Honor 6A is part of the same series as the Honor 6X which made its debut last year, with 4 GB of RAM and a 3,340 mAh battery, together with a 5.5 - inch screen with 1080 x 1920 pixel resolution. (news.softpedia.com)
I love how, when they're side by side, it's clear that they're by the same author, helping reinforce my author brand, but they're not part of the same series. (ingramspark.com)
Okay, second amendment (and I'll be generous): I judge authors who release three or more books within a year ESPECIALLY if the three books are not part of the same series. (madgeniusclub.com)