Skip to main content
Back to Tools
AI Tool Comparison

Flux1.AI vs Runway

A detailed side-by-side comparison to help you choose the right AI tool for your needs.

Flux1.AI

Flux1.AI

Free online AI image generator powered by Flux.1 models from BlackForestLabs

Freemium
Try Flux1.AI
Runway

Runway

AI-powered video and image generation for creative professionals

Free / $12/mo
Try Runway

Feature Comparison

Pros & Cons

Flux1.AI

Pros

  • Offers 10 free credits on sign-up with no upfront payment required
  • Supports multiple FLUX model variants (pro, dev, schnell) for different quality/speed tradeoffs
  • Generates images up to 2.0 megapixels with multiple aspect ratio options
  • Expanding feature set including video generation, image editing, and style-specific generators
  • Available in multiple languages (English, German, Spanish, and more)

Cons

  • Credit-based pricing details beyond the free tier are not clearly displayed on the site
  • Relies on third-party models (BlackForestLabs), so output quality depends on upstream model performance
  • Video generation features appear to be aggregated from various third-party models rather than proprietary technology

Runway

Pros

  • Offers both proprietary and third-party models (Kling, Sora, Veo, FLUX) in one platform
  • Specialized apps for specific tasks like object removal, relighting, and virtual try-on reduce complexity
  • Node-based Workflows feature allows chaining multiple models and steps for advanced control
  • Strong enterprise partnerships (Lionsgate, NVIDIA) indicate production-ready quality
  • Free tier available for initial experimentation

Cons

  • Credit-based pricing can make costs unpredictable for heavy users
  • Video generation quality varies by model and prompt, requiring experimentation to get desired results
  • Limited information on exact credit costs per generation across different models and apps
  • Advanced features like Gen-4.5 and Workflows are restricted to paid plans

Our Verdict

Both Flux1.AI and Runway are excellent choices with similar feature sets. Your decision should depend on your specific needs, pricing, and whether you need self-hosting capabilities.

More Comparisons

Compare other popular AI tools