# Gemini 3.1 Flash Lite vs MiMo-V2.5

> MiMo-V2.5 is the stronger model overall, scoring 43.0 to 40.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-3-1-flash-lite-vs-mimo-v2-5
- Last updated: 2026-10-10
- Shared benchmarks: 22

## Summary

- 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 43.6 to 37.5.
- 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.

## Snapshot

| | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| Provider | Google | Xiaomi |
| Noometry Index | 40.4 | 43.0 |
| Rank | 141 | 89 |
| Context | 1.05M | 1.05M |
| Input $/M | $0.25 | $0.14 |
| Output $/M | $1.50 | $0.28 |
| Weights | Proprietary | Open |

## Coding

- Gemini 3.1 Flash Lite: 37.5 (#179)
- MiMo-V2.5: 43.6 (#75)

| 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

- Gemini 3.1 Flash Lite: 29.9 (#72)
- MiMo-V2.5: —

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| DeepResearch Bench | 37.3% | — |

## Reasoning

- Gemini 3.1 Flash Lite: 22.3 (#181)
- MiMo-V2.5: 27.8 (#98)

| 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 | 144.45 | — |
| ForecastBench | 54.4 | — |

## Math

- Gemini 3.1 Flash Lite: 39.5 (#82)
- MiMo-V2.5: 35.4 (#145)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1427 | 1436 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| ProofBench | — | 16% |

## Knowledge

- Gemini 3.1 Flash Lite: 41.7 (#95)
- MiMo-V2.5: 40.2 (#109)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1397 | 1459 |
| GPQA Diamond | 81.8% | — |
| Humanity's Last Exam | 8.6% | — |
| Vectara Hallucination Rate | 8.2% | — |

## Multimodal

- Gemini 3.1 Flash Lite: 38.7 (#57)
- MiMo-V2.5: 39.0 (#53)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | 1240 | 1245 |

## Multilingual

- Gemini 3.1 Flash Lite: 52.5 (#82)
- MiMo-V2.5: 52.0 (#96)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1410 | 1404 |
| LMArena Chinese | 1461 | 1467 |
| LMArena French | 1423 | 1447 |
| LMArena German | 1429 | 1421 |
| LMArena Japanese | 1411 | 1304 |
| LMArena Korean | 1393 | 1363 |
| LMArena Russian | 1420 | 1395 |
| LMArena Spanish | 1420 | 1412 |

## Instruction Following

- Gemini 3.1 Flash Lite: 72.9 (#126)
- MiMo-V2.5: 75.7 (#55)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1376 | 1433 |

## Long Context

- Gemini 3.1 Flash Lite: 42.5 (#117)
- MiMo-V2.5: 44.1 (#69)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1394 | 1444 |

## Writing & Preference

- Gemini 3.1 Flash Lite: 61.0 (#90)
- MiMo-V2.5: 61.8 (#82)

| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1416 | 1427 |
| LMArena Creative Writing | 1401 | 1392 |
| LMArena Multi-Turn | 1417 | 1445 |

## FAQ

### Is Gemini 3.1 Flash Lite better than MiMo-V2.5?

MiMo-V2.5 is the stronger model overall, scoring 43.0 to 40.4 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: 43.6 versus 37.5 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.