Vinyasa/ Flow is a sequence of asanas or poses usually centered around the Surya Namaskar (sun salutation) and linked to the rhythm of the breath. These classes may be slower o faster paced depending on the instructor, but they have in common consistent timing and movement of the body and the breath.
Iyengar : emphasizes correct alignment of all the parts of the body within each yoga pose. This precision builds strength and stamina, balance and flexibility, and a new sense of well-being. Achieving meditation in action, students learn to exist fully and vibrantly in the present moment. Using their deep-seated knowledge of the yoga asanas (postures), Iyengar Yoga teachers individualize their approach for each student and special adjustments are made for various body types, injuries, and conditions such as pregnancy and menstruation.