Model comparison
Gemini 3.1 Flash Lite vs MiMo-V2-Omni
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 40.8 on the Noometry Index.
Last verified . 18 shared benchmarks.
GoogleSummary
- They share 18 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 4 categories and MiMo-V2-Omni in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Omni leads 29.7 to 22.9.
- MiMo-V2-Omni is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.25 / $1.50 for Gemini 3.1 Flash Lite.
- Gemini 3.1 Flash Lite accepts more context: 1.05M tokens versus 262K.
Side by side
| Gemini 3.1 Flash Lite | MiMo-V2-Omni | |
|---|---|---|
| Provider | Xiaomi | |
| Noometry Index | 40.8 | 43.6 |
| Released | 2026-03-03 | 2026-03-18 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 262K |
| Max output | 66K | 131K |
| Input $ / M tokens | $0.25 | $0.14 |
| Output $ / M tokens | $1.50 | $0.28 |
| Results tracked | 38 | 18 |
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Category by category
Coding MiMo-V2-Omni leads
Gemini 3.1 Flash Lite: 37.8 (#188), MiMo-V2-Omni: 43.3 (#89)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1400 | 1466 |
| LMArena WebDev | 1256 | — |
| SciCode | 41.9% | — |
| WeirdML | 52.2% | — |
| ALE-Bench | 797.73 | — |
Agentic & Tool Use Not comparable
Gemini 3.1 Flash Lite: 30.2 (#79), MiMo-V2-Omni: —
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| DeepResearch Bench | 37.3% | — |
Reasoning MiMo-V2-Omni leads
Gemini 3.1 Flash Lite: 22.9 (#186), MiMo-V2-Omni: 29.7 (#88)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1407 | 1445 |
| Kagi LLM Benchmark | 67.2% | — |
| NYT Connections (extended) | 8.2% | — |
| CritPt | 1.1% | — |
| 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-Omni: 39.1 (#115)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1428 | 1430 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
Knowledge Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 41.9 (#104), MiMo-V2-Omni: 40.5 (#118)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1398 | 1449 |
| 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-Omni: 38.6 (#63)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | 1240 | 1228 |
Multilingual Too close to call
Gemini 3.1 Flash Lite: 52.3 (#86), MiMo-V2-Omni: 51.8 (#102)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1411 | 1404 |
| LMArena Chinese | 1461 | 1465 |
| LMArena French | 1424 | 1447 |
| LMArena German | 1429 | 1399 |
| LMArena Japanese | 1413 | 1317 |
| LMArena Korean | 1392 | 1355 |
| LMArena Russian | 1420 | 1412 |
| LMArena Spanish | 1421 | 1434 |
Instruction Following MiMo-V2-Omni leads
Gemini 3.1 Flash Lite: 72.7 (#131), MiMo-V2-Omni: 75.2 (#66)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1377 | 1428 |
Long Context MiMo-V2-Omni leads
Gemini 3.1 Flash Lite: 42.5 (#122), MiMo-V2-Omni: 44.1 (#76)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1394 | 1442 |
Writing & Preference Too close to call
Gemini 3.1 Flash Lite: 60.9 (#94), MiMo-V2-Omni: 61.4 (#87)
| Benchmark | Gemini 3.1 Flash Lite | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1416 | 1423 |
| LMArena Creative Writing | 1401 | 1392 |
| LMArena Multi-Turn | 1417 | 1445 |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than MiMo-V2-Omni?
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 40.8 on the Noometry Index.
Which is cheaper, Gemini 3.1 Flash Lite or MiMo-V2-Omni?
MiMo-V2-Omni 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-Omni better for coding?
MiMo-V2-Omni scores higher on coding benchmarks: 43.3 versus 37.8 in the Noometry coding category.
Which has the bigger context window?
Gemini 3.1 Flash Lite does, with 1.05M tokens against 262K.
How many benchmarks do Gemini 3.1 Flash Lite and MiMo-V2-Omni share?
18 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and MiMo-V2-Omni has 18.