We've already compared the OnePlus 5 to its doppelganger: the Apple iPhone 7 Plus, as well as Samsung's Galaxy S8. When it came to performance, the OnePlus 5 was beat by the iPhone 7 Plus, but it was a close race between the three flagships. Other phones aside, how does the OnePlus 5 compare to itself? More specifically: How much of an impact does the additional 2GB of RAM make in performance of these two tiers? Not too much, as we can see from the following video. YouTuber Timmers EM1 pitted both tiers of the OnePlus 5 head-to-head in a side-by-side speed test, running the same...
Source: http://www.gsmarena.com/video_shows_a_negligible_difference_in_performance_with_8gb_oneplus_5-news-26075.php