Model comparison
Gemini 3 Pro vs GPT-4o mini
Gemini 3 Pro is the stronger model overall, scoring 54.8 to 25.5 on the Noometry Index.
Last verified . 35 shared benchmarks.
GoogleSummary
- They share 35 benchmarks with published results for both. Gemini 3 Pro scores higher in 10 categories and GPT-4o mini in 0 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3 Pro leads 64.4 to 17.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 91.4% for Gemini 3 Pro and 6.9% for GPT-4o mini.
Side by side
| Gemini 3 Pro | GPT-4o mini | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 54.8 | 25.5 |
| Released | 2025-11-18 | 2024-07-18 |
| Weights | Proprietary | Proprietary |
| Context window | — | 128K |
| Max output | — | 16K |
| Input $ / M tokens | — | $0.15 |
| Output $ / M tokens | — | $0.60 |
| Results tracked | 67 | 60 |
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Category by category
Coding Gemini 3 Pro leads
Gemini 3 Pro: 51.6 (#39), GPT-4o mini: 22.0 (#335)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| WeirdML | 69.9% | 11.8% |
| LMArena Coding | 1481 | 1290 |
| SWE-bench Verified | 72.9% | — |
| SWE-bench Verified (bash only) | 74.2% | — |
| Aider Polyglot | — | 3.6% |
| LMArena WebDev | 1440 | — |
| SWE-bench Multilingual | 68.7% | — |
| GSO | 18.6% | — |
| BigCodeBench Instruct | — | 46.1% |
| LiveBench Coding | — | 43.1% |
| BigCodeBench Complete | — | 57.4% |
| ALE-Bench | 1,177 | — |
| AlgoTune | 1.83 | — |
| HumanEval+ | — | 83.5% |
| MBPP+ | — | 72.2% |
Agentic & Tool Use Gemini 3 Pro leads
Gemini 3 Pro: 40.6 (#23), GPT-4o mini: 27.5 (#101)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| BALROG | 58.1% | 17.4% |
| Terminal-Bench | 69.4% | — |
| Berkeley Function Calling Leaderboard | 72.5% | — |
| GDPval | 40.3% | — |
| Remote Labor Index | 1.3% | — |
| τ²-bench Airline | 80.5% | — |
| τ²-bench Banking | 18% | — |
| τ²-bench Retail | 75.9% | — |
| τ²-bench Telecom | 91% | — |
| DeepResearch Bench | 46.3% | — |
| LMArena Search | 1207 | — |
| METR Time Horizons | 71% | — |
| Vending-Bench 2 | 5,478 | — |
Reasoning Gemini 3 Pro leads
Gemini 3 Pro: 52.5 (#31), GPT-4o mini: 8.7 (#347)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| ARC-AGI-2 | 31.1% | 0% |
| SimpleBench | 76.4% | 10.7% |
| Kagi LLM Benchmark | 80.1% | 28.8% |
| Chess Puzzles | 31% | 0% |
| LMArena Hard Prompts | 1480 | 1267 |
| Epoch Capabilities Index | 152.92 | 126.56 |
| NYT Connections (extended) | 94.4% | — |
| ARC-AGI-1 | 75% | — |
| CritPt | 6.9% | — |
| EnigmaEval | 18.2% | — |
| LiveBench Reasoning | — | 32.8% |
| Mystery Game Puzzles | — | 12% |
| DTBench | — | 54.4% |
| LiveBench Data Analysis | — | 50% |
| LMCA | — | 10.4% |
| ForecastBench | 61.2 | — |
| LiveBench | — | 41.3% |
| PIQA | — | 88.7% |
Math Gemini 3 Pro leads
Gemini 3 Pro: 49.9 (#59), GPT-4o mini: 10.4 (#314)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 91.4% | 6.9% |
| Omni-MATH | 55.5% | 28% |
| LMArena Math | 1476 | 1267 |
| FrontierMath (Tiers 1-3) | — | 0.7% |
| MathArena Final-Answer Competitions | 67% | — |
| ProofBench | 20% | — |
| LiveBench Math | — | 36.3% |
| MATH Level 5 | — | 52.6% |
| FrontierMath (Feb 2025 set) | 37.6% | — |
| FrontierMath Tier 4 (v1) | 18.8% | — |
| GSM8K | — | 91.3% |
Knowledge Gemini 3 Pro leads
Gemini 3 Pro: 64.4 (#16), GPT-4o mini: 17.7 (#284)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| GPQA Diamond | 92.6% | 37.7% |
| MMLU-Pro | 90.3% | 60.3% |
| GPQA (HELM) | 80.3% | 36.8% |
| LMArena Expert | 1475 | 1235 |
| Humanity's Last Exam | 37.5% | — |
| SimpleQA Verified | — | 8.3% |
| Confabulations | — | 37.2% |
| Vectara Hallucination Rate | 13.6% | — |
| BoolQ | — | 88.7% |
| MMLU | — | 81.8% |
Multimodal Gemini 3 Pro leads
Gemini 3 Pro: 57.6 (#2), GPT-4o mini: 25.9 (#122)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| LMArena Vision | 1305 | 1066 |
| GeoBench | 84% | 64% |
| VPCT | 91% | 34% |
| Video-MME | — | 64.8% |
| LMArena Document | 1434 | — |
Multilingual Gemini 3 Pro leads
Gemini 3 Pro: 56.9 (#16), GPT-4o mini: 42.0 (#199)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| LMArena Non-English | 1474 | 1266 |
| LMArena Chinese | 1523 | 1265 |
| LMArena French | 1492 | 1297 |
| LMArena German | 1515 | 1272 |
| LMArena Japanese | 1510 | 1216 |
| LMArena Korean | 1448 | 1195 |
| LMArena Russian | 1493 | 1275 |
| LMArena Spanish | 1470 | 1276 |
Instruction Following Gemini 3 Pro leads
Gemini 3 Pro: 76.3 (#45), GPT-4o mini: 61.9 (#239)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| IFEval | 87.7% | 78.2% |
| LMArena Instruction Following | 1458 | 1258 |
| LiveBench Instruction Following | — | 56.8% |
Long Context Gemini 3 Pro leads
Gemini 3 Pro: 44.0 (#79), GPT-4o mini: 39.1 (#186)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| LMArena Longer Query | 1471 | 1289 |
| CL-bench | 15.8% | — |
Writing & Preference Gemini 3 Pro leads
Gemini 3 Pro: 66.4 (#35), GPT-4o mini: 39.5 (#248)
| Benchmark | Gemini 3 Pro | GPT-4o mini |
|---|---|---|
| LMArena Text | 1479 | 1286 |
| LMArena Creative Writing | 1482 | 1268 |
| EQ-Bench Creative Writing | 1525 | 873 |
| WildBench | 85.9% | 79.1% |
| LMArena Multi-Turn | 1484 | 1285 |
| Short-Story Creative Writing | — | 67.2% |
| LiveBench Language | — | 28.6% |
Frequently asked questions
Is Gemini 3 Pro better than GPT-4o mini?
Gemini 3 Pro is the stronger model overall, scoring 54.8 to 25.5 on the Noometry Index.
Is Gemini 3 Pro or GPT-4o mini better for coding?
Gemini 3 Pro scores higher on coding benchmarks: 51.6 versus 22.0 in the Noometry coding category.
How many benchmarks do Gemini 3 Pro and GPT-4o mini share?
35 benchmarks have published results for both models. Gemini 3 Pro has 67 scored results on Noometry and GPT-4o mini has 60.