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Galaxy S27 Ultra Overheating Claim: Snapdragon or Exynos?

A report says Samsung's Snapdragon tests ran hot. Qualcomm disagrees. Here's what US buyers should know.

By Harish · Oct 17, 2026
01 / 05

A heat fight before launch

A Korean report says the Snapdragon 8 Elite Extreme Gen 6 overheated and throttled in Samsung's Galaxy S27 Ultra tests under sustained heavy loads.

02 / 05

Exynos 2700 is the fallback

If Qualcomm can't meet Samsung's thermal targets this month, Samsung will consider its own 2nm Exynos 2700, a 10-core chip.

03 / 05

Qualcomm says inaccurate

Qualcomm called the thermal reports inaccurate, and CMO Don McGuire said there are no systemic thermal issues.

04 / 05

Why US buyers should care

The US almost always gets Snapdragon. The last all-Exynos Galaxy S lineup sold here was the Galaxy S6 in 2015.

05 / 05

Our take: wait and watch

Nothing changes for the Galaxy S26 Ultra. If the S27 Ultra ships with Exynos in the US, wait for sustained-load tests before preordering.

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Galaxy S27 Ultra Snapdragon Overheating Report Has Qualcomm on Defense. US Buyers Should Pay Attention

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