There are over 200 variations, most of which are slight variations in the manner in which
Sandyavandanam is performed.What we have done is the most authoritative versions within the
constraint of the Video prodcuer and the aasramam shooting locations for Saama and Yajur
Vedam . Even here , you will see differences . These were shot at Srirangam Andavan
(PoundarIkapuram ) Aasramam.
Below is a brief comparison of the Sri Vaishnava and Iyer versions of Sandyavandanam,
which will shed some light on what the commonalities and the locus of variations are.