Refers to a person of outstanding ability or character; can be used for any gender. Often carries a nuance of respect or admiration.
He is young, but quite a talented person.
That writer is said to be a great figure of our time.
大物 refers to a big shot or influential person, often in a specific field. 偉物 focuses more on personal talent or greatness rather than status or power.
Standard kanji spelling using 偉 (great) and 物 (person).
Variant kanji spelling using 豪 (magnificent); less common.
Kana spelling; sometimes used for clarity or in casual writing.
Mixed kana-kanji spelling; rarely used.
Compound of 偉 (great) and 物 (person). The reading えらぶつ is a combination of the stem of 偉い (えらい, great) and 物 (ぶつ, person). The alternate reading えらもの uses the more standard reading もの for 物.