reason
1, can be universal. Through the inquiry, we can know that the charger output of iPhone6 and iPhone6 plus is 5V, 1A specification, and the input voltage is 110V ~ 240V, the charging specifications of both are the same. In addition, the power adapter of iPhone6 and iPhone6 plus is placed together for comparison. And you can see there's no difference.
2, although the iPhone6\/6 plus charger can be universal, but each mobile phone equipped with the original charger or do not confuse, to avoid a charger overcharging, resulting in easy aging of the charger damage. In addition, please do not use Android phone charger to charge, because Android and Apple phone charger specifications may be different, chaotic charging may cause damage to the iPhone.