I agree that it really doesn't matter in your situation. Just flip a coin or something. If you shoot both accurately, ammo cost doesn't matter, and recoil doesn't matter...then either flip a coin to decide or add that coin to your piggy bank and save to buy both
"They're on our right, they're on our left, they're in front of us, they're behind us; they can't get away from us this time."
Chesty Puller, USMC, Chosin Reservoir, Korean War
"You cannot exaggerate about the Marines. They are convinced to the point of arrogance, that they are the most ferocious fighters on earth - and the amusing thing about it is that they are."
- Father Kevin Keaney, 1st MarDiv Chaplain, Korean War