Samsung Galaxy S26 Ultra vs. S25 Ultra: I compared the flagship phones to decide the better buy

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The Samsung Galaxy S26 Ultra is an experiential upgrade over its predecessor. I wouldn't say "incremental" because some features like Privacy Display and improved agentic AI are very significant, but if you already have the Galaxy S25 Ultra, you're probably wondering if these features make it worth buying. 

Also: Samsung Unpacked 2026 recap: Galaxy S26 Ultra specs, Buds 4 Pro, Bixby, more

I've been testing Samsung's latest flagship phone, the Galaxy S26 Ultra, to find out exactly how it differentiates from its predecessor, the S25 Ultra. Here's how the two devices directly compare, and the reasons to buy one over the other.

You should buy the Samsung Galaxy S26 Ultra if…

1. You need Privacy Display

First, note that the Samsung Galaxy S26 Ultra has the same display size, resolution, and ...