Google AdSense allows website owners and publishers to earn revenue by displaying targeted text and image ads. You can Place ads on Content, Search, Mobile, Search and Feeds. With Adsense one can earn revenue from unused domains with targeted ads.
Recently Adsense introduced expandable Ad Units and interest-based ads in it’s network. Here is the list of available Google AdSense Ad Formats and it’s sizes.
Google AdSense Ad Formats
Text Ads
Image Ads
Video Ads
Link Units
Types Of Google Adsense Ads Sizes
Horizontal
Leaderboard (728 x 90)
Banner (468 x 60)
Half Banner (234×60)
Verticle
Skyscraper (120×600)
Wide Skyscraper (160×600)
Vertical Banner (120 x 240)
Square
Large Rectangle (336 x 280)
Medium Rectangle (300 x 250)
Square (250 x 250)
Small Square (200 x 200)
Small Rectangle (180×150)
Button (125×125)
Horizontal Link Units
(728×15) Displays 4 links per unit/ 5 links per unit
(468×15) Displays 4 links per unit/ 5 links per unit
Square Link Units
(200×90) Displays 4 links per unit/ 5 links per unit
(180×90) Displays 4 links per unit/ 5 links per unit
(160×90) Displays 4 links per unit/ 5 links per unit
(120×90) Displays 4 links per unit/ 5 links per unit
[...] First create a AdSense code snippet by logging into your Adsense Account and copy the code exactly as it appears in your account. Try to experiment with a variety of placements and ad formats for better CTR and eCPM. Here is the list of available Google AdSense Ad Formats and it’s sizes. [...]