The best replacement for e6 is e11.

The best alternatives to e6 are rated as following:

Your alternative for e6 is not listed? Suggest!

Speaking about e6, one probably shouldn't forget about ath m50.

Other search terms related to e6 and their ratings are:

★★★★★	ath m50
★★	e72

You have in mind a companion for e6 and it is not yet here? Propose!

Scale is based on the average worldwide traffic of e6 in all years. Click on graph for more.

e11

c41