Model comparison
Claude Sonnet 4.5 vs Gemini Advanced 0514
Claude Sonnet 4.5 is the stronger model overall, scoring 44.0 to 37.1 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Claude Sonnet 4.5 scores higher in 7 categories and Gemini Advanced 0514 in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Claude Sonnet 4.5 leads 66.7 to 48.8.
Side by side
| Claude Sonnet 4.5 | Gemini Advanced 0514 | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 44.0 | 37.1 |
| Released | 2025-09-29 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 64K | — |
| Input $ / M tokens | $3 | — |
| Output $ / M tokens | $15 | — |
| Results tracked | 73 | 17 |
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Category by category
Coding Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 47.8 (#54), Gemini Advanced 0514: 36.0 (#202)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Coding | 1489 | 1255 |
| SWE-bench Verified | 71.3% | — |
| SWE-bench Verified (bash only) | 71.4% | — |
| LMArena WebDev | 1393 | — |
| SWE-bench Multilingual | 67% | — |
| SciCode | 44.7% | — |
| GSO | 14.7% | — |
| WeirdML | 47.7% | — |
| ALE-Bench | 796.15 | — |
| AlgoTune | 1.52 | — |
Agentic & Tool Use Not comparable
Claude Sonnet 4.5: 38.1 (#30), Gemini Advanced 0514: —
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| Terminal-Bench | 46.5% | — |
| Berkeley Function Calling Leaderboard | 73.2% | — |
| GDPval | 42.5% | — |
| Remote Labor Index | 2.1% | — |
| τ²-bench Airline | 72% | — |
| τ²-bench Banking | 25.3% | — |
| τ²-bench Retail | 72.4% | — |
| τ²-bench Telecom | 84.9% | — |
| Cybench | 60% | — |
| DeepResearch Bench | 52.6% | — |
| OSWorld | 62.9% | — |
| LMArena Search | 1159 | — |
| METR Time Horizons | 67.4% | — |
| Vending-Bench 2 | 3,839 | — |
Reasoning Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 26.9 (#113), Gemini Advanced 0514: 23.6 (#163)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Hard Prompts | 1462 | 1248 |
| ARC-AGI-2 | 13.6% | — |
| SimpleBench | 54.3% | — |
| Kagi LLM Benchmark | 57.9% | — |
| NYT Connections (extended) | 37.3% | — |
| ARC-AGI-1 | 63.7% | — |
| CritPt | 1.1% | — |
| Chess Puzzles | 12% | — |
| EnigmaEval | 6% | — |
| EBR-Bench | 2.4% | — |
| Mystery Game Puzzles | 17% | — |
| DTBench | 83.2% | — |
| LMCA | 38.8% | — |
| Epoch Capabilities Index | 146.84 | — |
| ForecastBench | 61.9 | — |
Math Too close to call
Claude Sonnet 4.5: 31.9 (#190), Gemini Advanced 0514: 32.9 (#181)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Math | 1448 | 1272 |
| FrontierMath (Tiers 1-3) | 23.9% | — |
| FrontierMath Tier 4 | 2.4% | — |
| OTIS Mock AIME 2024-2025 | 77.8% | — |
| ProofBench | 19% | — |
| Omni-MATH | 55.3% | — |
| MATH Level 5 | 97.7% | — |
| FrontierMath (Feb 2025 set) | 15.2% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 48.4 (#70), Gemini Advanced 0514: 32.7 (#201)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Expert | 1483 | 1215 |
| GPQA Diamond | 82.3% | — |
| Humanity's Last Exam | 13.7% | — |
| SimpleQA Verified | 30.7% | — |
| MMLU-Pro | 86.9% | — |
| Vectara Hallucination Rate | 12% | — |
| GPQA (HELM) | 68.6% | — |
Multimodal Not comparable
Claude Sonnet 4.5: 34.1 (#84), Gemini Advanced 0514: —
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| VPCT | 39.8% | — |
| LMArena Document | 1450 | — |
Multilingual Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 53.6 (#65), Gemini Advanced 0514: 42.8 (#187)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Non-English | 1425 | 1274 |
| LMArena Chinese | 1459 | 1274 |
| LMArena French | 1459 | 1306 |
| LMArena German | 1427 | 1275 |
| LMArena Japanese | 1390 | 1242 |
| LMArena Korean | 1403 | 1232 |
| LMArena Russian | 1436 | 1283 |
| LMArena Spanish | 1457 | 1242 |
Instruction Following Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 75.2 (#74), Gemini Advanced 0514: 66.2 (#206)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Instruction Following | 1459 | 1254 |
| IFEval | 85% | — |
Long Context Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 45.2 (#45), Gemini Advanced 0514: 38.0 (#202)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Longer Query | 1476 | 1254 |
Writing & Preference Claude Sonnet 4.5 leads
Claude Sonnet 4.5: 66.7 (#33), Gemini Advanced 0514: 48.8 (#195)
| Benchmark | Claude Sonnet 4.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Text | 1439 | 1279 |
| LMArena Creative Writing | 1442 | 1284 |
| LMArena Multi-Turn | 1465 | 1269 |
| EQ-Bench Creative Writing | 1678 | — |
| WildBench | 85.4% | — |
Frequently asked questions
Is Claude Sonnet 4.5 better than Gemini Advanced 0514?
Claude Sonnet 4.5 is the stronger model overall, scoring 44.0 to 37.1 on the Noometry Index.
Is Claude Sonnet 4.5 or Gemini Advanced 0514 better for coding?
Claude Sonnet 4.5 scores higher on coding benchmarks: 47.8 versus 36.0 in the Noometry coding category.
How many benchmarks do Claude Sonnet 4.5 and Gemini Advanced 0514 share?
17 benchmarks have published results for both models. Claude Sonnet 4.5 has 73 scored results on Noometry and Gemini Advanced 0514 has 17.