CompareStack/Stable Diffusion vs Leonardo AI
Homeโ€บStable Diffusion vs Leonardo AI
Updated March 2026 ยท Independent Analysis

Stable DiffusionvsLeonardo AI

Leonardo AI starts at $12/mo, 40% cheaper than Stable Diffusion's $20/mo. Leonardo AI is rated higher at 4.5/5 vs Stable Diffusion's 4.3/5.

S
Stable Diffusion

Open-source AI image generation model you can run locally or via API with unlimited customization.

โ˜… 4.3/5Founded 202210M+ users
Try Stable Diffusion Free โ†’
L
Leonardo AI

AI image and video generation platform with powerful custom model training and game asset creation tools.

โ˜… 4.5/5Founded 20224M+ users
Try Leonardo AI Free โ†’

โšก Quick Stats

โญ
Avg Rating
๐Ÿ† Leonardo AI wins
๐Ÿ’ฐ
Starting Price
๐Ÿ† Leonardo AI wins
๐Ÿ”ง
Features
๐Ÿ† Stable Diffusion wins
๐ŸŽ
Free Plan
Stable DiffusionYes โœ“
Leonardo AIYes โœ“

๐Ÿ“Š Ratings Breakdown

S

Stable Diffusion

4.3/5 avg
G2 Score4.3/5
Capterra Score4.4/5
Overall Avg4.35/5
L

Leonardo AI

4.5/5 avg
G2 Score4.5/5
Capterra Score4.6/5
Overall Avg4.55/5

โšก Quick Verdict

Independent analysis based on features, pricing, and user ratings

Choose Stable Diffusion if you need:
  • โœ“ Open source
  • โœ“ Local installation
  • โœ“ Custom model fine-tuning
  • โœ“ Unlimited generations
  • โœ“ ControlNet support
Try Stable Diffusion Free โ†’
Choose Leonardo AI if you need:
  • โœ“ Text-to-image
  • โœ“ Image-to-image
  • โœ“ AI canvas
  • โœ“ Motion generation
  • โœ“ Custom model training
Try Leonardo AI Free โ†’

๐Ÿ”ง Feature Comparison

Stable Diffusion uniquely offers Open source, Local installation, Custom model fine-tuning. Leonardo AI uniquely offers Text-to-image, Image-to-image, AI canvas. Both share 1 features including Negative prompts.

Feature
Stable Diffusion
Leonardo AI
Negative prompts
โœ“
โœ“
Open source
โœ“
โœ—
Local installation
โœ“
โœ—
Custom model fine-tuning
โœ“
โœ—
Unlimited generations
โœ“
โœ—
ControlNet support
โœ“
โœ—
img2img
โœ“
โœ—
Inpainting
โœ“
โœ—
Outpainting
โœ“
โœ—
Multiple samplers
โœ“
โœ—
LoRA models
โœ“
โœ—
Community models
โœ“
โœ—
Text-to-image
โœ—
โœ“
Image-to-image
โœ—
โœ“
AI canvas
โœ—
โœ“
Motion generation
โœ—
โœ“
Custom model training
โœ—
โœ“
Fine-tuning
โœ—
โœ“
3D texture generation
โœ—
โœ“
Prompt magic
โœ—
โœ“
API access
โœ—
โœ“
Batch generation
โœ—
โœ“
Style presets
โœ—
โœ“
Total Features
12
12

๐Ÿ’ฐ Pricing Comparison

Leonardo AI starts at $12/mo, 40% cheaper than Stable Diffusion's $20/mo.

S

Stable Diffusion Plans

Free tier available

Free
Free
  • โ€ข Open source
  • โ€ข Local installation
  • โ€ข Unlimited generations
APIBest Value
$20/mo
  • โ€ข Cloud access
  • โ€ข No local GPU needed
  • โ€ข Developer friendly
Full Stable Diffusion pricing breakdown โ†’
L

Leonardo AI Plans

Free tier available

Free
Free
  • โ€ข 150 tokens/day
  • โ€ข Basic models
  • โ€ข Community access
ApprenticeBest Value
$12/mo
  • โ€ข 8,500 tokens/mo
  • โ€ข Priority generation
  • โ€ข Private mode
Artisan
$30/mo
  • โ€ข 25,000 tokens/mo
  • โ€ข Custom model training
  • โ€ข API access
Full Leonardo AI pricing breakdown โ†’
๐Ÿ”” Get notified when prices change

โ“ Frequently Asked Questions

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