Amoghasiddhi Buddha is the fifth Dhyani Buddha in order. His left hand lies open on the lap and the right exhibits the Abhaya mudra. Amoghasiddhi represents cosmic element of Samskara.
Chenrezig is an enlightened being who is a manifestation of all Buddhas' compassion. Chenrezig is known the 'Buddha of Compassion'. Chenrezig usually appears as white in color with four arms.