Model comparison
Gemini 3.1 Flash Lite vs o1-mini
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.4 to 33.7 on the Noometry Index.
Last verified . 21 shared benchmarks.
GoogleSummary
- They share 21 benchmarks with published results for both. Gemini 3.1 Flash Lite scores higher in 9 categories and o1-mini in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Flash Lite leads 22.3 to 8.9.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 80% for Gemini 3.1 Flash Lite and 46.9% for o1-mini.
Side by side
| Gemini 3.1 Flash Lite | o1-mini | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 40.4 | 33.7 |
| Released | 2026-03-03 | 2024-09-12 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.25 | — |
| Output $ / M tokens | $1.50 | — |
| Results tracked | 38 | 39 |
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Category by category
Coding Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 37.5 (#179), o1-mini: 35.1 (#218)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| WeirdML | 52.2% | 36.3% |
| LMArena Coding | 1400 | 1362 |
| Aider Polyglot | — | 32.9% |
| LMArena WebDev | 1256 | — |
| SciCode | 41.9% | — |
| LiveBench Coding | — | 48% |
| ALE-Bench | 797.73 | — |
| HumanEval+ | — | 89% |
| MBPP+ | — | 78.8% |
Agentic & Tool Use Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 29.9 (#72), o1-mini: 24.3 (#112)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| Cybench | — | 10% |
| DeepResearch Bench | 37.3% | — |
Reasoning Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 22.3 (#181), o1-mini: 8.9 (#340)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Hard Prompts | 1407 | 1333 |
| Epoch Capabilities Index | 144.45 | 135.82 |
| ARC-AGI-2 | — | 0.8% |
| SimpleBench | — | 18.1% |
| Kagi LLM Benchmark | 67.2% | — |
| NYT Connections (extended) | 8.2% | — |
| ARC-AGI-1 | — | 14% |
| CritPt | 1.1% | — |
| Chess Puzzles | 25% | — |
| EnigmaEval | 3% | — |
| Thematic Generalization | 63.3% | — |
| LiveBench Reasoning | — | 72.3% |
| DTBench | 76.8% | — |
| LiveBench Data Analysis | — | 57.9% |
| LMCA | 35% | — |
| ForecastBench | 54.4 | — |
| LiveBench | — | 57.8% |
Math Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 39.5 (#82), o1-mini: 33.7 (#168)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 80% | 46.9% |
| LMArena Math | 1427 | 1358 |
| FrontierMath (Tiers 1-3) | 27.7% | — |
| LiveBench Math | — | 62% |
| MATH Level 5 | — | 89.2% |
| FrontierMath (Feb 2025 set) | — | 1.7% |
Knowledge Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 41.7 (#95), o1-mini: 34.8 (#180)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| GPQA Diamond | 81.8% | 62.4% |
| LMArena Expert | 1397 | 1316 |
| Humanity's Last Exam | 8.6% | — |
| Confabulations | — | 18.6% |
| Vectara Hallucination Rate | 8.2% | — |
Multimodal Not comparable
Gemini 3.1 Flash Lite: 38.7 (#57), o1-mini: —
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Vision | 1240 | — |
Multilingual Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 52.5 (#82), o1-mini: 43.8 (#177)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Non-English | 1410 | 1289 |
| LMArena Chinese | 1461 | 1314 |
| LMArena French | 1423 | 1292 |
| LMArena German | 1429 | 1278 |
| LMArena Japanese | 1411 | 1245 |
| LMArena Korean | 1393 | 1223 |
| LMArena Russian | 1420 | 1283 |
| LMArena Spanish | 1420 | 1302 |
Instruction Following Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 72.9 (#126), o1-mini: 67.0 (#200)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Instruction Following | 1376 | 1304 |
| LiveBench Instruction Following | — | 65.4% |
Long Context Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 42.5 (#117), o1-mini: 40.1 (#156)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Longer Query | 1394 | 1321 |
Writing & Preference Gemini 3.1 Flash Lite leads
Gemini 3.1 Flash Lite: 61.0 (#90), o1-mini: 48.6 (#196)
| Benchmark | Gemini 3.1 Flash Lite | o1-mini |
|---|---|---|
| LMArena Text | 1416 | 1317 |
| LMArena Creative Writing | 1401 | 1244 |
| LMArena Multi-Turn | 1417 | 1314 |
| Short-Story Creative Writing | — | 64.9% |
| LiveBench Language | — | 40.9% |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than o1-mini?
Gemini 3.1 Flash Lite is the stronger model overall, scoring 40.4 to 33.7 on the Noometry Index.
Is Gemini 3.1 Flash Lite or o1-mini better for coding?
Gemini 3.1 Flash Lite scores higher on coding benchmarks: 37.5 versus 35.1 in the Noometry coding category.
How many benchmarks do Gemini 3.1 Flash Lite and o1-mini share?
21 benchmarks have published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and o1-mini has 39.