Xiaomi: MiMo-V2.5 vs Google: Gemini 3.1 Pro Preview Custom Tools
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| Xiaomi: MiMo-V2.5 | Google: Gemini 3.1 Pro Preview Custom Tools | |
|---|---|---|
| Vendor | xiaomi | |
| Quality Score | 100 | 100 |
| Input Price | $0.40/M | $2.00/M |
| Output Price | $2.00/M | $12.00/M |
| Context Window | 1,000,000 | 1,048,576 |
| Max Output | 65,536 | 65,536 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | ✓ | ✓ |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, MiMo-V2.5 costs $0.90 and Gemini 3.1 Pro Preview Custom Tools costs $5.00, so MiMo-V2.5 is about 5.6 times cheaper for the same work.
Both take in a similar amount of text: 1,000,000 and 1,048,576 tokens, about 1,500 and 1,573 pages.
Across the 10 tasks where they differ, MiMo-V2.5 scores higher on 10 (SQL Generation, Code Completion, Code Documentation and others).
MiMo-V2.5 was released in April 2026 and Gemini 3.1 Pro Preview Custom Tools in February 2026.
Pick MiMo-V2.5 if you need lower cost or the stronger all-round task scores.
Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.
Who wins by task?
| Task | Xiaomi: MiMo-V2.5 | Google: Gemini 3.1 Pro Preview Custom Tools |
|---|---|---|
| SQL Generation | 133 | 132 |
| Code Completion | 131 | 117 |
| Code Documentation | 131 | 129 |
| Regex Writing | 119 | 117 |
| CSV / Spreadsheet Cleanup | 133 | 132 |
| JSON Extraction | 131 | 121 |
| Bulk Data Labeling | 129 | 117 |
| Long-Document Summarization | 137 | 136 |
| Short-Form Summarization | 123 | 113 |
| Blog Post Writing | 121 | 120 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →