Gemini 3 Pro vs Grok 4
Gemini 3 Pro 
Grok 4 Verdict
- Gemini 3 Pro leads on quality: 60.8 vs 59.8.
- Gemini 3 Pro is stronger in agents & tools, human preference, knowledge, multimodal, reasoning.
- Grok 4 is stronger in coding, instruction following, maths, long context.
- Grok 4 is 2.9× cheaper ($1.56 vs $4.50 per 1M blended).
| Metric | Gemini 3 Pro | Grok 4 |
|---|---|---|
| BenchLeader Index | 60.8 | 59.8 |
| Agents & tools score | 61.4 | 53.4 |
| Coding score | 58.8 | 61.2 |
| Human preference score | 68.9 | 59.8 |
| Instruction following score | 61.9 | 67.7 |
| Knowledge score | 56.8 | 56.0 |
| Maths score | 52.1 | 58.0 |
| Multimodal score | 66.2 | 54.5 |
| Reasoning score | 67.1 | 58.3 |
| Long context score | – | 77.7 |
| Blended price $/M | $4.50 | $1.56 |
| Context window | 1.0M | 256k |
| GPQA Diamond | 92.6% | 87.0% |
| OTIS Mock AIME | 91.4% | 84.0% |
| SWE-bench Verified (Epoch) | 72.9% | – |
| Humanity's Last Exam | 37.5% | – |
| Terminal-Bench | 69.4% | 27.2% |
| SimpleBench | 76.4% | 60.5% |
| GDPval | 40.3% | – |
| Fiction.LiveBench 120k | – | 96.9% |
| Cybench | – | 43.0% |
| Remote Labor Index | 1.3% | – |
| WeirdML | 69.9% | 45.7% |
| APEX-Agents | 31.5% | 15.2% |
| ProofBench | 20.0% | – |
| GSO-Bench | 18.6% | – |
| Epoch Capabilities Index | 153.0 | 146.4 |
| LMArena Text | 1486 | 1411 |
| LMArena Hard Prompts | 1504 | 1420 |
| LMArena Coding | 1518 | 1435 |
| LMArena WebDev | 1439 | – |
| LMArena Vision | 1305 | 1210 |
| AIME (Vals) | – | 90.6% |
| LiveCodeBench | 86.4% | 83.3% |
| MMLU-Pro | 90.1% | 85.3% |
| LegalBench | – | 83.2% |
| CorpFin | – | 66.0% |
| TaxEval | – | 65.1% |
| MedQA | – | 92.5% |
| MGSM | – | 90.9% |
| SWE-bench (Vals) | – | 57.8% |
| GPQA Diamond (Vals) | – | 88.1% |
| AIME 2026 | 91.7% | – |
| HMMT February 2026 | 86.4% | – |
| IMO 2025 | – | 21.4% |
| MathArena Apex | 23.4% | 2.1% |
| SWE-Bench Pro | 43.3% | – |
| MCP Atlas | 70.3% | – |
| MultiChallenge | 65.7% | – |
| PRBench Finance | 39.2% | – |
| PRBench Legal | 40.6% | – |
| VISTA | 51.5% | – |
| MultiNRC | 59.0% | – |
| TutorBench | 53.7% | – |
| MMMU-Pro (official) | 81.0% | – |
| Kagi LLM Benchmark | 80.1% | 73.6% |
| IFEval (HELM) | 87.6% | 94.9% |
| Omni-MATH (HELM) | 55.6% | 60.3% |
| WildBench (HELM) | 85.9% | 79.7% |
| MMLU-Pro (HELM) | 90.3% | 85.1% |
| GPQA Diamond (HELM) | 80.3% | 72.6% |
| HELM Capabilities mean | 79.9% | 78.5% |
| Aider Polyglot | – | 79.6% |
| SWE-bench Verified (bash only) | 74.2% | – |
| SWE-bench Verified (any scaffold) | 77.4% | – |
| ARC-AGI-1 | 75.0% | 79.6% |
| ARC-AGI-2 | 54.0% | 29.4% |
| BFCL Overall | 72.5% | 63.0% |
Data as of 2026-09-13. Best configuration of each model; every score links to its source on the model pages.
Gemini 3 Pro vs Grok 4: questions
- Is Gemini 3 Pro better than Grok 4?
- Gemini 3 Pro leads on quality: 60.8 vs 59.8. The BenchLeader Index combines every independent quality benchmark; Gemini 3 Pro is ahead overall as of 2026-09-13, but check the category scores for your use.
- Is Gemini 3 Pro better than Grok 4 for coding?
- Grok 4 scores higher in coding (61 vs 59 on the category index, where 50 is average).
- Is Gemini 3 Pro better than Grok 4 for agentic tasks?
- Gemini 3 Pro scores higher in agentic tasks (61 vs 53 on the category index, where 50 is average).
- Which is cheaper, Gemini 3 Pro or Grok 4?
- Grok 4 is cheaper: $1.56 against $4.50 per million tokens, blended at three input tokens per output token.
- Which has the larger context window?
- Gemini 3 Pro accepts more context: 1.0M against 256k tokens.