Updated March 2026 · Independent Analysis
Stable DiffusionvsRunway
Runway starts at $15/mo, 25% cheaper than Stable Diffusion's $20/mo. Runway is rated higher at 4.5/5 vs Stable Diffusion's 4.3/5.
Stable Diffusion
Open-source AI image generation model you can run locally or via API with unlimited customization.
★ 4.3/5Founded 202210M+ users
Try Stable Diffusion Free →
Runway
Professional AI video generation and editing suite with Gen-2 model for text-to-video and visual effects.
★ 4.5/5Founded 20182M+ users
Try Runway Free →📊 Ratings Breakdown
Stable Diffusion
4.3/5 avg
G2 Score4.3/5
Capterra Score4.4/5
Overall Avg4.35/5
Runway
4.5/5 avg
G2 Score4.5/5
Capterra Score4.4/5
Overall Avg4.45/5
⚡ Quick Stats
🔧 Feature Comparison
Stable Diffusion uniquely offers Open source, Local installation, Custom model fine-tuning. Runway uniquely offers Gen-2 video generation, Text to video, Image to video. Both share 0 features.
Feature
Stable Diffusion
Runway
Open source
✓
✗
Local installation
✓
✗
Custom model fine-tuning
✓
✗
Unlimited generations
✓
✗
ControlNet support
✓
✗
img2img
✓
✗
Inpainting
✓
✗
Outpainting
✓
✗
Multiple samplers
✓
✗
LoRA models
✓
✗
Negative prompts
✓
✗
Community models
✓
✗
Gen-2 video generation
✗
✓
Text to video
✗
✓
Image to video
✗
✓
Video inpainting
✗
✓
Motion brush
✗
✓
Camera controls
✗
✓
Green screen
✗
✓
Background removal
✗
✓
Frame interpolation
✗
✓
Color grading
✗
✓
Audio tools
✗
✓
Collaboration
✗
✓
Total Features
12
12
⚡ Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose Stable Diffusion if you need:
- ✓ Open source
- ✓ Local installation
- ✓ Custom model fine-tuning
- ✓ Unlimited generations
- ✓ ControlNet support
Choose Runway if you need:
- ✓ Gen-2 video generation
- ✓ Text to video
- ✓ Image to video
- ✓ Video inpainting
- ✓ Motion brush
💰 Pricing Comparison
Runway starts at $15/mo, 25% cheaper than Stable Diffusion's $20/mo.
Stable Diffusion Plans
Free tier available
Free
Free- • Open source
- • Local installation
- • Unlimited generations
APIBest Value
$20/mo- • Cloud access
- • No local GPU needed
- • Developer friendly
Runway Plans
Free tier available
Free
Free- • 125 generation credits
- • 720p export
- • Basic tools
StandardBest Value
$15/mo- • 625 credits/mo
- • Upscaling
- • No watermark
Pro
$35/mo- • 2250 credits/mo
- • 4K export
- • Custom models
🔔 Get notified when prices change
❓ Frequently Asked Questions
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