Both have the HW band's upperspot projected out from the spot 3 below it by more than half its lower margin.
In addition in pic 2, FW spot 4 ( lower of the two spots) have no overlap with spot 3 (hidden by the HW).
Both P. trachala & mingo look similar with a black band on the abdominal end & often heavy black marks.
Potanthus mingo. Small FW 12mm.
FW spot 4 & 5 with variable overlaps with adjacent spots. At the least spot 4 always overlaps with spot 3.
HW with upper spot of band not so strongly projected out, typically overlapping spot 3 by more than half. HW cilia largely not chequered.