Model comparison
Gemini 2.0 Flash (Feb 2025) vs Grok 4.5
Grok 4.5 is the stronger model overall, scoring 55.0 to 34.8 on the Noometry Index.
Last verified . 27 shared benchmarks.
GoogleSummary
- They share 27 benchmarks with published results for both. Gemini 2.0 Flash (Feb 2025) scores higher in 0 categories and Grok 4.5 in 10 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.5 leads 56.0 to 15.2.
- The biggest single-benchmark swing is ARC-AGI-2: 1.3% for Gemini 2.0 Flash (Feb 2025) and 52.6% for Grok 4.5.
Side by side
| Gemini 2.0 Flash (Feb 2025) | Grok 4.5 | |
|---|---|---|
| Provider | xAI | |
| Noometry Index | 34.8 | 55.0 |
| Released | 2024-12-06 | 2026-07-08 |
| Weights | Proprietary | Proprietary |
| Context window | — | 500K |
| Max output | — | 500K |
| Input $ / M tokens | — | $2 |
| Output $ / M tokens | — | $6 |
| Results tracked | 54 | 52 |
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Category by category
Coding Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 28.2 (#308), Grok 4.5: 51.7 (#34)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| WeirdML | 25.8% | 46.4% |
| LMArena Coding | 1351 | 1473 |
| DeepSWE | — | 53.8% |
| FrontierCode | — | 42.4% |
| SWE-bench Verified (bash only) | 13.5% | — |
| Aider Polyglot | 38.2% | — |
| LMArena WebDev | — | 1552 |
| SciCode | — | 54.1% |
| BigCodeBench Instruct | 45.9% | — |
| LiveBench Coding | 63.4% | — |
| BigCodeBench Complete | 59.9% | — |
| CadEval | 30% | — |
| ALE-Bench | — | 1,309 |
Agentic & Tool Use Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 28.0 (#85), Grok 4.5: 44.4 (#15)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| APEX-Agents | — | 56.2% |
| TheAgentCompany | 11.4% | — |
| τ²-bench Banking | — | 47.9% |
| PostTrainBench | — | 23.4% |
| GBAEval | — | 65.4% |
| GDP.pdf | — | 14% |
| LMArena Search | — | 1213 |
| Vending-Bench 2 | — | 3,887 |
Reasoning Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 15.2 (#308), Grok 4.5: 56.0 (#23)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| ARC-AGI-2 | 1.3% | 52.6% |
| SimpleBench | 31.1% | 70% |
| Kagi LLM Benchmark | 37.8% | 83.5% |
| LMArena Hard Prompts | 1346 | 1462 |
| DTBench | 63.2% | 96.5% |
| Epoch Capabilities Index | 135.36 | 154.02 |
| NYT Connections (extended) | — | 79.9% |
| ARC-AGI-1 | — | 87.2% |
| CritPt | — | 15.4% |
| Chess Puzzles | — | 36% |
| EnigmaEval | 1.1% | — |
| LiveBench Reasoning | 78.2% | — |
| LiveBench Data Analysis | 69.4% | — |
| LMCA | — | 45.2% |
| Surface Evolver Bench | — | 74.4% |
| LiveBench | 66.9% | — |
Math Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 36.1 (#127), Grok 4.5: 60.7 (#29)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 57.8% | 97.8% |
| LMArena Math | 1351 | 1457 |
| FrontierMath (Tiers 1-3) | — | 57.2% |
| FrontierMath Tier 4 | — | 24.4% |
| ProofBench | — | 31% |
| Omni-MATH | 45.9% | — |
| LiveBench Math | 75.8% | — |
| MATH Level 5 | 82.2% | — |
| FrontierMath (Feb 2025 set) | 1.7% | — |
Knowledge Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 32.0 (#207), Grok 4.5: 62.3 (#21)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| GPQA Diamond | 64.1% | 93.4% |
| LMArena Expert | 1340 | 1466 |
| Humanity's Last Exam | 6.6% | — |
| SimpleQA Verified | — | 48.3% |
| MMLU-Pro | 73.7% | — |
| Confabulations | 12.4% | — |
| GPQA (HELM) | 55.6% | — |
| MMLU | 79.7% | — |
Multimodal Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 35.9 (#74), Grok 4.5: 37.8 (#63)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| LMArena Vision | 1158 | 1287 |
| GeoBench | 77% | — |
| Blueprint-Bench 2 | — | 27.3% |
| Furniture Assembly | — | 22.5% |
| LMArena Document | — | 1452 |
Multilingual Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 47.6 (#144), Grok 4.5: 54.5 (#43)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| LMArena Non-English | 1342 | 1439 |
| LMArena Chinese | 1373 | 1497 |
| LMArena French | 1390 | 1458 |
| LMArena German | 1354 | 1448 |
| LMArena Japanese | 1293 | 1425 |
| LMArena Korean | 1314 | 1402 |
| LMArena Russian | 1351 | 1447 |
| LMArena Spanish | 1363 | 1452 |
Instruction Following Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 74.6 (#91), Grok 4.5: 76.3 (#45)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| LMArena Instruction Following | 1336 | 1446 |
| LiveBench Instruction Following | 85.8% | — |
| IFEval | 84.1% | — |
Long Context Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 38.1 (#198), Grok 4.5: 44.8 (#54)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| LMArena Longer Query | 1345 | 1463 |
| Fiction.LiveBench | 61.1% | — |
Writing & Preference Grok 4.5 leads
Gemini 2.0 Flash (Feb 2025): 49.8 (#184), Grok 4.5: 65.9 (#40)
| Benchmark | Gemini 2.0 Flash (Feb 2025) | Grok 4.5 |
|---|---|---|
| LMArena Text | 1354 | 1448 |
| LMArena Creative Writing | 1340 | 1442 |
| EQ-Bench Creative Writing | 1128 | 1579 |
| LMArena Multi-Turn | 1350 | 1457 |
| Short-Story Creative Writing | 73.8% | — |
| WildBench | 80% | — |
| LiveBench Language | 51.3% | — |
Frequently asked questions
Is Gemini 2.0 Flash (Feb 2025) better than Grok 4.5?
Grok 4.5 is the stronger model overall, scoring 55.0 to 34.8 on the Noometry Index.
Is Gemini 2.0 Flash (Feb 2025) or Grok 4.5 better for coding?
Grok 4.5 scores higher on coding benchmarks: 51.7 versus 28.2 in the Noometry coding category.
How many benchmarks do Gemini 2.0 Flash (Feb 2025) and Grok 4.5 share?
27 benchmarks have published results for both models. Gemini 2.0 Flash (Feb 2025) has 54 scored results on Noometry and Grok 4.5 has 52.