Mariana Trench depth is 10944 m (36069.55 ft).
Depth in Meters: 10,994 m
Feet: 36069.55 ft
Inches: 432834.6 in
Miles: 6.83 mi
Kilometers: 10.994 km
About Mariana Trench
A trench in the pacific ocean named after the Mariana Islands. It is the deepest trench on earth with varying depth of. The Challenger deep – the deepest point in the ocean – is located at the southern end of the Mariana Trench.
Also, the Trench is 2500 km long and 69 km wide.