Go for 3S battery and your blue baby can do acrobatics.
I have used 1000mAh 3S battery with 10A ESC, 2204 motor and 7x6 prop. 7x3.5 would be better. But with 7x6 prop, I have to limit throttle upto 60%.
My Coro 24" WS plane AUW is 270 gm.
is your Coro 24" WS plane AUW 270 gm.a slow flyer