You get unlimited storage in Original quality at no charge for all photos and videos backed up to Google Photos from
Pixel 3 through Jan 31, 2022. Photos and videos backed up on or before that date will remain in Original quality at no charge. After January 31, 2022 new photos and videos will be backed up in Storage saver quality (previously named High quality) at no charge. Photos and videos backed up in Original quality will count toward your Google Account storage.