BMP to PNG Converter
Convert BMP bitmap images to PNG format with lossless compression. Dramatically reduce file size while keeping perfect quality.
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What is BMP to PNG Conversion?
BMP (Bitmap) is an uncompressed image format that stores raw pixel data, resulting in very large file sizes. PNG uses lossless compression to achieve much smaller files without any loss in quality. A BMP file can easily be 10-50x larger than its PNG equivalent.
When to Convert BMP to PNG
Convert BMP to PNG when you need to reduce file size for sharing, uploading to websites, or saving storage space. PNG preserves every pixel of the original BMP while compressing the data efficiently. It also adds transparency support that BMP lacks.
How to Use
- Drag and drop your BMP files onto the upload area, or click to browse.
- You can add multiple files at once for batch conversion.
- Click "Convert to PNG" to start the conversion.
- Download individual files or use "Download All" to get everything.
FAQ
How much smaller will the PNG be compared to BMP?
PNG files are typically 5-50x smaller than BMP files, depending on the image content. Simple graphics with solid colors see the biggest reduction.
Is there any quality loss when converting BMP to PNG?
No. Both BMP and PNG are lossless formats. The conversion preserves every single pixel exactly as it appears in the original BMP file.
Why are BMP files so large?
BMP stores raw, uncompressed pixel data. Each pixel uses 3-4 bytes, so a 1920x1080 image can be over 6MB as BMP but under 1MB as PNG.