THERE ARE THREE SECTS OF BUDDHISM:-
1.      HINAYANA
2.      MAHAYANA
3.      VAJRAYANA 

HINAYANA BUDDHISM

1.      THEY BELIEVE IN ORIGINAL TEACHING OF BUDDHA.
2.      SALVATION IS ACHIEVED BY SELF DISCIPLINE AND MEDITATION.
3.      NO- IDOL WORSHIP.
4.      LANGUAGE PREFERRED IS PALI
5.      ALSO CALLED   SOUTHERN BUDDHIST AS IT IS PREVAILED IN SOUTH INDIA.
6.      FOLLOWERS IN SRI-LANKA, MYANMAR, THAILAND.
7.      SUB SECTS ARE VAIBHASIKA AND SAUTANTRIKA 

MAHAYANA BUDDHISM

1.      THEY BELIEVE IN HEAVENLINESS OF BUDDHA.
2.      SALVATION IS ACHIEVED BY GRACE OF BUDDHA AND BODHISATTVA.
3.      IDOL WORSHIP.
4.      LANGUAGE PREFERRED IS SANSKRIT.
5.      ALSO CALLED  NORTHERN BUDDHIST AS IT IS PREVAILED IN NORTH INDIA.
6.      FOLLOWERS IN CHINA,KOREA,JAPAN
7.      SUB SECTS ARE 1. MADHYAMIKA /SHUNYAVADA  2. YOGACHAR /VIJNAN- AVADA


VAJRAYANA BUDDHISM
1.      ALSO CALLED AS TANTRIK BUDDHISM / TANTRAYANA.
2.      REPRESENTED BY DIAMOND OR THUNDERBOLT VEHICLE.
3.      ORIGINATED FROM MAHAYANA OR OFFSHOOT OF MAHAYANA.
4.      SALVATION IS ACHIEVED BY  TANTRICISM AND BODHISATTAVA
5.      IT SPREADED TO TIBET, BHUTAN AND EAST ASIA.