Image Specs
Moments Photo
| Dimensions | 1080 × 1080 px recommended |
|---|---|
| Max File Size | 5 MB per image |
| File Formats | JPG, PNG |
| Notes | Up to 9 photos per Moments post; square format displays best |
Official Account Article Cover
| Dimensions | 900 × 500 px (main) or 200 × 200 px (multi-article list) |
|---|---|
| Max File Size | 2 MB |
| File Formats | JPG, PNG |
| Notes | Main article: 900×500 required; secondary articles in a push: 200×200 |
Profile Photo
| Dimensions | 480 × 480 px minimum |
|---|---|
| Max File Size | 5 MB |
| File Formats | JPG, PNG |
| Notes | Displayed as a circle |
Official Account Avatar
| Dimensions | 300 × 300 px |
|---|---|
| Max File Size | 1 MB |
| File Formats | JPG, PNG |
| Notes | Square format; displayed at small sizes in feeds |
[Ad]
Video Specs
Moments Video
| Max File Size | 100 MB |
|---|---|
| File Formats | MP4, MOV |
| Resolution | 1080 × 1920 px (vertical) or 1920 × 1080 px (horizontal) |
| Max Duration | Up to 30 seconds |
| Notes | H.264 recommended; videos autoplay silently in feed |
Video Channel (Shipinhao) Post
| Max File Size | 500 MB |
|---|---|
| File Formats | MP4, MOV |
| Resolution | 1080 × 1920 px (vertical preferred) |
| Max Duration | Up to 20 minutes |
| Notes | WeChat's short video platform; H.264 + AAC |
Official Account Article Video
| Max File Size | 100 MB |
|---|---|
| File Formats | MP4 |
| Max Duration | Up to 15 minutes |
| Notes | Embedded inline in WeChat official account articles |
Text & Character Limits
Moments Text Post
| Character Limit | 1,500 characters |
|---|
Official Account Article
| Character Limit | 20,000 characters per article |
|---|---|
| Notes | Rich HTML article; supports images, video, audio embeds |
Nickname
| Character Limit | 20 characters |
|---|
Bio
| Character Limit | 140 characters |
|---|
Chat Message
| Character Limit | 10,000 characters |
|---|
Profile & Account Assets
Profile Photo
| Dimensions | 480 × 480 px minimum |
|---|---|
| Max File Size | 5 MB |
| File Formats | JPG, PNG |
| Notes | Displayed as a circle |
Official Account Cover
| Dimensions | 900 × 500 px |
|---|---|
| Max File Size | 2 MB |
| File Formats | JPG, PNG |
| Notes | Shown on the Official Account profile page |
WeChat Ad Specs
Moments Ad (Image)
| Dimensions | 1080 × 1080 px (square) or 1080 × 720 px (horizontal) |
|---|---|
| Max File Size | 6 MB |
| File Formats | JPG, PNG |
| Notes | Appears in Moments feed; up to 6 images per ad unit |
Moments Ad (Video)
| Max File Size | 100 MB |
|---|---|
| File Formats | MP4 |
| Resolution | 1280 × 720 px or 720 × 1280 px |
| Max Duration | 6 – 15 seconds |
| Notes | Autoplays silently in Moments |
Banner Ad
| Dimensions | 640 × 100 px |
|---|---|
| Max File Size | 200 KB |
| File Formats | JPG, PNG |
| Notes | Displayed at bottom of Official Account articles |
Ad Headline
| Character Limit | 14 characters |
|---|---|
| Notes | Moments ad brand name / title |