Model comparison
Claude Sonnet 5.5 vs Gemma 2 2b IT
Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 32.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
GoogleSummary
- The widest gap is in math, where Claude Sonnet 5.5 leads 88.7 to 30.1.
- Gemma 2 2b IT has downloadable open weights; the other is API-only.
Side by side
| Claude Sonnet 5.5 | Gemma 2 2b IT | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 60.5 | 32.5 |
| Released | 2026-09-28 | — |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 16 | 17 |
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Category by category
Coding Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 65.5 (#6), Gemma 2 2b IT: 31.8 (#268)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| FrontierCode | 52.1% | — |
| CursorBench | 55.5% | — |
| LMArena WebDev | 1699 | — |
| FrontierSWE | 61.9% | — |
| SciCode | 61% | — |
| LMArena Coding | — | 1112 |
| ALE-Bench | 1,819 | — |
Agentic & Tool Use Not comparable
Claude Sonnet 5.5: 44.9 (#14), Gemma 2 2b IT: —
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| APEX-Agents | 75.5% | — |
Reasoning Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 52.4 (#29), Gemma 2 2b IT: 20.5 (#219)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| CritPt | 31.4% | — |
| LMArena Hard Prompts | — | 1113 |
| Mystery Game Puzzles | 65% | — |
Math Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 88.7 (#4), Gemma 2 2b IT: 30.1 (#212)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| FrontierMath (Tiers 1-3) | 88.8% | — |
| FrontierMath Tier 4 | 80.5% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| LMArena Math | — | 1135 |
Knowledge Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 66.0 (#11), Gemma 2 2b IT: 29.3 (#229)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| GPQA Diamond | 95.6% | — |
| SimpleQA Verified | 46.5% | — |
| LMArena Expert | — | 1096 |
Multimodal Not comparable
Claude Sonnet 5.5: 53.2 (#5), Gemma 2 2b IT: —
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| Furniture Assembly | 75% | — |
Multilingual Not comparable
Claude Sonnet 5.5: —, Gemma 2 2b IT: 32.5 (#252)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| LMArena Non-English | — | 1121 |
| LMArena Chinese | — | 1132 |
| LMArena French | — | 1156 |
| LMArena German | — | 1114 |
| LMArena Japanese | — | 1083 |
| LMArena Korean | — | 1055 |
| LMArena Russian | — | 1118 |
| LMArena Spanish | — | 1140 |
Instruction Following Not comparable
Claude Sonnet 5.5: —, Gemma 2 2b IT: 58.1 (#258)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| LMArena Instruction Following | — | 1118 |
Long Context Not comparable
Claude Sonnet 5.5: —, Gemma 2 2b IT: 34.2 (#245)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| LMArena Longer Query | — | 1130 |
Writing & Preference Not comparable
Claude Sonnet 5.5: —, Gemma 2 2b IT: 36.6 (#258)
| Benchmark | Claude Sonnet 5.5 | Gemma 2 2b IT |
|---|---|---|
| LMArena Text | — | 1156 |
| LMArena Creative Writing | — | 1147 |
| LMArena Multi-Turn | — | 1118 |
Frequently asked questions
Is Claude Sonnet 5.5 better than Gemma 2 2b IT?
Claude Sonnet 5.5 is the stronger model overall, scoring 60.5 to 32.5 on the Noometry Index.
Is Claude Sonnet 5.5 or Gemma 2 2b IT better for coding?
Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 31.8 in the Noometry coding category.
How many benchmarks do Claude Sonnet 5.5 and Gemma 2 2b IT share?
0 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and Gemma 2 2b IT has 17.