The best replacement for fluorescent is led.

The best alternatives to fluorescent are rated as following:
★★★★★  led
★★★★★  incandescent
★★★★★  halogen
★★  incandescent light bulbs
★★  metal halide
★★  cfl
★★  tungsten
★  led lighting
★  hid
★  hps
★  phosphorescent
★  led lights
★  florescent
★  fluorescence
★  neon
★  incandescent bulbs
  compact fluorescent
  incandescent wattage
  led aquarium
  grow light
  fluorescent
  led aquarium light
  led more efficient
  high pressure sodium
  incandescent lighting
  halogen lighting
  regular light bulbs
  incandescent light
  incandescent lumens
  bulb
  halogen bulbs
  reflective
  led grow lights
  vho
  incandescent lights
  led light bulbs
  high pressure
  xenon
  t12
  led efficiency
  t5
  incandescent fish tank
  halogen light bulbs
  halogen lights

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

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



Google Trends

Scale is based on the average worldwide traffic of fluorescent in all years. Click on graph for more.
fluorescent
led
incandescent