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HeyGen Video vs Seedance 2.0 Fast

Two AI video models, one credit balance. Here is how they differ on price, length, resolution and sound. Every number is what Cirrela charges today.

Side by side

FeatureHeyGen VideoSeedance 2.0 Fast
Made byHeyGenByteDance
Good atBuilt on MiniMax H3: sharp video with its own sound, at the lowest price per secondSnappy drafts with audio — iterate in seconds
Price for a default video18 credits, 9 seconds at 768p with sound121 credits, 5 seconds at 720p with sound
Length5 to 15 seconds4 to 15 seconds
SoundMade with the videoMade with the video
Best resolution1080p (768p without a plan)720p (paid plans)
Start from a photoYesYes, but not of real people
Formats16:9, 9:16, 1:1, 4:3, 3:4, 21:916:9, 9:16, 1:1, 4:3, 3:4, 21:9

Run the same idea through both

Pick a prompt, make it with each model and keep the one you like. The clips were made with Cirrela to show the idea, not necessarily with these two models.

Example

Polished 3D animation: a small friendly robot carefully assembles a glowing glass cube on a clean pastel studio set, soft global illumination, smooth camera orbit, playful mechanical sounds

Example

Fast FPV drone skimming over a palm-lined beach at golden hour, waves rolling in, warm haze, anamorphic lens flare, ocean and wind sound

Example

A lone silhouette faces an endless tunnel of square neon light, slow push-in, volumetric haze, deep cinematic hum

Example

A lighthouse keeper watching a storm roll in, dark waves crashing on the rocks below, cinematic wide shot, wind and distant thunder

Which one should you pick?

Pick HeyGen Video if

  • you want the lower price: 18 credits against 121 for a default video.
  • you need higher resolution, up to 1080p.
  • you want to animate photos of real people, which it accepts.
Try HeyGen Video

Pick Seedance 2.0 Fast if

  • its strength fits your idea: snappy drafts with audio — iterate in seconds.
Try Seedance 2.0 Fast

Not sure? Make the same idea with both. Failed renders are refunded, and the Create button shows the exact price before you click.