Get Aspect Ratio From Image (2026): Upload & Instantly Detect Dimensions
Knowing the exact aspect ratio of an image is essential when resizing, cropping, or preparing content for web, social media, or print. Guessing an image’s ratio often leads to stretching or unwanted cropping. This guide explains how to get an aspect ratio from an image and how to use that information correctly.
Quick Reference: Common Image Aspect Ratios
| Aspect Ratio | Common Name | Typical Use | Example Dimensions |
|---|---|---|---|
| 16:9 | Widescreen | Web images, banners | 1920×1080 |
| 4:3 | Standard | Photography, presentations | 1024×768 |
| 1:1 | Square | Social media posts | 1080×1080 |
| 9:16 | Vertical | Stories, mobile content | 1080×1920 |
| 3:2 | Photo | DSLR cameras | 3000×2000 |
Supported Image Formats
Image Upload Specifications
- Formats: JPG, PNG, GIF, WebP
- Upload Method: Click to upload or drag & drop
- Detected Data: Width, height, aspect ratio
- Best For: Checking existing image files
The calculator reads the image’s actual pixel dimensions and simplifies them into a standard ratio like 16:9 or 4:3. This ensures accuracy and eliminates guesswork.
Pro Tip: Always identify an image’s aspect ratio before resizing. Resizing without knowing the ratio often causes distortion.
Get an Image’s Aspect Ratio Instantly
Upload your image and instantly detect its width, height, and exact aspect ratio.
Use Image Calculator →Common Problems and Fixes
Image Looks Stretched
This happens when width and height are changed independently.
Fix: Detect the original ratio first, then resize proportionally.
Image Gets Cropped on Upload
Platforms display content inside fixed aspect ratio frames.
Fix: Resize or crop to the correct ratio before uploading.
Resize Without Distortion
Once you know the ratio, resizing becomes quick and accurate.
Try the Calculator →Conclusion
Getting the aspect ratio from an image is the foundation of clean resizing and consistent layouts. Upload the image, confirm the detected ratio, and resize confidently for any platform.