What are the key differences between Stable Diffusion 3 / SDXL and Flux.1?

Compare Stable Diffusion 3 / SDXL and Flux.1 side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Stable Diffusion 3 / SDXL and Flux.1 scored?

Stable Diffusion 3 / SDXL has an AI score of 9.0/10 and Flux.1 has an AI score of 9.7/10. Scores are based on features, user satisfaction, and overall quality analysis.

Stable Diffusion 3 / SDXL vs Flux.1 2026 — Compared

Stable Diffusion 3 / SDXL

Flux.1

WINNER Flux.1

Flux.1 edges ahead with a score of 9.7/10 compared to 9.0/10 for Stable Diffusion 3 / SDXL. While both are highly rated...

Stable Diffusion 3 / SDXL

9.0 Excellent

AI Image Generator Get Stable Diffusion 3 / SDXL open_in_new

emoji_events WINNER

Flux.1

9.7 Brilliant

AI Image Generator Get Flux.1 open_in_new

Stable Diffusion 3 / SDXL Free plan available

payments

Flux.1 Free plan available

psychology AI Verdict

Flux.1 edges ahead with a score of 9.7/10 compared to 9.0/10 for Stable Diffusion 3 / SDXL. While both are highly rated in their respective fields, Flux.1 demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Flux.1

verified Confidence: Low

Ready to decide? Get Flux.1 arrow_forward

description Overview

Stable Diffusion 3 / SDXL

Stable Diffusion represents the open-source powerhouse of AI image generation. The latest SDXL model offers a leap in quality, while the ecosystem's true strength lies in its unparalleled flexibility. Users can run it locally for free, use web UIs like ComfyUI or AUTOMATIC1111, and fine-tune results with thousands of community-created models (checkpoints), LoRAs (for specific styles/characters), a...

Flux.1

Flux.1 has rapidly become the favorite for power users and developers. Developed by Black Forest Labs, it offers exceptional text rendering capabilities and prompt adherence that rivals or exceeds closed models. Because it is an open-weight model, it can be run locally on high-end hardware or via various cloud providers. Its ability to handle complex spatial relationships and human anatomy makes i...