Cheat sheet
Ad and post sizes for 2026
Every major platform on one page. Design for 9:16 and 4:5 first: that's where most mobile attention is.
Last checked November 7, 2026
Meta (Facebook + Instagram)
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Feed image or video | 4:5 | 1080 × 1350 | Primary text: keep the hook in the first ~125 charactersSource: Meta (Facebook + Instagram) Feed image or video spec |
| Carousel card | 1:1 | 1080 × 1080 | —Source: Meta (Facebook + Instagram) Carousel card spec |
| Stories and Reels | 9:16 | 1080 × 1920 | Keep text and logos out of roughly the top 14% and bottom 35%Source: Meta (Facebook + Instagram) Stories and Reels spec |
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Organic caption | — | — | Up to 2,200 characters; 3–5 relevant hashtagsSource: Instagram Organic caption spec |
TikTok
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| In-feed video ad | 9:16 | 1080 × 1920 (min 540 × 960) | Ad text 12–100 characters, hashtags includedSource: TikTok In-feed video ad spec |
YouTube
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Shorts | 9:16 | 1080 × 1920 | Up to 3 minutesSource: YouTube Shorts spec |
| Thumbnail | 16:9 | 1280 × 720 | —(confirm on the official page before you design)Source: YouTube Thumbnail spec |
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Single image ad | 1.91:1 | 1200 × 627 | Intro text: ~150 characters shown (600 max); headline ~70. 1:1 and 4:5 also supportedSource: LinkedIn Single image ad spec |
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Standard Pin | 2:3 | 1000 × 1500 | Title up to 100 characters (first ~40 show); ad description up to 500Source: Pinterest Standard Pin spec |
Threads
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Post | — | — | Up to 500 characters; up to 10 images or videosSource: Threads Post spec |
X
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Post | — | — | 280 characters (standard accounts)Source: X Post spec |
Google Ads
| Placement | Ratio | Size (px) | Text and notes |
|---|---|---|---|
| Performance Max images | 1.91:1 · 1:1 · 4:5 | 1200 × 628 · 1200 × 1200 · 960 × 1200 | Up to 20 images, 5 MB eachSource: Google Ads Performance Max images spec |
| Performance Max text | — | — | Headlines 30 · long headlines 90 · descriptions 90 · business name 25Source: Google Ads Performance Max text spec |
| Responsive search ad | — | — | Up to 15 headlines (30) and 4 descriptions (90)(confirm on the official page before you design)Source: Google Ads Responsive search ad spec |