TL;DR
- Google has confirmed to Android Authority that the Pixel 10a uses the Exynos Modem 5400.
- This is the same modem seen in the Pixel 9 and Pixel 10 range, and newer than the Pixel 9a’s modem.
- This new modem also enables satellite connectivity on the Pixel 10a.
Google has just launched the Pixel 10a, and it’s basically the same phone as the Pixel 9a. In fact, both phones use the Tensor G4 processor. However, the Pixel maker has now confirmed to us that the new phone has a significant connectivity upgrade.
Google representatives told Android Authority that the Pixel 10a uses the Exynos Modem 5400 instead of the Pixel 9a’s Exynos Modem 5300:
For your question on Pixel 10a’s modem, confirming that Pixel 10a has the same modem as Pixel 10 and 10 Pro: S5400 [Samsung Exynos Modem 5400 – ed].
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The Exynos Modem 5400 is a notable upgrade over the older Exynos Modem 5300 seen in the Pixel 9a. The new modem stands out from its predecessor thanks to its support for non-terrestrial networks (i.e., satellite connectivity). This is why the Pixel 10a now supports Satellite SOS functionality, allowing you to get emergency assistance in areas without cellular or Wi-Fi coverage.
Our reviewers didn’t report any major cellular connectivity issues with the Pixel 9a. Nevertheless, a more modern modem should also improve reception and deliver a more efficient experience in general. So we’re curious to see whether the Pixel 10a delivers better battery life on cellular networks compared to the Pixel 9a.
This upgrade should also be good news for many readers. A March 2025 poll found that ~37% of surveyed readers thought the old modem was a dealbreaker on the Pixel 9a, while ~24% said they didn’t care. However, almost 40% of respondents said they would wait for reviews and testing,
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