The best replacement for sanji is zoro.

The best alternatives to sanji are rated as following:
★★★★★  zoro
★★★★  rock lee
★★★  absalom
★★★  kizaru
★★★  kalifa
★★★  doflamingo
★★★  vergo
★★  wanze
★★  jyabura
★★  kuroobi
★★  zolo
★★  mr 2
★  franky
★  blue gilly
★  bon clay
★  jabra
★  ivankov
★  blueno
★  zoro stronger
★  smoker
  autowatch
  lucci
  nami
  arlong
  kaku
  zorro

Your alternative for sanji is not listed? Suggest!
Speaking about sanji, one probably shouldn't forget about nami.

Other search terms related to sanji and their ratings are:
★★★★★ nami
You have in mind a companion for sanji and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sanji in all years. Click on graph for more.
sanji
zoro
rock lee