Model comparison
Gemini 3.6 Flash vs Grok 4 Heavy
Gemini 3.6 Flash has enough public results to be ranked (#30); Grok 4 Heavy does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
GoogleSide by side
| Gemini 3.6 Flash | Grok 4 Heavy | |
|---|---|---|
| Provider | xAI | |
| Noometry Index | 54.1 | — |
| Released | 2026-07-21 | 2025-07-10 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.75 | — |
| Output $ / M tokens | $3.75 | — |
| Results tracked | 46 | 1 |
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Category by category
Coding Not comparable
Gemini 3.6 Flash: 49.6 (#45), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| DeepSWE | 46.7% | — |
| FrontierCode | 34.4% | — |
| LMArena WebDev | 1536 | — |
| SciCode | 52.7% | — |
| WeirdML | 56.1% | — |
| LMArena Coding | 1492 | — |
| ALE-Bench | 715.52 | — |
Agentic & Tool Use Not comparable
Gemini 3.6 Flash: 32.4 (#56), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| APEX-Agents | 46.9% | — |
| GDP.pdf | 14% | — |
Reasoning Not comparable
Gemini 3.6 Flash: 58.9 (#20), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| ARC-AGI-2 | 60.4% | — |
| NYT Connections (extended) | 89% | — |
| ARC-AGI-1 | 91.2% | — |
| CritPt | 10.6% | — |
| Chess Puzzles | 43% | — |
| LMArena Hard Prompts | 1486 | — |
| Mystery Game Puzzles | 30% | — |
| DTBench | 95.5% | — |
| LMCA | 44.9% | — |
| Epoch Capabilities Index | 154.36 | — |
Math Not comparable
Gemini 3.6 Flash: 57.0 (#33), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| FrontierMath (Tiers 1-3) | 58.9% | — |
| FrontierMath Tier 4 | 22% | — |
| MathArena Final-Answer Competitions | 70.8% | — |
| OTIS Mock AIME 2024-2025 | 94.2% | — |
| ProofBench | 36% | — |
| LMArena Math | 1504 | — |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge Not comparable
Gemini 3.6 Flash: 67.8 (#7), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| GPQA Diamond | 94.1% | — |
| SimpleQA Verified | 66.2% | — |
| LMArena Expert | 1489 | — |
Multimodal Not comparable
Gemini 3.6 Flash: 38.7 (#55), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| LMArena Vision | 1297 | — |
| Blueprint-Bench 2 | 31.2% | — |
| Furniture Assembly | 23.3% | — |
| LMArena Document | 1456 | — |
Multilingual Not comparable
Gemini 3.6 Flash: 56.8 (#17), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| LMArena Non-English | 1470 | — |
| LMArena Chinese | 1530 | — |
| LMArena French | 1501 | — |
| LMArena German | 1478 | — |
| LMArena Japanese | 1477 | — |
| LMArena Korean | 1435 | — |
| LMArena Russian | 1490 | — |
| LMArena Spanish | 1477 | — |
Instruction Following Not comparable
Gemini 3.6 Flash: 77.2 (#27), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| LMArena Instruction Following | 1467 | — |
Long Context Not comparable
Gemini 3.6 Flash: 45.1 (#47), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| LMArena Longer Query | 1475 | — |
Writing & Preference Not comparable
Gemini 3.6 Flash: 68.3 (#26), Grok 4 Heavy: —
| Benchmark | Gemini 3.6 Flash | Grok 4 Heavy |
|---|---|---|
| LMArena Text | 1478 | — |
| LMArena Creative Writing | 1464 | — |
| EQ-Bench Creative Writing | 1604 | — |
| LMArena Multi-Turn | 1481 | — |
Frequently asked questions
Is Gemini 3.6 Flash better than Grok 4 Heavy?
Gemini 3.6 Flash has enough public results to be ranked (#30); Grok 4 Heavy does not yet, so treat this comparison as directional.
How many benchmarks do Gemini 3.6 Flash and Grok 4 Heavy share?
0 benchmarks have published results for both models. Gemini 3.6 Flash has 46 scored results on Noometry and Grok 4 Heavy has 1.