It is six of one and half a dozen of the other.

这不过是半斤八两而已.

It is six of one and half - a - dozen of the other.

旗鼓相当,半斤八两;难兄难弟.

It's six of one and half a dozen of the other. The important thing is for you to understand the principle here.

这种或那种方法都没区别，而重要的是你得理解其中的原理。