Model comparison
Claude Sonnet 5.5 vs Llama 3.3 Nemotron 49b Super v1
Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 40.1 on the Noometry Index.
Last verified . 10 shared benchmarks.
NVIDIASummary
- They share 10 benchmarks with published results for both. Claude Sonnet 5.5 scores higher in 6 categories and Llama 3.3 Nemotron 49b Super v1 in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in coding, where Claude Sonnet 5.5 leads 67.3 to 37.9.
- Llama 3.3 Nemotron 49b Super v1 has downloadable open weights; the other is API-only.
Side by side
| Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 | |
|---|---|---|
| Provider | Anthropic | NVIDIA |
| Noometry Index | 61.9 | 40.1 |
| Released | 2026-09-28 | — |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 32 | 10 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 67.3 (#6), Llama 3.3 Nemotron 49b Super v1: 37.9 (#186)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Coding | 1513 | 1296 |
| FrontierCode | 52.1% | — |
| CursorBench | 55.5% | — |
| LMArena WebDev | 1774 | — |
| FrontierSWE | 61.9% | — |
| SciCode | 61% | — |
| ALE-Bench | 1,819 | — |
Agentic & Tool Use Not comparable
Claude Sonnet 5.5: 45.0 (#16), Llama 3.3 Nemotron 49b Super v1: —
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| APEX-Agents | 75.5% | — |
Reasoning Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 54.0 (#28), Llama 3.3 Nemotron 49b Super v1: 26.2 (#135)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Hard Prompts | 1495 | 1311 |
| NYT Connections (extended) | 80.5% | — |
| CritPt | 31.4% | — |
| Mystery Game Puzzles | 65% | — |
| Epoch Capabilities Index | 165.03 | — |
Math Not comparable
Claude Sonnet 5.5: 87.9 (#6), Llama 3.3 Nemotron 49b Super v1: —
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 88.8% | — |
| FrontierMath Tier 4 | 80.5% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| LMArena Math | 1510 | — |
| FrontierMath Erdős | 2.9% | — |
Knowledge Not comparable
Claude Sonnet 5.5: 66.0 (#12), Llama 3.3 Nemotron 49b Super v1: —
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| GPQA Diamond | 95.6% | — |
| SimpleQA Verified | 46.5% | — |
| LMArena Expert | 1540 | — |
Multimodal Not comparable
Claude Sonnet 5.5: 51.5 (#6), Llama 3.3 Nemotron 49b Super v1: —
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Vision | 1289 | — |
| Furniture Assembly | 75% | — |
Multilingual Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 55.3 (#30), Llama 3.3 Nemotron 49b Super v1: 41.1 (#211)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Non-English | 1452 | 1253 |
| LMArena Chinese | 1522 | 1277 |
| LMArena Russian | 1451 | 1269 |
Instruction Following Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 78.3 (#11), Llama 3.3 Nemotron 49b Super v1: 68.3 (#189)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Instruction Following | 1495 | 1293 |
Long Context Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 45.9 (#28), Llama 3.3 Nemotron 49b Super v1: 39.5 (#176)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Longer Query | 1498 | 1299 |
Writing & Preference Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 66.0 (#40), Llama 3.3 Nemotron 49b Super v1: 50.8 (#179)
| Benchmark | Claude Sonnet 5.5 | Llama 3.3 Nemotron 49b Super v1 |
|---|---|---|
| LMArena Text | 1471 | 1308 |
| LMArena Creative Writing | 1465 | 1288 |
| LMArena Multi-Turn | 1474 | 1315 |
Frequently asked questions
Is Claude Sonnet 5.5 better than Llama 3.3 Nemotron 49b Super v1?
Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 40.1 on the Noometry Index.
Is Claude Sonnet 5.5 or Llama 3.3 Nemotron 49b Super v1 better for coding?
Claude Sonnet 5.5 scores higher on coding benchmarks: 67.3 versus 37.9 in the Noometry coding category.
How many benchmarks do Claude Sonnet 5.5 and Llama 3.3 Nemotron 49b Super v1 share?
10 benchmarks have published results for both models. Claude Sonnet 5.5 has 32 scored results on Noometry and Llama 3.3 Nemotron 49b Super v1 has 10.