Model comparison
Gemini 3.1 Flash Lite vs MiMo-V2.5
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 40.8 on the Noometry Index.
Last verified . 22 shared benchmarks.
GoogleSummary
- They share 22 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 3 categories and MiMo-V2.5 in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in coding, where MiMo-V2.5 leads 43.9 to 37.8.
- MiMo-V2.5 is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.25 / $1.50 for Gemini 3.1 Flash Lite.
- MiMo-V2.5 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.1 Flash Lite | MiMo-V2.5 | |
|---|---|---|
| Provider | Xiaomi | |
| Noometry Index | 40.8 | 43.4 |
| Released | 2026-03-03 | 2026-04-22 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 1.05M |
| Max output | 66K | 131K |
| Input $ / M tokens | $0.25 | $0.14 |
| Output $ / M tokens | $1.50 | $0.28 |
| Results tracked | 38 | 23 |
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Category by category
Coding MiMo-V2.5 leads
Gemini 3.1 Flash Lite: 37.8 (#188), MiMo-V2.5: 43.9 (#81)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena WebDev | 1256 | 1438 |
| SciCode | 41.9% | 43.1% |
| LMArena Coding | 1400 | 1469 |
| ALE-Bench | 797.73 | 513.95 |
| WeirdML | 52.2% | — |
Agentic & Tool Use Not comparable
Gemini 3.1 Flash Lite: 30.2 (#79), MiMo-V2.5: —
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| DeepResearch Bench | 37.3% | — |
Reasoning MiMo-V2.5 leads
Gemini 3.1 Flash Lite: 22.9 (#186), MiMo-V2.5: 28.6 (#101)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| CritPt | 1.1% | 3.7% |
| LMArena Hard Prompts | 1407 | 1450 |
| Kagi LLM Benchmark | 67.2% | — |
| NYT Connections (extended) | 8.2% | — |
| Chess Puzzles | 25% | — |
| EnigmaEval | 3% | — |
| Thematic Generalization | 63.3% | — |
| DTBench | 76.8% | — |
| LMCA | 35% | — |
| Epoch Capabilities Index | 144.47 | — |
| ForecastBench | 54.4 | — |
Math Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 40.7 (#90), MiMo-V2.5: 36.8 (#163)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1428 | 1436 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| ProofBench | — | 16% |
Knowledge Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 41.9 (#104), MiMo-V2.5: 40.8 (#115)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1398 | 1460 |
| GPQA Diamond | 81.8% | — |
| Humanity's Last Exam | 8.6% | — |
| Vectara Hallucination Rate | 8.2% | — |
Multimodal Too close to call
Gemini 3.1 Flash Lite: 39.4 (#60), MiMo-V2.5: 39.8 (#54)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | 1240 | 1247 |
Multilingual Too close to call
Gemini 3.1 Flash Lite: 52.3 (#86), MiMo-V2.5: 51.9 (#99)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1411 | 1404 |
| LMArena Chinese | 1461 | 1468 |
| LMArena French | 1424 | 1447 |
| LMArena German | 1429 | 1421 |
| LMArena Japanese | 1413 | 1306 |
| LMArena Korean | 1392 | 1363 |
| LMArena Russian | 1420 | 1395 |
| LMArena Spanish | 1421 | 1416 |
Instruction Following MiMo-V2.5 leads
Gemini 3.1 Flash Lite: 72.7 (#131), MiMo-V2.5: 75.5 (#60)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1377 | 1434 |
Long Context MiMo-V2.5 leads
Gemini 3.1 Flash Lite: 42.5 (#122), MiMo-V2.5: 44.2 (#73)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1394 | 1445 |
Writing & Preference Too close to call
Gemini 3.1 Flash Lite: 60.9 (#94), MiMo-V2.5: 61.6 (#86)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1416 | 1428 |
| LMArena Creative Writing | 1401 | 1393 |
| LMArena Multi-Turn | 1417 | 1445 |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than MiMo-V2.5?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 40.8 on the Noometry Index.
Which is cheaper, Gemini 3.1 Flash Lite or MiMo-V2.5?
MiMo-V2.5 is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Gemini 3.1 Flash Lite lists at $0.25 and $1.50.
Is Gemini 3.1 Flash Lite or MiMo-V2.5 better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.9 versus 37.8 in the Noometry coding category.
Which has the bigger context window?
Both accept 1.05M tokens.
How many benchmarks do Gemini 3.1 Flash Lite and MiMo-V2.5 share?
22 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and MiMo-V2.5 has 23.