image model comparison
Gemini 3.1 Flash Image vs grok-imagine-image
Gemini 3.1 Flash Image and grok-imagine-image are both current image models, from Google and xAI. grok-imagine-image is 56% cheaper per image than Gemini 3.1 Flash Image, $0.02 vs $0.045. On Arena Text-to-Image, Gemini 3.1 Flash Image scores 1262 Elo and grok-imagine-image 1170 Elo (Arena, measured October 7, 2026).
Data verified October 12, 2026 · Dataset 2026-10-12
Side by side
Standard-tier prices in effect today. The better value in each row is highlighted.
| Fact | Gemini 3.1 Flash Image | grok-imagine-image |
|---|---|---|
| Price per image | $0.045 | $0.02 (better) |
| Arena Text-to-Image | 1262 Elo (#5 of 9) (better) | 1170 Elo (#8 of 9) |
| Arena Image Edit | 1387 Elo (#6 of 8) (better) | 1329 Elo (#7 of 8) |
| Provider | xAI | |
| Release date | May 28, 2026 | Not reported |
| Access | API only | API only |
| Context window | Not reported | Not reported |
| Max output | Not reported | Not reported |
| Input | text, image | text, image |
| Output | text, image | image |
Scores:Arena · 2026-10-12
When to choose each
Gemini 3.1 Flash Image
Best for
- Interleaved text and image generation
Watch out for
- No exact compatible public benchmark snapshot is recorded
grok-imagine-image
Best for
- Grok Imagine image workflows
Watch out for
- No exact compatible public benchmark snapshot is recorded
Gemini 3.1 Flash Image vs grok-imagine-image FAQ
Which is cheaper, Gemini 3.1 Flash Image or grok-imagine-image?
grok-imagine-image is 56% cheaper per image than Gemini 3.1 Flash Image, $0.02 vs $0.045.
Which scores higher on independent benchmarks, Gemini 3.1 Flash Image or grok-imagine-image?
Gemini 3.1 Flash Image leads on Arena Text-to-Image, 1262 Elo to 1170 Elo; Gemini 3.1 Flash Image leads on Arena Image Edit, 1387 Elo to 1329 Elo. Scores are independent evaluations, not either vendor's launch figures.
Related comparisons
- FLUX1.1 [pro] vs Gemini 3.1 Flash Image
- FLUX1.1 [pro] vs grok-imagine-image
- Gemini 3.1 Flash Image vs Gemini 3.1 Flash Lite Image
- Gemini 3.1 Flash Image vs Gemini 3 Pro Image
- Gemini 3.1 Flash Image vs GPT Image 2
- Gemini 3.1 Flash Image vs Nano Banana 2.1
- Gemini 3.1 Flash Lite Image vs grok-imagine-image
- Gemini 3 Pro Image vs grok-imagine-image
- GPT Image 2 vs grok-imagine-image
- grok-imagine-image vs Nano Banana 2.1
Production evaluation
Choosing between Gemini 3.1 Flash Image and grok-imagine-image?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty