MP4 vs WebM — Which Video Format Should You Use?
MP4 and WebM are both widely used, but they target different needs. This guide compares them so you can pick the right one.
Convert MP4 vs WebM — Which Video Format Should You Use now — free and online.
Open the ConverterQuick Answer
Use MP4 (H.264) for maximum compatibility everywhere; use WebM for efficient web video when your audience's browsers support it.
Quick Comparison Table
| Feature | MP4 | WebM |
|---|---|---|
| Compatibility | Universal | Browsers mainly |
| Codecs | H.264, H.265 | VP8, VP9, AV1 |
| Device support | All | Limited offline |
| Best for | Sharing, editing | Web delivery |
What Is MP4 Best For?
- Playing on any device
- Uploading to social platforms
- Editing and archiving
What Is WebM Best For?
- HTML5 web video
- Efficient streaming on modern browsers
- Open-source workflows
Quality and Size
Both deliver strong quality. WebM (VP9) often compresses more efficiently than H.264 at similar quality, but MP4 is far more universally playable.
How to Convert
- WebM to MP4 — for compatibility.
- MOV to MP4 — for iPhone videos.
Because Easy Converter processes files in your browser, you are not uploading videos to a server.
Frequently Asked Questions
Which is more compatible?
MP4, by a wide margin.
Should I use WebM for my website?
Yes if your audience uses modern browsers; provide an MP4 fallback.
Can I convert WebM to MP4?
Yes, easily with Easy Converter.
Choose the Right Format
MP4 for everywhere, WebM for efficient web video. Open Easy Converter to convert your clips.
Ready to convert? Open the Blog/video Conversion/ Converter.
Start Converting