Since 2010, Sagi has been living with Yael Nizri, the 2006 Miss Israel, and they have two daughters together. Sagi owns the most expensive home in Israel, located in Herzliya. The home, which he bought in 2010, lies in the wealthy neighborhood of Herzliya Pituah on Galei Techelet Street, Israel's most expensive street. It is a 2,000 square meter house on a half-acre lot on the shore, and has a fitness room, wine cellar, sealed room, and an elevator to the beach. Sagi also owns two penthouses in Herzliya, and other homes in Tel Aviv (including an apartment in the Tzameret Towers purchased from former Israeli Prime Minister Ehud Barak), London's Knightsbridge, Cyprus, and Berlin.