Romelu Lukaku got his Manchester United career off to a flyer when he opened his account with a double in the 4-0 win over West Ham on Sunday.
Ibrahimovic, who joined on a free last summer, was explosive in front of goal last term for United, with 28 strikes to his name before succumbing to a serious knee injury.
Talks are ongoing about bringing the Swede back to Old Trafford who was released by United in June.
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Romelu Lukaku enjoyed an impressive Premier League debut for Manchester United
Lukaku could, with the start he had today, he could be getting 30, 35 goals for United
Robbie Savage
And Savage thinks Lukaku will enjoy a prolific season for the Red Devils.
“It's exciting times here at Old Trafford this season," Savage told BBC 5Live.
"Lukaku could, with the start he had today, he could be getting 30, 35 goals for United."
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Robbie Savage expects big things from Romelu Lukaku this season
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Lukaku had an impressive record at Everton where he scored 53 goals in 110 appearances.
United face Swansea in their next match away at the Liberty Stadium on Saturday (12:30pm).
