A New Era for Video Compression
For years, H.264 dominated online video, powering everything from YouTube to Netflix to video calls. Then H.265 (HEVC) arrived with better efficiency — but brought along a fragmented, expensive patent licensing structure that slowed its adoption. Into that gap stepped AV1, a royalty-free, open-source codec developed by the Alliance for Open Media (AOMedia), a consortium that includes Google, Apple, Meta, Netflix, Amazon, and others.
AV1 is now moving rapidly from experimental to mainstream — and its implications for streaming, mobile video, and content creation are significant.
What Makes AV1 Different?
AV1 is designed as the successor to VP9 and a direct competitor to H.265/HEVC. Its core advantages:
- Royalty-free — Unlike H.265, AV1 can be used without licensing fees. This makes adoption far easier for smaller platforms and device makers.
- Superior compression efficiency — AV1 delivers comparable or better quality than H.265 at roughly 20–30% smaller file sizes in real-world use. Compared to H.264, the savings are even more dramatic.
- Designed for the web — Supported natively in Chrome, Firefox, Edge, and increasingly Safari. WebM with AV1 is a practical choice for web video today.
- High-quality at low bitrates — Particularly beneficial for streaming over slower connections and for 4K/HDR content delivery.
Where Is AV1 Being Used Today?
AV1 has moved well beyond the experimental stage. Major platforms now use it actively:
- YouTube — Has been encoding content in AV1 for supported browsers and devices since 2018, with coverage expanding significantly.
- Netflix — Uses AV1 for mobile streaming on Android, where bandwidth efficiency is most impactful.
- Facebook / Meta — Serving AV1 video to supported browsers and devices.
- Discord — Added AV1 screen sharing support for high-quality low-latency streams.
Hardware Support: Where Things Stand
One of AV1's historical limitations was the heavy CPU load required for encoding and decoding. That's changing fast:
- Decoding hardware: Most smartphones released after 2021 include AV1 hardware decode support. Intel 11th-gen and AMD RDNA 2 GPUs onwards support AV1 hardware decode on desktop.
- Encoding hardware: Nvidia RTX 40-series, Intel Arc GPUs, and many newer mobile chipsets now support AV1 hardware encoding — previously a major bottleneck.
- Smart TVs: Many 2022+ smart TVs from Samsung, LG, and Sony include AV1 decode support.
AV1 vs H.265 vs H.264: How Do They Compare?
| Feature | H.264 | H.265 (HEVC) | AV1 |
|---|---|---|---|
| Licensing | Royalty (low cost) | Royalty (complex) | Royalty-free |
| Compression Efficiency | Baseline | ~40% better than H.264 | ~50% better than H.264 |
| Encoding Speed | Fast | Medium | Slow (SW), Fast (HW) |
| Browser Support | Universal | Partial (Safari mostly) | Broad (except older Safari) |
| Device Support | Universal | Most modern devices | Growing rapidly |
What This Means for You
If you're a content creator, streamer, or anyone who distributes video online, AV1 is worth your attention now:
- If you target Android users or web audiences, encoding in AV1 can reduce bandwidth costs and improve load times.
- If you have a modern GPU (Nvidia RTX 40-series, Intel Arc), you can already encode AV1 quickly using hardware acceleration in tools like HandBrake and FFmpeg.
- For archiving, AV1 at a higher quality setting offers excellent long-term storage efficiency.
The Road Ahead
AV1 adoption is accelerating. As hardware encoding support becomes ubiquitous and more platforms standardize on it, AV1 is poised to become the next H.264 — the default format for online video for years to come. The next codec generation, VVC (H.266) and AV2, are already in development, but AV1 will likely hold the mainstream streaming throne well into the 2030s.