Convert 4:3 to 16:9

Convert 4:3 video to 16:9 widescreen by stretching. Transform old standard-definition footage into a modern widescreen format instantly.

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Free — no sign up, no watermark

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How to Use Convert 4:3 to 16:9

  1. Upload your 4:3 video
  2. Set the horizontal stretch factor to ~1.33
  3. Click Process
  4. Download the 16:9 widescreen video

Features

  • Convert 4:3 to 16:9 widescreen
  • Stretch old footage to fill modern screens
  • Adjustable stretch factor
  • Free and browser-based — no upload

Frequently Asked Questions

How do I convert a 4:3 video to 16:9?
Upload your 4:3 video and apply a horizontal stretch factor of approximately 1.33x. This widens the frame from the 4:3 standard ratio to 16:9 widescreen. The content will be slightly distorted since it's being stretched, not cropped.
Will stretching 4:3 to 16:9 look distorted?
There will be some visible stretching since the content is being widened. For a distortion-free conversion, consider using Crop Video to crop the top and bottom, or Letterbox to add black bars on the sides instead.
Can I convert old TV recordings to widescreen?
Yes. This tool is perfect for converting old 4:3 TV recordings, VHS digitizations, or classic video footage to 16:9 widescreen format.