However only the Pixel 4a (5G) has a 3.5mm headset jack. The new Pixels include several new camera features.

Google Pixel 4a reached end of life with the August 2023 update, while the Pixel 4a 5G got the September 2023 update.

Surprise update for Pixel 5 & Pixel 4a 5G devices by Google as part of a February update. Contains the build UP1A.231105.001.B2 & fixes bugs but stays on the November security patch.