How this calculator works
This is the first-stop file inspector. It confirms what the image actually contains before you choose a print size: real pixels, shape, orientation, and a rough resolution range. It is useful during asset reviews and production handoffs.
How to use the Image Resolution Checker
- Choose an image to read its real pixel dimensions locally.
- Confirm the aspect ratio and orientation before matching it to paper or a frame.
- Use the PPI rows as rough limits, then move to a target-size calculator for the final decision.
Worked example
A 4000 × 3000 pixel image supports about 13.33 × 10 inches at 300 PPI, or 26.67 × 20 inches at 150 PPI.
Accuracy note: The 150 PPI result is intended for distance-viewed work, not close-viewed fine detail.
Frequently asked questions
Does the tool read embedded PPI metadata?
The checker starts with real pixel dimensions and explicit output settings, avoiding metadata that may be missing or misleading.
Is pixel count enough to approve a print?
No. Pixel count is the first check; focus, compression, cropping, viewing distance, and the printer's requirements also matter.
What should I use when the final print size is known?
Use the Image PPI Calculator to calculate effective PPI at that exact physical size.
Turn pixel dimensions into a print-size decision
The four result rows show the largest uncropped size at 300, 240, 200, and 150 PPI. Example: 3000 × 2400 pixels reaches 10 × 8 inches at 300 PPI, 12.5 × 10 at 240 PPI, 15 × 12 at 200 PPI, and 20 × 16 at 150 PPI.
What the checker cannot see
- Blur, JPEG artifacts, heavy noise reduction, poor focus, or artificial upscaling.
- Whether a target frame has a different aspect ratio and requires cropping.
- The printer's bleed, color profile, PDF preset, or minimum-resolution rule.
Changing resolution metadata does not increase real pixel dimensions. If you are asking “how large can I print this?”, use the Image Print Size Calculator. For a fixed physical target, use the Image PPI Calculator. The image print-readiness guide explains the checks that pixel dimensions cannot answer.
Guidance checked: August 29, 2026 · Adobe: printed image resolution ↗