Here is a detail comparisson between Google Pixel 7a and Pixel 6a. Both the phones are the best phones in their series but let's find out which is better?
Similar to the Google Pixel 6 Pro, the Pixel 6a is powered by the Google Tensor SoC, so it offers flagship-level hardware at a reasonably low cost. The Google Titan M2 security coprocessor is also included. Running on the Pixel 6a is Android 12. A 12.2-megapixel dual-pixel primary camera and a 12-megapixel ultra-wide-angle camera with a 114-degree field of view are both featured on the Pixel 6a's back. Both Electronic Image Stabilisation (EIS) and Optical Image Stabilisation (OIS) are supported. It sports an 8-megapixel fixed focus front camera for taking selfies. The smallest of the bunch, the Pixel 6a has a 6.1-inch OLED screen with full-HD+ quality. It uses the common 60Hz refresh rate. Google claims that the Pixel 6a's 4410mAh battery will last for 24 hours. Although 18W fast charging is supported, a charger is not included in the box. In India, the Google Pixel 6a is available for a set price of Rs 43,999.
A 64-megapixel primary camera and a 12-megapixel secondary camera are both included on the Google Pixel 7a's back. The arrangement for the back camera has autofocus. It includes a single front camera arrangement with a 10.8-megapixel sensor for selfies. The phone has a 6.10-inch touchscreen display with a 90 Hz refresh rate and a 1080x2400 (FHD+) resolution. A Google Tensor G2 processor with eight cores powers the Google Pixel 7a. It has an 8GB RAM capacity. A 4400mAh non-removable battery and Android 13 power the Google Pixel 7a. Both wireless charging and in-house fast charging are supported by the Google Pixel 7a. In India, the Google Pixel 7a costs as little as Rs. 43,999.