Part of:Photo Print Size Chart: Inches, Pixels and DPI
Resize Image for 4×6 Print
Resize any photo to 1200x1800 (4x6 inches at 300 DPI) for crisp lab-quality prints. Keeps prints sharp edge to edge. Free and private.
- No file limits
- No registration
- Free forever
- Images never leave your browser
Drop images here
or paste from clipboard (Ctrl/⌘ + V)
Supported formats: JPG, PNG, WebP, AVIF, SVG
Your image is smaller than the target, so the result will be upscaled and soft. Use a higher resolution photo for a sharp output.
Processing…
Your images never leave your browser
All processing happens locally on your device. Nothing is uploaded to a server, stored, or tracked.
A 4x6 inch print at 300 DPI needs 1200x1800 pixels. Resizing to the exact pixel count prevents the soft or pixelated prints you get when labs upscale small files.
How it works
Why resize to 1200×1800?
A 4x6 inch print at 300 DPI needs 1200x1800 pixels. Resizing to the exact pixel count prevents the soft or pixelated prints you get when labs upscale small files.
How preset resizing works
This page resizes any image to 1200×1800 pixels in one click. Pick an output format and quality, then download the result. Everything runs in your browser.
Aspect ratio guidance
Keep the 1200×1800 ratio locked so the image fits the frame without distortion. Editing one dimension updates the other to match the original proportions.
Is resizing private?
Your photo is resized to 1200 x 1800 for 4 x 6 prints entirely in your browser. Nothing is uploaded.
Batch resize photos for 4x6 prints
Resize a whole batch of photos to 1200x1800 for 4x6 printing. Free, private, and processed locally.
Frequently asked questions
How many pixels is a 4x6 print?
1200x1800 pixels at 300 DPI, the standard for lab-quality prints.
What DPI do I need for a sharp 4x6 print?
300 DPI is the safe standard. A 4x6 at 150 DPI (600x900 pixels) prints acceptably for casual use but is noticeably less sharp.
Can I batch resize photos for 4x6 prints?
Yes, add a folder of photos and resize every one to 1200x1800. Download a ZIP with all prints processed locally.