Image size index: 29 sizes, most-used first
The spec library uses 29 distinct pixel sizes across 51 specs. The table is sorted by how many specs ask for each size; the last column lists the file ceilings that appear at that size.
| Size | Aspect | Specs | Platform | Used by | Max file |
|---|---|---|---|---|---|
| 800×800 | 1:1 | 12 | 12 | Taobao & Tmall, JD.com, Pinduoduo, Douyin Shop +8 | 2 MB / 5 MB |
| 200×200 | 1:1 | 4 | 4 | Pinduoduo, 1688, Youzan, SHEIN | 32 KB |
| 600×600 | 1:1 | 3 | 3 | Douyin Shop, Kuaishou Shop, WeChat Store | 1024 KB / 5 MB |
| 750×1000 | 3:4 | 3 | 3 | Taobao & Tmall, Douyin Shop, Youzan | 5 MB |
| 100×100 | 1:1 | 3 | 2 | Youzan, Walmart | Not stated |
| 500×500 | 1:1 | 2 | 2 | Amazon, eBay | Not stated |
| 1000×1000 | 1:1 | 2 | 2 | Amazon, Walmart | Not stated |
| 72×72 | 1:1 | 1 | 1 | Youzan | Not stated |
| 224×88 | 28:11 | 1 | 1 | Youzan | Not stated |
| 480×480 | 1:1 | 1 | 1 | Pinduoduo | 3 MB |
| 750×300 | 5:2 | 1 | 1 | Youzan | Not stated |
| 750×352 | 375:176 | 1 | 1 | Pinduoduo | 100 KB |
| 750×370 | 75:37 | 1 | 1 | Youzan | Not stated |
| 750×500 | 3:2 | 1 | 1 | Youzan | Not stated |
| 750×600 | 5:4 | 1 | 1 | Youzan | Not stated |
| 750×750 | 1:1 | 1 | 1 | 1688 | Not stated |
| 800×1000 | 4:5 | 1 | 1 | SHEIN | Not stated |
| 960×660 | 16:11 | 1 | 1 | Youzan | Not stated |
| 1040×430 | 104:43 | 1 | 1 | Youzan | Not stated |
| 1040×650 | 8:5 | 1 | 1 | Youzan | Not stated |
| 1500×2000 | 3:4 | 1 | 1 | Walmart | Not stated |
| 1600×1600 | 1:1 | 1 | 1 | eBay | Not stated |
| 1920×120 | 16:1 | 1 | 1 | JD.com | Not stated |
| 1920×150 | 64:5 | 1 | 1 | JD.com | Not stated |
| 2000×2000 | 1:1 | 1 | 1 | Walmart | Not stated |
| 2048×2048 | 1:1 | 1 | 1 | Shopify | 20 MB |
| 4096×2160 | 256:135 | 1 | 1 | Shopify | Not stated |
| 5000×5000 | 1:1 | 1 | 1 | Shopify | 20 MB |
| 10000×10000 | 1:1 | 1 | 1 | Amazon | Not stated |