[Hiddigeigei]

You are correct!

AK47
The standard military load for the 7.62x39 fires a 123 grain FMJ bullet at a muzzle velocity of 2350 fps. and 2,330 ft. lbs. of muzzle energy (ME)

30-30 American favorite for White-tail deer
The standard 150 grain factory loads from the major ammo companies have a muzzle velocity (MV) of 2,390 fps (formerly 2,400 fps), and 1,902 ft. lbs. of muzzle energy (ME).

30-06
150 grain bullet 2,910 fps muzzle velosity and 2,820 ft. lbs. of muzzle energy (ME)
180 grain bullet 2,700 fps muzzle velosity and 2,910 ft. lbs. of muzzle energy (ME)

[Mr Rogers]

Odd. A 123 grain bullet at 2350 fps has 2330 ft-lbs of energy and a 150 grain bullet moving 40 fps faster has only 1902 ft-lbs of energy.

Seems like the 30-30 should be more powerful.