The Neo1 Four Star is 5.5 turns and it's supposed to be equal to a 7 turn brushed motor. Also, the reedy and novak motors have the same rotor size as the hacker c40 and feigao 380 motors, so really, they will have the same overall power on 6-7 cells.
Check out my custom converted 8ight:
Sub 7lb, lowest CG of any 1/8 buggy