This photo was taken 4/17 Oct 1916 and the girls are not lined up as they are in the next photo so heights are difficult to determine:

Nicholas II was 5 feet 7 inches tall.
Three months later, 1 Jan 1917 Alexei measured 5 feet 1/2 inches tall. His height mark is on a door jam in the palace.
About four months later:
This photo was taken in the Sping of 1917:

All the girls look about the same height as in the Oct. 1916 photo.
Tatiana who looks about 5 feet 6 inches - taller than Olga and Marie but slightly shorter than her father who was 5 feet 7 inches.
Anastasia - shortest of the girls and believed to be about 5 feet 2 inches and slightly taller than Alexei in Oct 1916.
AGRBear