SAN DIEGO -- Perry Ellis scored 14 of his 20 points in the first half and No. 2 Kansas beat San Diego State 70-57 on Tuesday night.
Kansas (10-1), outmatched the Aztecs (7-6) from the start and took a 16-point lead with 4 minutes before halftime.
SDSU closed within four points twice in the second half. Each time, though, Kansas used its talent and size advantages to pull away.
Ellis had scored all 14 of his first-half points just more than 11 minutes in. His 3-pointer with 8:52 before halftime gave the Jayhawks a 26-13 lead. He had another 3-pointer earlier, as well as an assortment of other jumpers.
KU's biggest lead was 35-19 after a fallaway jumper by Frank Mason III. It was 39-27 at halftime.
Mason scored 12 points and Wayne Selden Jr. and Devonte' Graham had 10 apiece for the Jayhawks, whose only loss was to No. 1 Michigan State on Nov. 17.