quantifiable vs quantitative

quantifiable and quantitative both are adjectives.

Word	Noun	Adjective	Verb	Adverb
quantifiable	No	Yes	No	No
quantitative	No	Yes	No	No

quantifiable (adjective)	quantitative (adjective)
capable of being quantified	expressible as a quantity or relating to or susceptible of measurement
	(of verse) having a metric system based on relative duration of syllables
	relating to the measurement of quantity