Speckled Sussex hen or roo? 15 weeks old

[Chickenmama37]

 

[ParanoidAndroid]

I think Cockerel. I see pointy Feathers coming in on it's Neck.

 

[AinaWGSD]

Male. The black mottled breast is male specific coloring.

 

[Tookie]

Looks like a cockerel.

 

[JedJackson]

I'd give it a little more time. Seeing mixed signals with this one.