2009 Acura RDX vs. 2001 Buick Regal
To start off, 2009 Acura RDX is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Buick Regal. In addition, the cost of maintenance, including insurance, on 2001 Buick Regal would be higher. At 3,791 cc (6 cylinders), 2001 Buick Regal is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (237 HP @ 6000 RPM) has 40 more horse power than 2001 Buick Regal. (197 HP @ 5200 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 2001 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RDX weights approximately 224 kg more than 2001 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2001 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2009 Acura RDX 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, 2001 Buick Regal (311 Nm @ 4000 RPM) has 51 more torque (in Nm) than 2009 Acura RDX. (260 Nm @ 4500 RPM). This means 2001 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RDX.
Compare all specifications:
| 2009 Acura RDX | 2001 Buick Regal | |
| Make | Acura | Buick |
| Model | RDX | Regal |
| Year Released | 2009 | 2001 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2297 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 237 HP | 197 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 260 Nm | 311 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 8.8:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1784 kg | 1560 kg |
| Vehicle Length | 4600 mm | 4990 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1660 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2780 mm |
| Fuel Tank Capacity | 68 L | 64 L |
