POV-Ray is a renderer. And just that. In fact you could (and probably still can) use POV-Ray to render your Blender scene. Comparing POV-Ray to Cycles or Octan

POV-Ray is a renderer. And just that. In fact you could (and probably still can) use POV-Ray to render your Blender scene. Comparing POV-Ray to Cycles or Octane would make more sense.