It’s so important to make sure you’re using the right sized images for whichever platform you’re using.
It avoids pixelation and image stretching, makes sure nothing is cut off from your picture. This makes your profile look more professional and helps with engagement.
Here are some of the standard image sizes for Instagram.
SQUARE IMAGE: 1080 x 1080
LANDSCAPE IMAGE: 1080 x 566
PORTRAIT IMAGE: 1080 x 1350
STORY: 1080 x 1920
PROFILE PICTURE: 320 x 320
Click these links for the ideal image sizes for Twitter and Facebook.