The phrase "as of equal importance" is grammatically correct and can be used in written English.
You can use this phrase to indicate that two things are equally important or have the same level of significance. Example: "In this project, the quality of the product is just as of equal importance as meeting the deadline."
Maybe self-mastery should be reintroduced as of equal importance to the usual subjects on modern-day report cards.
Ken Adam, one of the greatest production designers in the history of cinema, establishes himself here as of equal importance to the Bond project as the director (here Terence Young, a film-maker of the second or third rank) and the screenwriters (Richard Maibaum, Johanna Harwood, Berkely Mather, only the first of whom has other credits of note).
The two scenarios are considered as of equal importance (weight = 5).
"There is no debating that Sochi Games organizers have failed to do what their counterparts in London did in 2012," Anastassia Smorodinskaya wrote in Sports Illustrated, "treat the Olympics and Paralympics as of equal importance to the host city".
Even though the conversation was often described as ' light and chatty' this relationship was highly valued, and for some, described as of equal importance to the perceived benefits from the acupuncture treatment.
Western polyphonic music contains multiple simultaneous melodic lines (referred to as "voices") of equal importance.
She outraged patriotic Finns by describing Estonia (a close ethnic cousin) and Russia as friends of equal importance.
In case of any interruption or threatened interruption of any such services, the appropriate American authorities will consider the needs of the United Nations as being of equal importance with the similar needs of essential agencies of the Government of the United States, and will take steps accordingly, to ensure that the work of the United Nations is not prejudiced.
None of these three very patriarchal religions have seen Girl Scouts as being of equal importance -- after all, they are just girls.
In practice, the challenge at hand is seeking more balance in cancer resource allocation, reorienting the cancer care system around the patient so improving the day-to-day quality of life for people living with the disease is recognized as being of equal importance to the scientific search for a future cure.
Since the evaluation criteria of the best plan have the diverse connotations and meanings, there is no logical reason to treat them all as being of equal importance.
