I'm thinking of getting a Par 38 lighting.  Nanotuners carries one with 5 leds and uses 21w.  SunBrite also sells them with 9, 12 & 15 LEDs with wattage 11w, 13w and 16w, respectively.
	
	Would more wattage mean more PAR, given if it's the same color temp?  Which would be brighter to the eye? tia