Sixteen (2015)

ILAND is similar to sixteen because they were both a survival show showing Minor & Major members. They even had similar settings for Minor & Major. Even if ILAND is male idols & Sixteen are female, they are both similar shows. ILAND reminds me of Sixteen. Also, producers and fans voted for their favorite members like ILAND. We voted for our favorite members.

Both are creating a girl group.
GOF is more on the vocal side then sixteen.
One is JTBC the other mnet.

SIXTEEN was also popular survival show created by JYP. This survival show was created in other to produce a girl group named TWICE.

The similarity is both show produce huge girl group, not only korean but included Japanese.