Live Streaming Bitrate Calculator

Turn your upload speed, resolution, frame rate, and codec into the exact video bitrate to type into OBS or your encoder — no dropped frames, no guesswork.

Describe your setup

Mbps
px
px

Not sure of your upload speed? Run a quick test at speedtest.net and use the upload number, measured at the time of day you actually stream.

Your encoder settings

Recommended video bitrate
Max safe video bitrate
Total stream (video + audio)
Upload speed this setting needs
Your connection comfortably supports this quality with headroom to spare.

Paste the recommended number into OBS → Settings → Output → Video Bitrate, or into any RTMP/SRT encoder.

Find your perfect bitrate before you go live, not mid-stream

Bitrate is the single setting that decides whether your stream looks crisp or drops frames. This free calculator does the encoder math for you: it models your picture with a bits-per-pixel formula, adjusts for codec efficiency, and caps the result at what your connection and platform can actually carry. When you know your number, check what it costs to deliver with our bandwidth calculator, or go live on Livepush over Akamai's global edge network with no ingest bitrate cap.

Free, No Signup OBS-Ready Numbers H.264, HEVC & AV1 Twitch, YouTube & Kick Caps Built In

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How is streaming bitrate calculated?

Every frame of your video is a grid of pixels, and each pixel costs bits to encode. The ideal bitrate is therefore resolution × frame rate × a bits-per-pixel factor that depends on how much motion is on screen — then discounted for modern codecs like HEVC and AV1, which compress the same picture into fewer bits.

The second half of the answer is what your setup can carry. Your stream should never use more than 70–80% of your measured upload speed, and platforms like Twitch cap ingest at 6,000 kbps regardless of your connection. The calculator applies all three limits and hands you the safest number that still looks great.

Resolution × fps × motion × codec
Recommended kbps Max safe kbps Upload needed Platform check
Numbers you can paste into OBS
The recommendation is a single kbps value for your encoder's video bitrate field, with audio and upload headroom already accounted for.
Three limits, one safe answer
Picture quality wants one bitrate, your connection allows another, your platform caps a third. You always get the lowest — the one that won't fail.
Codec-aware, platform-aware
Switch to HEVC or AV1 and watch the required bitrate drop by a third or more, or pick Twitch, YouTube, Kick, or Facebook to apply their ingest caps.

The bitrate formula, done properly

Most bitrate advice is a static table that ignores your content and your codec. This calculator models the picture itself: pixels per frame, frames per second, motion complexity, and codec efficiency, then applies your real-world connection and platform limits on top.

  • Bits-per-pixel model: low-motion talks need ~0.06, fast sports and shooters ~0.11
  • Frames above 30fps are discounted — 60fps needs ~1.5× the bitrate of 30fps, not 2×
  • Result capped at both your platform's ingest limit and a safe share of your upload speed
The bitrate formula
// ideal bitrate for the picture
ideal = width × height × fps × bpp × codec

// what your connection can carry
budget = upload × 70% − audio

// example: 1080p, 30fps, H.264, medium motion
1920 × 1080 × 30 × 0.08 = ~5,000 kbps

Best bitrate for Twitch, YouTube, Kick & Facebook

Every platform caps what its ingest servers accept, and exceeding the cap gets your stream rejected or re-encoded badly. The calculator knows each platform's limit and warns you when the cap, not your connection, is what's holding your quality back.

  • Twitch's official guidelines cap at 6,000 kbps, Kick at 8,000 — 1080p60 is the practical ceiling
  • YouTube accepts up to 40 Mbps (4K60 on HEVC/AV1) and transcodes everything, so more bitrate in = better quality out
  • Streaming to your own site via Livepush has no ingest cap, and you can multistream everywhere at once
Ingest Bitrate Caps BY PLATFORM
Twitch
Official max, 1080p60
6,000 kbps
Kick
Official max, H.264 only
8,000 kbps
Facebook Live
Recommended max, H.264
15,000 kbps
YouTube Live
4K60 max on HEVC/AV1
40,000 kbps
Livepush / own player
RTMP & SRT ingest
No cap

H.264 vs HEVC vs AV1: the same quality for fewer bits

Codec choice is the cheapest bitrate upgrade there is. The same 1080p picture that needs 5,000 kbps in H.264 needs roughly 3,250 kbps in HEVC and about 2,750 kbps in AV1 — which means higher quality on the same connection, or the same quality with room to spare.

  • H.264 is the universal default: every platform, every device, every encoder supports it
  • HEVC and AV1 need modern GPU encoders (NVIDIA RTX 40-series+, AMD RX 7000+, Intel Arc) for real-time streaming
  • Livepush transcodes your ingest into an adaptive bitrate ladder, so every viewer gets a rendition their connection can handle
1080p30 · Same Visual Quality BY CODEC
H.264 / AVC
Universal compatibility
5,000 kbps
H.265 / HEVC
~35% more efficient
3,250 kbps
AV1
~45% more efficient, newest
2,750 kbps

Your bitrate decides your bandwidth bill

Bitrate isn't just a quality setting, it's a cost setting. Every kbps you send is a kbps every viewer downloads, so a 1080p stream costs your delivery roughly twice what 720p does. Once you have your number, one click carries it into our bandwidth calculator to price your whole event.

