Megapixels Calculator

Convert image resolution into megapixels.

How the Math Works

The Megapixels Calculator uses a simple formula to determine the total pixel count of an image: MP = width × height ÷ 1,000,000. Here, you multiply the image's width and height in pixels to get the total number of pixels, then divide by one million to convert it into megapixels. For example, an image that is 3000 pixels wide and 2000 pixels tall contains 6,000,000 pixels, which equals 6 megapixels. This calculation provides a standardized way to express image resolution in a more understandable unit.

Practical Applications

To use this calculator practically, simply enter the width and height dimensions of your image in pixels. The calculator will instantly compute the megapixel value for you. This is especially useful when comparing different camera models, selecting appropriate image sizes for printing, or ensuring your photos meet specific resolution requirements for web use, social media platforms, or professional projects. The tool works for any image format and can handle both digital photos and scanned documents.

Day-to-Day Use

Understanding megapixels helps you make informed decisions about your photography and digital imaging needs. When shopping for a new camera or smartphone, you can use this calculation to compare image quality specifications. It also helps you determine if your photos are sharp enough for larger prints or if you need to resize images before uploading them online. Additionally, knowing your camera's megapixel count helps you understand what size images you can create without losing quality, saving you from making costly mistakes when printing photos or creating professional presentations.

Worked example

6000 × 4000 → 24 MP.

FAQ