Andre Iguodala had 15 points and Allen Iverson had 12 points and 12 assists for the Sixers, who completed their preseason schedule with a 2-3 record.
Marcus Williams had 19 points and Richard Jefferson 18 for New Jersey, which committed 28 turnovers. The Nets (2-5) have one more preseason game left, at home against the New York Knicks on Friday night
The 76ers trailed 40-38 with 3:20 left in the second quarter, but then went on a 14-2 run capped by Korver's 3-pointer with two seconds left in the half to lead 52-42 at the break.
Philadelphia scored the first six points of the second half, then boosted the lead to 77-58 with 2:24 remaining in the third quarter. The Nets never got closer than 10 points after that.