6mm ARC vs 6.5 Grendel Sanity Check

[Zeneffect]

With the less than grendel case capacity and limited to mag length, aren't the 109s a touch long? What kind of velocity vs barrel length?

I saw an old article on accurateshooter or something that seems relevant to this discussion... looking for it.

https://www.accurateshooter.com/cartridg...dge-guide/

Old and comparing against 6br but still..