Which 6x9 speakers are better?

[claude]

Out of these

Kenwood KFC-6993PS
http://www.sonicelectronix.com/item_22729_Kenwood+KFC-6993PS.html

Infinity Kappa 693.9I
http://www.sonicelectronix.com/item_13965_Infinity+Kappa+693.9I.html

Power Acoustik PR-694C
http://www.sonicelectronix.com/item_12424_Power+Acoustik+PR-694C.html

Boss CH6950
http://www.sonicelectronix.com/item_11456_Boss+CH6950.html

JBL P963
http://www.sonicelectronix.com/item_12264_JBL+P963.html