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