BMP to JPG Converter — Compress Bitmap Images
BMP files are uncompressed and enormous. Convert them to compact JPG format to reduce file size by 90% or more — free, instant, and entirely in your browser with no upload required.
Drop images here or click to browse
Supports HEIC, WEBP, AVIF, BMP, TIFF, SVG, GIF, ICO, PDF, JPG, PNG
100% Private — Your files never leave your device
All conversion happens directly in your browser using JavaScript. Nothing is uploaded to any server. Your images stay on your computer the entire time.
Why Are BMP Files So Large?
BMP (Bitmap) is one of the oldest image formats, dating back to early Windows systems. It stores image data with no compression at all — every single pixel is recorded individually. A 1920x1080 image in BMP format takes up about 6 MB, while the same image in JPG might be 200-500 KB. This makes BMP impractical for sharing, web use, or email.
When to Convert BMP to JPG
- Sharing images via email or messaging apps
- Uploading to websites or social media platforms
- Freeing up disk space from legacy BMP collections
- Making screenshots from older Windows apps shareable
- Batch converting old archives to modern formats
Frequently Asked Questions
How much smaller will my JPG be compared to BMP?
JPG files are typically 90-95% smaller than the equivalent BMP. A 10 MB BMP photo might become a 500 KB to 1 MB JPG at high quality settings, making it practical for email, web, and sharing.
What is BMP format used for?
BMP (Bitmap) is an uncompressed image format native to Windows. It stores every pixel without compression, resulting in very large files. It was common in older Windows applications and is still used in some legacy systems and embedded devices.
Does BMP to JPG conversion lose quality?
JPG uses lossy compression, so there is a slight quality reduction. However, at 90-95% quality settings, the difference is virtually invisible to the human eye. The massive file size reduction makes this trade-off worthwhile for most purposes.
Should I convert BMP to JPG or PNG?
Choose JPG for photographs and natural images — you'll get much smaller files. Choose PNG for graphics, logos, screenshots, or images with text where you need pixel-perfect quality and sharp edges.