The Pixel 3a is Google's lite-version of its latest smartphone. The 3a sports a 5.6" 1080x2220 AMOLED display, a Qualcomm Snapdragon 670 chip set, 4GB of RAM, 64 GB of storage and the same high-end single-lens 12.2 MP camera used in the Google Pixel 3. The Pixel 3a XL has similar specifications with a larger 6" display.

Google Pixel 3a photo
Google will start shipping the Pixel 3a soon for $399 ($479 for the 3a XL).

OLED type: 

5.6" / 6" 1080x2220 AMOLED