The best replacement for shih tzu is maltese.

The best alternatives to shih tzu are rated as following:
★★★★★  maltese
★★★★★  lhasa apso
★★★★  yorkie
★★★  havanese
★★  pomeranian
★★  pug
★  poodle
★  yorkshire terrier
★  lhasa
★  chihuahua
★  bichon frise
★  maltese better
★  pekingese
★  toy poodle
★  maltipoo
★  shih poo
★  bichon
  schnauzer
  shih tzu
  imperial shih tzu
  shih chon
  standard shih tzu
  cocker spaniel
  lhasa apso dogs
  maltese dog
  male shih tzu
  shitzu
  poodles
  apso

Your alternative for shih tzu is not listed? Suggest!
Speaking about shih tzu, one probably shouldn't forget about puppy cut.

Other search terms related to shih tzu and their ratings are:
★★★★★ puppy cut
★★★ chihuahua mix
You have in mind a companion for shih tzu and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of shih tzu in all years. Click on graph for more.
shih tzu
maltese
lhasa apso