The Revolution were backed by three different goalscorers, as well a pair of assists from Tommy McNamara.
The match saw winger Iván Angulo make his debut for City after being acquired by the Club on July 25.
The 23-year-old is currently on loan from Sociedade Esportiva Palmeiras of Brazil’s Série A, joining the Lions for a 12-month spell with an option to extend an additional six months.
City returns to action on Saturday, Aug. 13, traveling to take on the New York Red Bulls Kickoff set for 6 p.m.