780 x 3680
780 x 3680 = 2870400
Example of 780 x 3680 pixels banner dimensions.
730 x 3730 740 x 3720 750 x 3710 760 x 3700 770 x 3690
780 x 3630 780 x 3640 780 x 3650 780 x 3660 780 x 3670
780 x 3730 780 x 3720 780 x 3710 780 x 3700 780 x 3690