Baidu Ad Sizes

16 placements across 4 Baidu categories. Open a placement for its safe zone and file spec.

Display (展示广告)

Placement	Size	Ratio	Safe zone	File	Changed	Checked
Display Banner 160x600 (Wide Skyscraper)	160×600px	4:15	—	JPG, GIF, SWF	May 11, 2026	—
Display Banner 300x250 (Medium Rectangle)	300×250px	6:5	—	JPG, GIF, SWF	May 11, 2026	—
Display Banner 336x280 (Large Rectangle)	336×280px	6:5	—	JPG, GIF, SWF	May 11, 2026	—
Display Banner 468x60	468×60px	39:5	—	JPG, GIF, SWF	May 11, 2026	—
Display Banner 728x90 (Leaderboard)	728×90px	728:90	—	JPG, GIF, SWF	May 11, 2026	—
Display Banner 960x90	960×90px	32:3	—	JPG, GIF, SWF	May 11, 2026	—

信息流 (Feed)

Placement	Size	Ratio	Safe zone	File	Changed	Checked
Large Feed Image	1140×640px	16:9	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Feed Small Image	378×252px	3:2	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Feed Image 3	378×252px	3:2	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026

开屏广告 (Open Screen)

Placement	Size	Ratio	Safe zone	File	Changed	Checked
Open Screen Image	1080×1920px	9:16	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026

搜索推广 (Search)

Placement	Size	Ratio	Safe zone	File	Changed	Checked
Search Ad Image 16:9	1088×612px	16:9	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Search Ad Image 1:1	360×360px	1:1	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Search Ad Image 3:1	1200×400px	3:1	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Search Ad Image 3:2	512×340px	3:2	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Search Ad Large Image	1140×640px	16:9	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026
Search Ad Image 3	378×252px	3:2	—	JPG, JPEG, PNG	May 11, 2026	Mar 15, 2026