Most Ethical Alternative to Fairphone?

[BertG]

From the specifications of the Shift 6m

• Hinweis : Das SHIFT6m besitzt ein CE-Zertifikat und ist innerhalb der EU ohne Einschränkungen nutzbar. Darüber hinaus ist es natürlich auch weltweit einsetzbar (z.B. auf Reisen), jedoch kann es bei einigen Ländern mit FCC oder anderen Zertifizierungen (USA, Südamerika, …) nach einigen Monaten zu Problemen mit dem Mobilfunkanbieter kommen.

(translation is my own; all errors are completely intentional and protected by my copyright (R))
Attention : The SHIFT6m is CE-certified and can be used throughout the EU without any limitations. Apart from that, it can of course be used worldwide (e.g. when travelling), but in some countries requiring FCC or other certification (USA, South America, …) there can be trouble with the carrier after a few months time.

An example for those troubles with FCC certification from Colombia with regard to the FP1 can be followed in this thread:

FP1 In Colombia - how to Homologise & register the phone model

Hi, I am in Colombia for 6 months and got a sim for my FP 1 from ‘Claro’ a month ago - the phone is working but I have received messages that the phone will be blocked unless the phone (equipment) is Homologised - I never heard this word before … but its an aspect of registration. The phone needs to be registered but before that it needs to be homologised. I have been on various Colombian sites and looked through models of phones eligible to be registered here in Colombia but I don’t see ‘Fairp…

So check first, if your carrier will deactivate your not FCC-certified device (via the IMEI) after some time.