  • At 5,000 kbps, each viewer downloads about 2.25 GB per hour of your stream
  • The “See What This Bitrate Costs” button pre-fills the bandwidth calculator with your result
  • Livepush plans include bandwidth flat-rate from $49/month, no per-GB surprises
Bitrate → Delivery Cost PER VIEWER-HOUR
720p · 2,500 kbps
Talks, services, webinars
1.13 GB/hr
1080p · 5,000 kbps
Standard broadcast quality
2.25 GB/hr
1080p60 · 7,500 kbps
Sports and fast gaming
3.38 GB/hr
4K · 14,000 kbps
Premium productions
6.30 GB/hr

Who tunes their streams with this calculator

Anyone pushing live video needs the same number: the highest bitrate that won't drop frames.

Twitch & Kick streamers

Find the sweet spot under your platform's cap for your game's motion level, and stop guessing why your stream stutters at 60fps.

Churches & houses of worship

Low-motion services look great at surprisingly low bitrates — stream reliably even on modest church broadband.

Sports clubs & leagues

Fast motion punishes low bitrates. Size 1080p60 correctly so the ball doesn't dissolve into macroblocks on every counterattack.

Event producers & AV companies

Verify the venue's upload can carry your planned quality before the day of the event, not during soundcheck.

Webinar hosts & course creators

Slides and talking heads need far less bitrate than you think, keep streams stable on hotel Wi-Fi and hotspots.

Broadcasters & 24/7 channels

Pick ingest bitrates that balance picture quality against the monthly delivery bandwidth your channel consumes around the clock.

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Bitrate Calculator:
Questions Streamers & Broadcasters Ask

Everything about choosing bitrates, upload speeds, and encoder settings. More questions? Visit the Help Center.

What bitrate should I use for live streaming?
It depends on your resolution, frame rate, codec, and upload speed. Common H.264 starting points are: 480p at 1,000–1,500 kbps, 720p 30fps at 2,500–4,000 kbps, 1080p 30fps at 4,000–6,000 kbps, 1080p 60fps at 6,000–12,000 kbps, and 4K at 14,000–35,000 kbps. As a rule your total stream (video + audio) should use no more than 70–80% of your measured upload speed. This calculator applies that rule automatically and adjusts for codec and content type.
What is a good bitrate for 1080p 60fps streaming?
For H.264, 6,000–12,000 kbps is the practical range for 1080p 60fps: YouTube's current encoder guidelines recommend 12 Mbps for H.264 at 1080p60, while Twitch's official guidelines cap at 6,000 kbps. Fast-motion content (sports, shooters, racing) should sit at the top of whatever range your platform allows, while talking-head content looks fine lower. With HEVC you need roughly 35% less, and with AV1 roughly 45% less, for the same picture quality.
How much upload speed do I need to live stream?
Take your total stream bitrate (video plus audio) and multiply by about 1.4 to leave headroom for encoder spikes and other traffic on your network. A 5,000 kbps video stream with 128 kbps audio therefore needs roughly 7 Mbps of stable upload. Test your real-world speed at speedtest.net and never plan around your ISP's advertised number — plan around what you actually measure, at the time of day you stream.
What is the maximum bitrate for Twitch, YouTube, Kick, and Facebook?
Twitch's official broadcasting guidelines recommend a maximum of 6,000 kbps (1080p 60fps), though its ingest servers tolerate more and Enhanced Broadcasting raises the ceiling on modern codecs. Kick accepts up to 8,000 kbps and supports H.264 only. Facebook Live's official specs allow up to 15 Mbps (15,000 kbps). YouTube is the most generous: up to 40 Mbps for 4K 60fps on HEVC/AV1, with 35 Mbps recommended for H.264. Streaming to your own website or player through Livepush has no artificial ingest cap — your upload speed is the only limit.
Does a higher bitrate always mean better quality?
Only up to a point. Every resolution and frame rate combination has a saturation bitrate beyond which extra bits add file size but no visible quality. Past that, a higher bitrate actually hurts: it risks dropped frames on your connection and buffering for viewers whose internet can't keep up. It also raises your delivery bandwidth bill proportionally — check yours with the bandwidth calculator. The right target is the lowest bitrate that looks clean for your content, not the highest your connection can push.
How do H.264, H.265 (HEVC), and AV1 affect streaming bitrate?
Newer codecs compress the same picture into fewer bits. Compared with H.264, HEVC (H.265) needs roughly 35% less bitrate and AV1 roughly 45% less for equivalent quality — a 6,000 kbps H.264 stream looks about the same as a 3,900 kbps HEVC or 3,300 kbps AV1 stream. The trade-offs are hardware support (real-time AV1 encoding needs a recent GPU, such as NVIDIA RTX 40-series or newer) and platform ingest support, which varies. H.264 remains the universally accepted default.
What happens if my streaming bitrate is too high?
Two failure modes. If the bitrate exceeds what your connection can sustain, your encoder starts dropping frames and the stream stutters or disconnects — in OBS you'll see the dropped-frames counter climb. If it exceeds what your viewers' connections can download, they buffer even though your side looks healthy. The fixes are the same: reduce bitrate in 500–1,000 kbps steps until drops stop, use no more than 70–80% of your upload speed, and deliver through adaptive bitrate streaming so slower viewers get lighter renditions automatically.
Is this bitrate calculator free, and how does it work?
The calculator is completely free and requires no signup. It computes the ideal bitrate for your picture using a bits-per-pixel model — resolution × frame rate × a motion factor — adjusted for your codec's compression efficiency, then caps the result at both your platform's ingest limit and a safe share of your upload speed. The recommended number is ready to paste straight into OBS, vMix, or any RTMP/SRT encoder.