Your screen
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Get accurate information about your screen size, resolution, pixel ratio, and aspect ratio without sharing your data.
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Did you know?
Screen size is measured diagonally, not by width or height.
Your screen overview
Screen size
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Diagonal
Resolution
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Screen
Aspect ratio
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Orientation
Pixel density
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PPI
Color depth
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Color
Pixel ratio
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DPR
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Best 27-Inch Gaming Monitor: Why 1440p Still Wins (OLED, Mini-LED, Budget)
For most gamers, 27-inch 1440p is still the right size and resolution. Start with the ASUS ROG Swift PG27AQDP for OLED motion clarity, or the AOC Q27G3XMN if you want real HDR without OLED pricing.
Mobile Screen Sizes for Web Design: 6.1–6.8 Inch Phones and CSS Breakpoints
Design for 6.1–6.8 inch phones first. Physical inches are not CSS widths: most layouts land around 360–430px wide. Use compact, mainstream, and large reference devices, then verify with viewport tools.
Pixel Density vs Resolution: Why 4K on a Big Screen Can Still Look Soft
Resolution counts pixels. Pixel density (PPI) divides that count by physical size. A 27-inch 1440p monitor (~109 PPI) often looks sharper at a desk than a huge 4K TV. Here is the formula and how to calculate it.