 Being a full @-@ service carrier , Vistara offers 16 business class seats , four rows in 2 @-@ 2 configuration , in its 148 @-@ seater Airbus A320 @-@ 200 fleet . The business class seats are 20 @.@ 12 inches ( 511 mm ) wide with 42 inches ( 1 @,@ 100 mm ) seat pitch . 
