Megapixel to Print Size Calculator
Find the largest print width and height from megapixels, print resolution and aspect ratio.
Compare Your Options And Get Clear Answers
Find the largest print width and height from megapixels, print resolution and aspect ratio.
Megapixel to Print Size Estimator
Enter your numbers below for an instant estimate.
How It Works
Key concepts behind this calculator
Enter Values
Fill in each field with your own numbers.
Calculate
Results update as you change the inputs.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
Megapixel Quick Guide
Typical values for reference.
| Megapixels | Print DPI | Aspect ratio (long/short) | Print width |
|---|---|---|---|
| 24 | 300 | 1.5 | 20.0 in |
| 24 | 150 | 1.5 | 40.0 in |
| 12 | 300 | 1.5 | 14.1 in |
| 45 | 240 | 1.5 | 34.2 in |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Megapixel to Print Calculator FAQ
Answers to common questions about this calculator.
It uses the formula shown with your inputs. Real conditions vary, so treat it as a guide.
Lower DPI lets you print larger.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.
Yes. Replace each input with your own figures and the result updates instantly.