How tall is a first born tiger baby?

The size of a White Tiger depends greatly on the subspecies. Generally, the head and body length of a White Tiger is about 4 and a half to 9 feet (1.4 to 2.8 m) long. The tail adds another 3 to 4 feet (90 to 120 cm) to the total length.

Tigers are about 9 to 10 feet long.

actually the biggest tiger in history was a huge 14.5 feet long !
Siberian male - 9 1/2 -10 1/2 feet

Bengal -9 - 10 1/4 feet

Indo Chinese -8 1/2 -9 feet

South China, Sumatran, Malayan - 8 - 8 3/4 feet.

All lengths given are for typical males. Females are somewhat shorter.