Are Bharatnatyam and Kathak the same?

No.Bharatnatyam and Kathak are differ in styles, techniques and cultural contexts.

1.Styles

 Bharatnatyam. It is slow precise and sophisticated dance  form with an emphasis on grace and fluidity whereas  Kathak is a fast paced dynamic dance form with an emphasis on rhytham andvspeed.

2.Techniques

Bharatnatyam uses facial expression,hand gestures and body movements to convey emotions and tell stories whereas Kathak uses facial expression ,body movements and intricate footwork and it is characterized by chakkers or spins.

3.Cultural Context

Bharatnatyam originated inTamil Nadu and connected to scaral tradition.Kathak is originated Uttar Pradesh and influenced by Persian and Mughal culture.

4.Spiritual Expression 

Bharatnatyam focus on ritualistic and devotional practice.whereas Kathak emphasis on narrative and improvisation and is often performed in Hindu devotional styles.