whichllmmodel
Back to Dashboard
Black Forest Labs

FLUX.1 Fill [dev]

VS
Black Forest Labs

FLUX.1 Schnell

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

🎨 Editorial Verdict: Both FLUX.1 Fill [dev] and FLUX.1 Schnell represent highly competitive options. If prompt adherence or specific styles are key, check the strengths table below: FLUX.1 Fill [dev] excels at Inpainting, Outpainting, while FLUX.1 Schnell offers strengths in High-Volume Gen.

Model Specs

FLUX.1 Fill [dev]

Pricing & Speed

Cost per Generation
Self Host
Speed TierFaster
standard
Max Resolution2K

Model Strengths

✨ Inpainting✨ Outpainting✨ Object Removal✨ Prompt Adherence
Model Specs

FLUX.1 Schnell

Pricing & Speed

Cost per Generation
Self Host
Speed Tier
real-time
Max Resolution2K

Model Strengths

✨ High-Volume Gen
Read our data collection methodology

Frequently Asked Questions

Both models can be self-hosted.

FLUX.1 Fill [dev] is faster, operating in the standard speed tier compared to FLUX.1 Schnell which is in the real-time speed tier.

FLUX.1 Fill [dev] specializes in: inpainting, outpainting, object removal, prompt adherence. FLUX.1 Schnell specializes in: high volume.

Want to customize weights or add more models?

Open our interactive dashboard where you can adjust your priority levels for speed, budget, or accuracy slider-bars and watch model rankings calculate dynamically.

Customize in Interactive Dashboard