Platinum Sussex- hen or rooster?

[The Happster]

I heard Sussex can lay by 16 weeks.
One of my Sussex had her first chicks by 6 months, so they're pretty fast maturing.
However those back feathers are suspicious.

 

[Michelleflock]

 

[Michelleflock]

Whoops! I don’t know Why that posted a million copies.
so update on my babies!
I feel like they are both starting to look different from one another

 

[JadeFarms]

Both look like cockerels.

 

[Rhodebar Lover]

Still both definitely boys

 

[HappyClucker7]

They both look like cockerels.