780 x 4000
780 x 4000 = 3120000
Example of 780 x 4000 pixels banner dimensions.
730 x 4050 740 x 4040 750 x 4030 760 x 4020 770 x 4010
780 x 3950 780 x 3960 780 x 3970 780 x 3980 780 x 3990
780 x 4050 780 x 4040 780 x 4030 780 x 4020 780 x 4010