Pixels have automatic SMS backup. As of Android 8.1, you can now restore backed-up data (including SMS messages) after the initial setup.

Do text messages get backed up on Android?

SMS Messages: Android doesn’t back up your text messages by default. If having a copy of you text messages is important to you, follow our guide on backing up text messages to your Gmail account.

Does Google backup text messages?

Google automatically backs up your texts, but if you need more control over where they’re saved and want to initiate a manual backup, you’ll have to rely on an alternate service.