standard of living vs standard of life

standard of living and standard of life both are nouns.

Word	Noun	Adjective	Verb	Adverb
standard of living	Yes	No	No	No
standard of life	Yes	No	No	No

As nouns, standard of living and standard of life are synonyms defined as:

standard of living and standard of life: a level of material comfort in terms of goods and services available to someone or some group

Other synonyms of standard of living include living standards.

standard of living (noun)	standard of life (noun)
a level of material comfort in terms of goods and services available to someone or some group	a level of material comfort in terms of goods and services available to someone or some group