FLUX Pro delivers superior photorealism and resolution compared to Imagen 3, though Imagen 3 excels at natural landscapes and is freely available via Gemini.
Performance Scores
FLUX Pro
8.4
Imagen 3
7.9
Strengths & Weaknesses
FLUX Pro
Strong photorealism and highest resolution output
Weaker text rendering
Imagen 3
Excellent natural scene rendering, free via Gemini
Limited availability outside Google ecosystem
Which Should You Choose?
Choose FLUX Pro if…
You need the highest photorealism for professional work.
Choose Imagen 3 if…
You want free access via Gemini or need excellent natural landscape/scene rendering.
Pricing
FLUX Pro
~$0.05/image via Replicate
Imagen 3
Free via Gemini. API pricing through Google Cloud.
Bottom Line
Our Verdict
FLUX Pro for professional photorealism, Imagen 3 for free access and natural scenes.
Test these models yourself
Compare FLUX Pro and Imagen 3 side-by-side with your own prompts — free.