I was just testing this out on the sim and didn't think it would change a whole lot. But it did.
Attacking: 100,000 archers
Defending 18,000 AT
All lvls maxed
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Starting Range 5000
Battle lasts 37 rounds
Attackers win - 18,245 archers remain

Starting Range 5200
Battle lasts 33 rounds
Defenders win - 5,238 AT remain