The best replacement for cdma is gsm.

The best alternatives to cdma are rated as following:
★★★★★  gsm
★★★  tdma
★★  lte
★★  iden
★  sim
★  wcdma
★  gprs
★  3g
★  gsm verizon
★  gsm iphone 5
★  gsm technology
★  evdo
★  gms
★  umts
★  gsm wiki
★  gsm iphone 4
  gsm iphone
  gsm at&t
  global
  gsm sim card
  gsm ipad
  wimax
  hspa
  gsm straight talk
  gsm which is better
  gsm difference
  gsm in india
  gsm better
  gsm network
  gsm networks
  gsm battery life
  gsm phones
  ofdm
  gsm cell phone
  gsm cell phones
  lte/cdma
  sim card
  gsm voice quality
  gps
  g3
  gsm uk
  ofdma
  gsm coverage
  gsm wikipedia
  gsm in uk
  cdma2000
  gsm which is better in india
  hsdpa
  gma
  fdma

Your alternative for cdma is not listed? Suggest!
Speaking about cdma, one probably shouldn't forget about gsm mobile.

Other search terms related to cdma and their ratings are:
★★★★★ gsm mobile
★★★ gsm
★★ gsm phone
★★ gsm android mobile
★ gsm smartphones
gsm samsung mobile
gsm phones
gsm mobile handset
You have in mind a companion for cdma and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of cdma in all years. Click on graph for more.
cdma
gsm
tdma