Video Bitrate Converter

Convert video bitrates and calculate file sizes for different video resolutions and streaming services

1m 0s

Bitrate Conversions

Kilobits/sec (kbps)

8,000

Megabits/sec (Mbps)

8

Gigabits/sec (Gbps)

8.00e-3

Kilobytes/sec (KB/s)

1,000

Megabytes/sec (MB/s)

1

File Size Estimates

For 1m 0s

57.22 MB

Per Hour

3.35 GB

Required Internet Speed

9.6 Mbps

+20% buffer

Streaming Platform Bitrates

Platform/QualityResolutionBitrateGB/hour
YouTube 480p854x480 @ 30fps2,500 kbps1.05
YouTube 720p1280x720 @ 30fps5,000 kbps2.1
YouTube 1080p1920x1080 @ 30fps8,000 kbps3.35
YouTube 1080p601920x1080 @ 60fps12,000 kbps5.03
YouTube 1440p2560x1440 @ 30fps16,000 kbps6.71
YouTube 4K3840x2160 @ 30fps35,000 kbps14.67
YouTube 4K603840x2160 @ 60fps53,000 kbps22.21
Netflix HD1920x1080 @ 24fps5,000 kbps2.1
Netflix 4K HDR3840x2160 @ 24fps15,000 kbps6.29
Blu-ray1920x1080 @ 24fps40,000 kbps16.76
4K UHD Blu-ray3840x2160 @ 24fps1,00,000 kbps41.91
Twitch 720p1280x720 @ 60fps4,500 kbps1.89
Twitch 1080p1920x1080 @ 60fps6,000 kbps2.51

What Is the Video Bitrate Converter?

The Video Bitrate Converter helps you convert video bitrate units and estimated video file size without manually repeating the same unit math. It is designed for quick lookup, but the result is still transparent because the content below explains exactly how the page calculates its outputs.

Use it when you need a reliable online converter for copying results into notes, technical documents, planning sheets, or debugging work. The key is to enter the value in the same unit used by your source data and then read the equivalent units shown by the calculator.

Video Bitrate Converter Formula

The calculator first converts the selected bitrate unit into kilobits per second using the unit multiplier in the page. It then converts kilobits per second to bits per second, multiplies by duration in seconds, divides by 8 to get bytes, and finally reports megabytes and gigabytes using 1024-based storage units. The same normalized kbps value is divided by each unit factor to show equivalent bitrates.

Video Bitrate Converter Formula

kbps = bitrate * unit.toKbps; totalBits = kbps * 1000 * duration; megabytes = totalBits / 8 / (1024 * 1024); gigabytes = megabytes / 1024

Where:

  • bitrate= The numeric bitrate entered by the user
  • unit.toKbps= Conversion factor from the selected unit to kilobits per second
  • duration= Video length in seconds
  • megabytes= Estimated file size using 1024-based MB

Understanding the Results

Results are easiest to understand when you separate the input value, the base unit, and the display unit. The calculator does not change the physical quantity; it changes only the unit label and numeric scale.

StepWhat to CheckWhy It Matters
InputConfirm the original value and unit.A correct conversion starts with the correct source unit.
FormulaNormalize to the base unit when needed.This prevents mixed-unit mistakes.
OutputRound only after the conversion is complete.Early rounding can change small or large results.

How to Use This Calculator

Start by entering the value shown in your source material. Choose the matching input unit or mode, then review the converted output. For technical work, copy the result with its unit instead of copying the number alone.

  1. Enter the value: Use the same number and unit from your source.
  2. Select the conversion: Choose the source and target unit, or pick the encoding/decoding mode shown on the page.
  3. Review the result: Check the converted number, unit label, and any extra outputs such as totals, byte length, or file size.

Real-World Applications

This video bitrate converter is useful in everyday tasks and professional workflows. Students can use it to check homework or lab notes, developers can verify data formats and technical units, and creators can compare specifications before publishing or sharing work.

It is also helpful when different sources use different conventions. A single project may mention metric units, imperial units, storage-style units, or scientific notation. Converting them into a common scale makes comparison faster and reduces avoidable mistakes.

Worked Examples

Estimate a 1080p clip

Problem:

Find the size of a 60-second clip at 8000 kbps.

Solution Steps:

  1. 1Step 1: Selected unit is kbps, so kbps = 8000 * 1 = 8000.
  2. 2Step 2: totalBits = 8000 * 1000 * 60 = 480,000,000 bits.
  3. 3Step 3: megabytes = 480,000,000 / 8 / 1,048,576 = about 57.22 MB.

Result:

Result: The clip is about 57.22 MB, or about 0.06 GB.

Convert Mbps to kbps

Problem:

Convert 12 Mbps into kbps.

Solution Steps:

  1. 1Step 1: Mbps has a toKbps factor of 1000.
  2. 2Step 2: kbps = 12 * 1000 = 12,000 kbps.
  3. 3Step 3: mbps = 12,000 / 1000 = 12 Mbps, matching the input.

Result:

Result: 12 Mbps equals 12,000 kbps.

Estimate hourly storage

Problem:

Estimate one hour at 5000 kbps.

Solution Steps:

  1. 1Step 1: Normalize the bitrate as 5000 kbps.
  2. 2Step 2: hourlyGB = 5000 * 1000 * 3600 / 8 / 1024 / 1024 / 1024.
  3. 3Step 3: The result is about 2.10 GB per hour.

Result:

Result: A one-hour video at 5000 kbps needs about 2.10 GB before container overhead.

Tips & Best Practices

  • Use average bitrate for variable-bitrate exports when estimating final file size.
  • Include audio bitrate separately if you need a precise production estimate.
  • Higher frame rates usually require more bitrate for similar visual quality.
  • Use Mbps for streaming discussions and MB or GB for storage planning.
  • Leave margin for platform re-encoding because uploaded video may be processed again.
  • Compare presets as guidance, not as universal quality rules.

Frequently Asked Questions

It multiplies bitrate by duration to get total bits, then divides by 8 to convert bits into bytes. The page then converts bytes into megabytes and gigabytes using 1024-based storage units.
No. Codec, resolution, frame rate, color depth, motion, and encoder settings also affect quality. Bitrate is still a practical estimate because it directly controls how much data is available per second.
kbps means kilobits per second, while KB/s means kilobytes per second. Because one byte has eight bits, the converter uses a factor of 8 between KB/s and kbps.
Real video files include container metadata, audio tracks, subtitles, thumbnails, and encoder overhead. Variable bitrate encoding can also make the final size differ from a constant-bitrate estimate.
Yes. The preset list gives common reference bitrates for popular resolutions and streaming contexts so you can compare your entered value with practical ranges.

Sources & References

Last updated: 2026-06-06

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

Source

Formula Source: NIST Guide to SI Units

by National Institute of Standards

UpdatedLast reviewed: May 2026
CheckedFormula checks are based on standard references and internal QA review.