Create an AI avatar video in Synthesia

Demo summary
The user shows the process of selecting an avatar, choosing a voice model, and inputting a script within the Synthesia platform.
Step-by-step
- Select an avatar from the library
- Input your script into the text field
- Change the voice model to match your preference
- Click Generate to process the video with lip-syncing
Options
- Click Play to preview only the voice audio without generating the full video
Watch out for
- You must click Generate to see the lip-syncing; the preview mode blurs the mouth or only plays audio
- Video generation requires available account credits
Tips
- Ensure you have selected the same voice and script settings if you are performing a head-to-head comparison between tools
All demos from “HeyGen vs Synthesia: Don't Buy Until You See This.”
1:110:28Create an AI avatar video in HeyGenThe user demonstrates selecting a personal avatar and inputting a script to generate a video in the HeyGen interface.HeyGen· AI Avatar Video Generator
1:390:28Create an AI avatar video in SynthesiaCurrentThe user shows the process of selecting an avatar, choosing a voice model, and inputting a script within the Synthesia platform.Synthesia· AI Avatar Video Generator
4:440:17Adding gestures to HeyGen avatarsThe user demonstrates how to tag and insert specific hand gestures (like pointing) into an avatar script in HeyGen.HeyGen· AI Avatar Video Generator
7:220:20Using video templates in HeyGen AI StudioThe user browses the template library in HeyGen and opens a design in the new AI Studio to begin editing.HeyGen· AI Avatar Video Generator
7:420:21Using video templates in SynthesiaThe user demonstrates selecting a pre-designed template and adjusting camera angles within the Synthesia editor.Synthesia· AI Video Editor
11:000:36Photo-to-Avatar generation in HeyGenThe user shows how to upload a photo, remove the background, and add a custom pirate ship background to create a stylized avatar in HeyGen.HeyGen· AI Avatar Generator
13:580:28Video dubbing and translation in SynthesiaThe user shows the interface for uploading a video or YouTube link to be dubbed into a different language using Synthesia.Synthesia· AI Video Dubbing
14:010:21Video dubbing in SynthesiaThe user demonstrates the interface for uploading a video or YouTube link to translate and dub content into different languages in Synthesia.Synthesia· AI Video Dubbing
14:180:47Video translation and integrations in HeyGenDemonstration of the video translation tool and the available app integrations (Zapier, Make) for automated dubbing workflows.HeyGen· AI Video Dubbing- Watch “HeyGen vs Synthesia: Don't Buy Until You See This.” →
AI Avatar Video Generator
1:010:29Edit AI avatars and scripts in SynthesiaThe video shows how to highlight and edit scripts, select different expressive AI avatars, and choose natural-sounding voices.Synthesia
3:380:29Translate videos into multiple languages with SynthesiaThe demonstration shows the one-click translation feature that converts a video into multiple languages while allowing for manual script adjustments.Synthesia
4:050:11Generate an educational video with SynthesiaSynthesia is shown generating a video of an AI avatar explaining the science of solar eclipses using a realistic newscaster-style delivery.Cybernews
4:280:20Synthesia Express 2 Avatar GesturesDemonstration of the Express 2 model showing AI avatars performing natural hand gestures and body movements to match script sentiment.Synthesia
2:331:11Customize a pre-made avatar in SynthesiaThe user demonstrates how to select a pre-made avatar, change its name, and customize the shirt color using hex codes in the Synthesia avatar builder.Simon Crowe
3:531:13Create a personal AI avatar and voice cloneThe video walks through the process of uploading a video file to Synthesia to create a custom personal avatar and recording a consent script for voice cloning.Simon Crowe
10:240:47Swap and position avatars in the editorThe user shows how to replace a template avatar with a personal avatar and adjust its framing (full screen, circle, or box) and position on the screen.Simon Crowe
13:270:26Upload and replace brand logosThe user shows how to upload a custom logo file and replace the placeholder logo in a Synthesia template.Simon Crowe
16:501:05Add and mix background musicThe user demonstrates searching the Synthesia music library by mood and adjusting the volume levels to balance with the AI voiceover.Simon Crowe
1:390:28Create an AI avatar video in SynthesiaCurrentThe user shows the process of selecting an avatar, choosing a voice model, and inputting a script within the Synthesia platform.Intellagents
0:490:31Customize AI avatars and backgrounds in SynthesiaThe user shows how to select different AI avatars, change their costumes via text description, and modify the scene background and branding.Synthesia
1:470:14Edit video scripts with AI promptsThe demonstration shows how to manually edit the avatar's script at the bottom of the screen or use AI prompts to rewrite the text.Synthesia
Synthesia