In this review, we will be comparing X100 and Galaxy S25 Ultra, two phones from Vivo and Samsung. Vivo X100 was introduced to market in november 2023 and Samsung Galaxy S25 Ultra was launched in february 2025. There is 15 months difference between X100 and Galaxy S25 Ultra so it would still give an advantage to younger Galaxy S25 Ultra.
Here is a brief look at the main features of Vivo X100 and Samsung Galaxy S25 Ultra before getting into our more detailed comparison.
Let's read on the following sections in order to better understand in detail how X100 and Galaxy S25 Ultra compares and decide which one is better for you.
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