I am gonna change my factory speakers in my 240sx but can't decide on which one.. can u plz help me..??? thanks!
help me chosse one from the following below:

Detailed Description of the XSW4621:
Sony XS-W4621 4x6" 2-Way Speakers (Pair)
4x6" Polypropylene Woofer cone
1 1/8" Film Cone Tweeter
120W peak power (20W RMS)
Direct, drop in replacement for 4x6" factory equipped speakers
Flexible, Multi-fit mounting system
Priced per pair
Sony 1-Year Warranty

Detailed Description of the TS-G4640R:
Pioneer TS-G4640R
4"x6" 2-way speakers
injection-molded polypropylene (IMPP) composite woofer
1-3/8" PET silver film cone tweeter
fits both standard 4"x6" and metric 4"x6"m openings
frequency response 45-22,000 Hz
recommended power range 2-20 watts RMS
peak power handling 100 watts
sensitivity 90 dB
top-mount depth 1-11/16"

Detailed Description of the EX462A:
POLK AUDIO EX462A
Mineral filled polymer composites for smooth response
Butyl rubber driver surrounds for better performance and greater reliability
Ferro-magnetic fluid cooled tweeters for high SPL
Multi hole mounting pattern and low profile design ensure easy fit in virtually any factory location
Woofer 1 - 4" x 6", Polymer composite cone with rubber surround
Tweeter 1 - 1/2" Diameter, Dome Tweeter
Power Handling (continuous): 70W
Overall Frequency Response: 95hz-22khz
Nominal Impedance: 4 ohms
Efficiency: 91 dB
Driver Complement Woofer: 4" x 6" (10cm x 16cm) woofer Tweeter: 1/2" (1.2cm) dome tweeter Woofer Mounting Depth: Top Mount 1 3/8" (3.5cm)
Nominal Impedance: 4 ohms
Frequency Response: 95Hz - 22kHz
Sensitivity: 91dB
Power Rating: 70 watts max

any help is appreciated...as I am confussed on which to get ..

 

Moved to audio