Stable Audio 3 vs Suno Custom Models

Specs, price and the Dubspot Score, side by side — with our verdict on which ai tool to buy.

AI Tool

Stable Audio 3

Stability AI · Open weights (free) / API

7.8
Good

Which should you buy?

On the Dubspot Score, Stable Audio 3 comes out ahead (7.8). That said, the right pick depends on your workflow and budget — read both reviews before deciding.

Specs compared

Stable Audio 3Suno Custom Models
PriceOpen weights (free) / API$8
Dubspot Score7.87.5
FormatsOpen weights, API, ComfyUIWeb app (suno.com), Suno v5.5 model
TypeGenerative audio model
OutputUp to 6-minute generations
InferenceSeconds on Apple M4; on-device capable
CaveatNo vocals or lyrics
Plan requirementAvailable to Pro and Premier users only
Model limitBuild up to 3 custom models per account
Minimum training dataAs few as 6 songs (bulk upload supported)
Setup timeApproximately 2-5 minutes until ready
Base modelTunes a custom version of Suno v5.5
PrivacyCustom Models are private and cannot be shared between users

See the full plugin database for more comparisons.