Gemini 3.1 Flash Image vs Grok Imagine Image Pro
Comparing Gemini 3.1 Flash Image and Grok Imagine Image Pro across benchmarks, pricing, and capabilities.
Google · xAI · Updated for 2026
Which is better?
Gemini 3.1 Flash Image and Grok Imagine Image Pro trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
Grok Imagine Image Pro also accepts a larger context window (131,072 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Gemini 3.1 Flash Image
- you want the most recent training data — it shipped Feb 2026
Choose Grok Imagine Image Pro
- you process long inputs — it offers a 131,072 token context window
At a glance
The differences that matter most.
Arena Performance
Human preference votes
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Gemini 3.1 Flash Image was released on 2026-02-26, while Grok Imagine Image Pro was released on 2026-02-01.
Gemini 3.1 Flash Image is 1 month newer than Grok Imagine Image Pro.
Feb 26, 2026
6 months ago
3w newerFeb 1, 2026
6 months ago
Provider Availability
Gemini 3.1 Flash Image is available from Google. Grok Imagine Image Pro is available from xAI.
Gemini 3.1 Flash Image
Grok Imagine Image Pro
Outputs Comparison
Judge for yourself.
Run your own prompts against Gemini 3.1 Flash Image and Grok Imagine Image Pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemini 3.1 Flash Image vs Grok Imagine Image Pro.