Coverage vs Coating - What's the difference?

As nouns the difference between coverage and coating

is that coverage is an amount by which something or someone is covered while coating is a thin outer layer.

(wikipedia coverage)

An amount by which something or someone is covered.

Don't go to lunch if we don't have enough coverage for the help-desk phones.

Before laying sod on that clay, the ground needs two inches of coverage with topsoil.

The enemy fire is increasing – can we get some immediate coverage from those bunkers?

There are overlapping coverages on your insurance policies.

The amount of space or time given to an event in newspapers or on television.

(lb) The average number of reads representing a given nucleotide in the reconstructed sequence.

(en noun)

A thin outer layer.

They painted on a coating to protect it from the weather.

(archaic) Cloth for making coats.

(head)

We spent hours coating the truffles with cocoa powder so they wouldn't be sticky.