Google has confirmed two exciting new Pixel 4 camera features won’t be added to older devices in the range.

The new Dual Exposure Controls and Live HDR+ features, which debuted a week ago, rely on hardware that’s only available within the Pixel 4 devices.
…
Read full post here:
https://www.trustedreviews.com/news/two-brilliant-pixel-4-camera-features-wont-come-to-older-devices-3948623