When it comes to the best Android phones you can buy, in any given year, both Samsung and OnePlus are usually among the top contenders.

In 2025, we’ve already had the Samsung Galaxy S25, but it’s highly likely the OnePlus 15 will arrive either before the year is out or very early in 2026. So, should you buy Samsung’s high-end Android device, or wait for OnePlus’ upcoming handset?

Here’s what we know so far about OnePlus' next flagship, and how it compares to the existing offering from Samsung.

OnePlus 15 vs Samsung Galaxy S25: Specifications

OnePlus 15 (rumored)

Samsung Galaxy S25

Display size

6.78 inches

6.2-inch

Refresh rate

165Hz adaptive

120Hz adaptive

Chipset

Snapdragon 8 Elite Gen 5

Snapdragon 8 Elite for Galaxy

Memory

12GB, 16GB

12GB

Storage

256GB, 512GB, 1TB

128

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