For a crisp 4×6 inch photo print at 300 DPI, your image needs to be exactly 1200 × 1800 pixels (or 1800 × 1200 pixels for landscape).
Required Pixel Resolution
1,800 × 1,200 px
For 6 × 4 in at 300 DPI
💡 Pro Tip: 300 DPI is the industry standard for photo books and prints held close in hand. For large wall frames or posters viewed from a few feet away, 150 DPI yields crisp, professional results.