BB5:
Range: KM>UK=SN>IJN>USN>MN (Corrected)
Firepower: USN>MN>SN>IJN>UK>>KM
Speed: MN>IJN>USN>UK=KM>SN
BB6:
Range: KM>SN>=USN>IJN>UK>MN
Firepower: MN>IJN>UK=USN=SN=KM
Speed: MN>IJN=UK>USN=KM
(Note KM is less consistant damage due to poor armor penetration, slight amounts of armor can radically change KM Damage per salvo.)
> : Next in line is Shorter/Weaker/Slower
>> : Radically Shorter/Weaker/Slower
>=: Barely less than previous, sometimes approx. equal.
If I remember Right
*BB5s correct to reflect true L2 and SY Ranges.