Stephen Curry had 30 points and 15 assists, Marreese Speights added 24 points, and the Warriors cruised to a 136-115 victory Sunday night despite 44 points by the 36-year-old Kobe Bryant.
Andrew Bogut had 15 points and 10 rebounds for the Pacific Division-leading Warriors, who are off to an 8-2 start in Steve Kerr's first season. Klay Thompson, who had 41 points in a win against the Lakers on Nov. 1, finished with 18 in the rematch.
Bryant, who sat out the fourth quarter with Los Angeles down by 36 points, was 15-for-34 from the field in 31 minutes.
Full boxscore
Bucks 91 Heat 84
Brandon Knight made three 3-pointers in the final 3 minutes to cap his 20-point effort, and the Milwaukee Bucks downed the slumping Heat 91-84.
Jabari Parker added 13 points for the Bucks (5-5), who started 5-21 last season.
Mario Chalmers scored 18 for Miami (5-5), which was again without Dwyane Wade and lost its third straight.
Full boxscore