lexus LS weights approximately 463 kg more than 2003 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Lexus LS 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 2011 Lexus LS. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2011 Lexus LS (497 Nm @ 4100 RPM) has 185 more torque (in Nm) than 2003 Buick Regal. (312 Nm @ 4000 RPM). This means 2011 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Regal.
Compare all specifications:
| 2003 Buick Regal | 2011 Lexus LS | |
| Make | Buick | Lexus |
| Model | Regal | LS |
| Year Released | 2003 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 4600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 380 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 312 Nm | 497 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 2023 kg |
| Vehicle Length | 4990 mm | 5179 mm |
| Vehicle Width | 1850 mm | 1875 mm |
| Vehicle Height | 1440 mm | 1476 mm |
| Wheelbase Size | 2780 mm | 3091 mm |
| Fuel Tank Capacity | 64 L | 84 L |
