Amazon Photo Resizer

Calculate the optimal image dimensions for your Amazon listings and get resize recommendations. Ensure your product images meet Amazon's strict image requirements for better visibility and sales.

Image Size Calculator

Amazon recommends images at least 1000px for zoom functionality

How Image Resizing Works

The resizer calculates the optimal dimensions based on Amazon's image requirements. The key steps are:

  • Aspect Ratio Calculation: Determines if cropping is needed by comparing original and target ratios
  • Scaling Factor: Calculates the percentage to scale up or down while maintaining aspect ratio
  • Crop Calculation: Identifies what portion of the image needs to be cropped to match target ratio
  • Quality Check: Verifies the result meets Amazon's minimum size requirements

Real Example: Resizing Calculation

Let's resize a product image:

Original: 1920 x 1280 (16:10 ratio)
Target: 1:1 square (Amazon main image)
Max Dimension: 2000px

Step 1: Current ratio = 1920/1280 = 1.5 (16:10)
Step 2: Target ratio = 1:1 = 1.0
Step 3: Crop needed from width: 1920 - 1280 = 640px (320px from each side)
Step 4: Target size = 1280 x 1280 (within 2000px limit)
Step 5: Scaling = 1280/1920 = 66.7% (no upscale needed)

Key Amazon Image Requirements

Amazon has strict requirements for product images:

  • Minimum Size: 1000px on the longest side for zoom functionality
  • Maximum Size: 2500px on any side, max 100MB file size
  • Main Image: Must be square (1:1 aspect ratio)
  • Background: Must be pure white (RGB 255,255,255)

What This Tool Doesn't Include

This calculator provides sizing guidance but you should also:

  • Check Background: Ensure pure white background for main images
  • Verify Image Quality: Avoid excessive compression that reduces quality
  • Use Correct Format: JPEG, PNG, GIF, or TIFF are accepted
  • Test Zoom: Ensure your main image supports Amazon's zoom feature

FAQ About Amazon Images

What is the best image size for Amazon listings?
Amazon recommends images at least 1000px on the longest side for zoom functionality. The ideal size is 1600-2000px for optimal quality and zoom experience.
Can I use non-square images on Amazon?
Main images must be square (1:1). However, lifestyle images and infographics in the gallery can use other aspect ratios like 16:9 or 3:4.
What happens if my images are too small?
Images smaller than 1000px won't support Amazon's zoom feature, which can reduce conversion rates. Amazon may also reject images that don't meet minimum requirements.
Should I upscale small images to meet requirements?
Upscaling can reduce image quality. It's better to re-shoot or source higher-resolution images. If you must upscale, use professional tools with good interpolation algorithms.

Data Sources & Policy References

Disclaimer: This tool provides sizing recommendations based on publicly available Amazon guidelines. Always verify against official Amazon requirements and test your images before publishing.