BRAF V600E-mutated colorectal (WiDr, RKO, Colo 201, and LS411N) and melanoma (G361 and A375) cell lines were treated with each drug covering a 10,000-fold concentration range....Encorafenib was significantly more effective than vemurafenib in 4 out of 6 cell lines (P = 0.0023 LS411N, P = 0.0002 WiDr, P < 0.0001 A375 and Colo 201).