The best replacement for nex is dslr.

The best alternatives to nex are rated as following:
★★★★★  dslr
★★★  dreadnought
★★★  pen
★★  rx100
★★  m43
★★  omd
★  olympus
★  micro 4/3
★  kk
★  eos m
★  olympus pen
★  kalphite king
★  micro four thirds
★  nikon 1
★  gf2
★  xt4
★  a5000
★  slt
★  fuji x
★  4/3
  samsung nx
  canon rebel
  keisei
  qbd
  olympus omd em5
  nikon j1
  epl1
  gf
  rx100 ii
  nx
  j1

Your alternative for nex is not listed? Suggest!
Speaking about nex, one probably shouldn't forget about leica lens.

Other search terms related to nex and their ratings are:
★★★★★ leica lens
★★★ manual lens
★★★ voigtlander
★★ built in flash
You have in mind a companion for nex and it is not yet here? Propose!



Google Trends

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nex
dslr
dreadnought