Best Settings for Resize Image: Quality vs File Size

Resize images to exact dimensions for websites, marketplaces, and social posts. This post explains practical ways to resize images online with predictable quality and reliable output.

What this tool is best for

• Marketplace listing image standards
• Social media campaign formats
• Website hero and thumbnail preparation

Best settings by goal

Fastest turnaround

• Use settings optimized for speed and quick sharing.
• Reduce unnecessary pages or oversized source assets first.

Balanced quality and size

• Disable aspect ratio only for strict fixed-dimension layouts.
• Validate output once before publishing or sending.

Smallest possible output

• Adjust JPG or WebP quality when balancing file size and detail.
• Expect some quality trade-offs when maximum reduction is required.

Pro tip

Test one sample file first, then standardize the same settings across your full batch.

Related tools

• Compress Image
• JPG to PDF

Use this tool

• Resize Image
• All tools