off the beaten track vs out-of-the-way

off the beaten track and out-of-the-way both are adjectives.

Word	Noun	Adjective	Verb	Adverb
off the beaten track	No	Yes	No	Yes
out-of-the-way	No	Yes	No	No

As adjectives, off the beaten track and out-of-the-way are synonyms defined as:

off the beaten track and out-of-the-way: remote from populous or much-traveled regions

Other synonyms of off the beaten track include out of the way.

off the beaten track (adjective)	out-of-the-way (adjective)
remote from populous or much-traveled regions	remote from populous or much-traveled regions
	dealt with; disposed of
	improper or even offensive
	exceptional, unusual, or remarkable

off the beaten track (adverb)	out-of-the-way (adverb)
not along the usual route