Model comparison
Claude Opus 5.5 vs Gemini Advanced 0514
Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 37.7 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- They share 14 benchmarks with published results for both. Claude Opus 5.5 scores higher in 8 categories and Gemini Advanced 0514 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Opus 5.5 leads 91.8 to 35.5.
Side by side
| Claude Opus 5.5 | Gemini Advanced 0514 | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 68.6 | 37.7 |
| Released | 2026-09-22 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $4 | — |
| Output $ / M tokens | $20 | — |
| Results tracked | 44 | 17 |
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Category by category
Coding Claude Opus 5.5 leads
Claude Opus 5.5: 71.9 (#3), Gemini Advanced 0514: 36.6 (#205)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Coding | 1547 | 1255 |
| FrontierCode | 54.6% | — |
| CursorBench | 57.8% | — |
| LMArena WebDev | 1813 | — |
| FrontierSWE | 62.3% | — |
| SciCode | 66.9% | — |
| MirrorCode | 77.4% | — |
| ALE-Bench | 2,147 | — |
Agentic & Tool Use Not comparable
Claude Opus 5.5: 45.3 (#15), Gemini Advanced 0514: —
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| APEX-Agents | 73.5% | — |
| GDP.pdf | 30.6% | — |
| Vending-Bench 2 | 9,235 | — |
Reasoning Claude Opus 5.5 leads
Claude Opus 5.5: 80.2 (#3), Gemini Advanced 0514: 24.6 (#160)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Hard Prompts | 1535 | 1248 |
| ARC-AGI-2 | 93.3% | — |
| NYT Connections (extended) | 88.5% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 31.7% | — |
| EBR-Bench | 71.4% | — |
| Mystery Game Puzzles | 71% | — |
| DTBench | 98.9% | — |
| LMCA | 68.2% | — |
| Epoch Capabilities Index | 167.33 | — |
Math Claude Opus 5.5 leads
Claude Opus 5.5: 91.8 (#3), Gemini Advanced 0514: 35.5 (#181)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Math | 1506 | 1272 |
| FrontierMath (Tiers 1-3) | 91.2% | — |
| FrontierMath Tier 4 | 95% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| FrontierMath Erdős | 2.9% | — |
Knowledge Claude Opus 5.5 leads
Claude Opus 5.5: 66.4 (#10), Gemini Advanced 0514: 33.3 (#205)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Expert | 1547 | 1215 |
| GPQA Diamond | 90.6% | — |
| SimpleQA Verified | 72.2% | — |
Multimodal Not comparable
Claude Opus 5.5: 57.8 (#1), Gemini Advanced 0514: —
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Vision | 1321 | — |
| Blueprint-Bench 2 | 51.2% | — |
| Furniture Assembly | 83.3% | — |
Multilingual Claude Opus 5.5 leads
Claude Opus 5.5: 59.1 (#2), Gemini Advanced 0514: 42.6 (#192)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Non-English | 1507 | 1274 |
| LMArena Chinese | 1588 | 1274 |
| LMArena French | 1514 | 1307 |
| LMArena Russian | 1520 | 1283 |
| LMArena Spanish | 1507 | 1242 |
| LMArena German | — | 1275 |
| LMArena Japanese | — | 1242 |
| LMArena Korean | — | 1232 |
Instruction Following Claude Opus 5.5 leads
Claude Opus 5.5: 80.0 (#3), Gemini Advanced 0514: 66.0 (#212)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Instruction Following | 1537 | 1253 |
Long Context Claude Opus 5.5 leads
Claude Opus 5.5: 47.1 (#19), Gemini Advanced 0514: 38.0 (#207)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Longer Query | 1532 | 1253 |
Writing & Preference Claude Opus 5.5 leads
Claude Opus 5.5: 78.2 (#3), Gemini Advanced 0514: 48.5 (#200)
| Benchmark | Claude Opus 5.5 | Gemini Advanced 0514 |
|---|---|---|
| LMArena Text | 1515 | 1279 |
| LMArena Creative Writing | 1533 | 1284 |
| LMArena Multi-Turn | 1499 | 1269 |
| EQ-Bench Creative Writing | 2050 | — |
Frequently asked questions
Is Claude Opus 5.5 better than Gemini Advanced 0514?
Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 37.7 on the Noometry Index.
Is Claude Opus 5.5 or Gemini Advanced 0514 better for coding?
Claude Opus 5.5 scores higher on coding benchmarks: 71.9 versus 36.6 in the Noometry coding category.
How many benchmarks do Claude Opus 5.5 and Gemini Advanced 0514 share?
14 benchmarks have published results for both models. Claude Opus 5.5 has 44 scored results on Noometry and Gemini Advanced 0514 has 17.