Hermes and Narada
Similarities:
Hermes and Narada are both messengers. While Hermes son of Zeus is considered to be messenger to all the other gods, Narada son of Brahma and a devotee of Narayana is a hermit and is often seen as carrying important news from one place to another, thus causing mischief, and some times triggering important things to happen.
Hermod was the messenger god in Norse mythology.
Dissimilarities:
Hermes wears winged sandals, a winged hat, and carries a magic wand while Narada carries a Tanpura a musical instrument and sings about Narayana.
Hermod carries a magical staff called Gambantien.
