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HomeFLV vs RMVB
.flv
.rmvb

FLV vs RMVB

Compare Flash Video and RealMedia Variable Bitrate formats — understand the key differences and when to use each

Format Overview

FLV

Flash Video

Flash Video (.flv) is a video file format.

.flvvideo

RMVB

RealMedia Variable Bitrate

RealMedia Variable Bitrate (.rmvb) is a video file format.

.rmvbvideo

FLV vs RMVB: Feature Comparison

FeatureFLVRMVB
Full NameFlash VideoRealMedia Variable Bitrate
File Extension.flv.rmvb
Categoryvideovideo
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use FLV vs RMVB

Use FLV when you need:

  • •Files in Flash Video format for maximum compatibility
  • •Industry-standard video format support
  • •Wide software and platform compatibility

Use RMVB when you need:

  • •Files in RealMedia Variable Bitrate format for specific workflows
  • •Optimized video format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

FLV RMVBRMVB FLV
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Learn More About These Formats

FLV Converter RMVB Converter

Frequently Asked Questions

What is the difference between FLV and RMVB?
FLV (Flash Video) and RMVB (RealMedia Variable Bitrate) are both video file formats. FLV files use the .flv extension while RMVB uses .rmvb. They differ in compression, quality, compatibility, and intended use cases.
Can I convert FLV to RMVB for free?
Yes! Convert999 lets you convert FLV to RMVB completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, FLV or RMVB?
It depends on your use case. FLV (Flash Video) may be better for certain workflows, while RMVB (RealMedia Variable Bitrate) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

FLV Converter

Convert from FLV

RMVB Converter

Convert from RMVB

File Tools

Compress, resize, merge

Convert to FLV

All sources → FLV

Convert to RMVB

All sources → RMVB

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNGPNGvsWEBPJPGvsWEBPSVGvsPNGHEICvsJPGBMPvsJPGTIFFvsJPGGIFvsPNG