What are the key differences between Stable Diffusion 3.5 and Flux.1 Dev?

Compare Stable Diffusion 3.5 and Flux.1 Dev side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Stable Diffusion 3.5 and Flux.1 Dev scored?

Stable Diffusion 3.5 has an AI score of 8.18/10 and Flux.1 Dev has an AI score of 8.82/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

Stable Diffusion 3.5 vs Flux.1 Dev 2026 - Compared

Stable Diffusion 3.5

Flux.1 Dev

WINNER Flux.1 Dev

Flux.1 Dev edges ahead with a score of 8.8/10 compared to 8.2/10 for Stable Diffusion 3.5. While both are highly rated i...

Stable Diffusion 3.5

8.18 Great

Model Get Stable Diffusion 3.5 open_in_new

emoji_events WINNER

Flux.1 Dev

8.82 Great

Model Get Flux.1 Dev open_in_new

psychology AI Verdict

Flux.1 Dev edges ahead with a score of 8.8/10 compared to 8.2/10 for Stable Diffusion 3.5. While both are highly rated in their respective fields, Flux.1 Dev 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 Dev

verified Confidence: Low

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description Overview

Stable Diffusion 3.5

Stable Diffusion 3.5 is a text-to-image generation model released by Stability AI in 2024 as a refinement of Stable Diffusion 3. The release included multiple size variants, including Large, Large Turbo, and Medium, with publicly available model weights. It was designed to improve prompt adherence, text rendering within images, and overall image quality compared to earlier Stable Diffusion version...

Flux.1 Dev

Flux.1 Dev is a text-to-image diffusion model released in 2024 by Black Forest Labs, the company founded by former members of Stability AI. It is a guidance-distilled variant of the Flux.1 Pro model, released under a non-commercial license for research and development. The model uses a flow-matching architecture with transformer-based components. Its open weights have enabled community adaptation...