Av1.mp4

AV1 is currently the most advanced open-source video codec, designed to replace older standards like H.264 (AVC) and H.265 (HEVC).

How to make web videos way smaller in 2025 using the AV1 codec AV1.mp4

: Delivers ~30% better compression than H.265 and up to 50% better than H.264. AV1 is currently the most advanced open-source video

: Works across Chrome, Firefox, and Safari on modern hardware. ❌ Current Limitations AV1.mp4

: Maintains high visual fidelity even at very low bitrates, making it the choice for 4K/8K streaming.

: Stream higher-quality video on slower internet connections. Future-Proofing : Ideal for HDR and high-resolution content.