2003 Acura RSX vs. 2006 Lexus RX
To start off, 2006 Lexus RX is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Acura RSX. In addition, the cost of maintenance, including insurance, on 2003 Acura RSX would be higher. At 3,310 cc (6 cylinders), 2006 Lexus RX is equipped with a bigger engine. In terms of performance, 2006 Lexus RX (223 HP @ 5600 RPM) has 26 more horse power than 2003 Acura RSX. (197 HP @ 7400 RPM) In normal driving conditions, 2006 Lexus RX should accelerate faster than 2003 Acura RSX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus RX weights approximately 274 kg more than 2003 Acura RSX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Lexus RX (323 Nm @ 3600 RPM) has 131 more torque (in Nm) than 2003 Acura RSX. (192 Nm @ 6000 RPM). This means 2006 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2003 Acura RSX.
Compare all specifications:
| 2003 Acura RSX | 2006 Lexus RX | |
| Make | Acura | Lexus |
| Model | RSX | RX |
| Year Released | 2003 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 3310 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 223 HP |
| Engine RPM | 7400 RPM | 5600 RPM |
| Torque | 192 Nm | 323 Nm |
| Torque RPM | 6000 RPM | 3600 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1266 kg | 1540 kg |
| Vehicle Length | 4380 mm | 4740 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1410 mm | 1690 mm |
| Wheelbase Size | 2580 mm | 2720 mm |
| Fuel Tank Capacity | 50 L | 73 L |
