According to listings found on the FCC's certification website, it appears the Pixel 7 could be getting four models.
Google Pixel 8 and Pixel 8 Pro may get a big battery boost over Pixel 7
Flagship Android Battle: Pixel 7 and 7 Pro vs. Galaxy S22 and S22+
Introducing Pixel 7 Pro, Google’s best-of-everything phone. Powered by Google Tensor G2, it’s fast and secure, with an immersive display and amazing battery life. The best Pixel camera yet includes a telephoto lens and pro-level features like Macro Focus. And with the certified Titan M2 security chip and a built-in VPN, Pixel helps protect your personal data.
Google Pixel 7 Pro - 128 GB - Snow - Unlocked
Google Pixel 7 and 7 Pro Hands On: More Changes Than Meets the Eye
Google's Pixel 7 is official, with wider 17-country rollout
Exclusive: Pixel 8 series camera specs leaked - Android Authority : r/ GooglePixel
Google Pixel 7 Review: The Android Phone For Everyone
Security-Focused Pixel 7, 7 Pro Powered by Second-Gen Google Tensor Chips
Google Pixel 7 Pro - 5G Android Phone - Unlocked Smartphone with Telephoto, Wide Angle Lens, and 24-Hour Battery - 512GB - Snow : Cell Phones & Accessories
Google Pixel 7 Pro, 5G Android Phone, 256 Gb Storage, 12 Gb Memory, Verizon Locked, Smartphone with Wide Angle Lens and Periscope Zoom, 24-Hour Battery