Model comparison
Gemma 1.1 2b IT vs GPT-5.6 Sol
GPT-5.6 Sol is the stronger model overall, scoring 64.4 to 28.8 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- They share 14 benchmarks with published results for both. Gemma 1.1 2b IT scores higher in 0 categories and GPT-5.6 Sol in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.6 Sol leads 85.5 to 28.3.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 1.1 2b IT | GPT-5.6 Sol | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 28.8 | 64.4 |
| Released | — | 2026-07-09 |
| Weights | Open | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $4 |
| Output $ / M tokens | — | $20 |
| Results tracked | 16 | 64 |
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Category by category
Coding GPT-5.6 Sol leads
Gemma 1.1 2b IT: 29.6 (#294), GPT-5.6 Sol: 61.1 (#7)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Coding | 1034 | 1493 |
| DeepSWE | — | 72.7% |
| FrontierCode | — | 47.5% |
| CursorBench | — | 41.7% |
| LMArena WebDev | — | 1619 |
| FrontierSWE | — | 32.2% |
| SciCode | — | 57.1% |
| WeirdML | — | 89.4% |
| MirrorCode | — | 20% |
| ALE-Bench | — | 2,177 |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Agentic & Tool Use Not comparable
Gemma 1.1 2b IT: —, GPT-5.6 Sol: 50.2 (#7)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| APEX-Agents | — | 51.4% |
| OSWorld 2.0 | — | 27.3% |
| τ²-bench Banking | — | 46.9% |
| PostTrainBench | — | 36.2% |
| BALROG | — | 60% |
| GBAEval | — | 52.6% |
| GDP.pdf | — | 30.7% |
| LMArena Search | — | 1257 |
| Vending-Bench 2 | — | 9,619 |
Reasoning GPT-5.6 Sol leads
Gemma 1.1 2b IT: 18.2 (#268), GPT-5.6 Sol: 74.7 (#6)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1481 |
| ARC-AGI-2 | — | 92.5% |
| SimpleBench | — | 71.7% |
| Kagi LLM Benchmark | — | 67% |
| NYT Connections (extended) | — | 93.8% |
| ARC-AGI-1 | — | 97.5% |
| CritPt | — | 32.3% |
| Chess Puzzles | — | 64% |
| EnigmaEval | — | 37.1% |
| EBR-Bench | — | 44.8% |
| Mystery Game Puzzles | — | 58% |
| DTBench | — | 96% |
| LMCA | — | 59.2% |
| Surface Evolver Bench | — | 93.1% |
| Bench to the Future 3 | — | 0.14 |
| Epoch Capabilities Index | — | 161.99 |
Math GPT-5.6 Sol leads
Gemma 1.1 2b IT: 28.3 (#230), GPT-5.6 Sol: 85.5 (#7)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Math | 1047 | 1472 |
| FrontierMath (Tiers 1-3) | — | 89.1% |
| FrontierMath Tier 4 | — | 82.9% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 83% |
| FrontierMath Erdős | — | 0% |
Knowledge GPT-5.6 Sol leads
Gemma 1.1 2b IT: 26.0 (#255), GPT-5.6 Sol: 64.3 (#16)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Expert | 970 | 1517 |
| GPQA Diamond | — | 93.5% |
| SimpleQA Verified | — | 69.7% |
| Vectara Hallucination Rate | — | 12.4% |
Multimodal Not comparable
Gemma 1.1 2b IT: —, GPT-5.6 Sol: 48.9 (#8)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Vision | — | 1281 |
| Blueprint-Bench 2 | — | 33.6% |
| Furniture Assembly | — | 56.7% |
| LMArena Document | — | 1483 |
Multilingual GPT-5.6 Sol leads
Gemma 1.1 2b IT: 24.7 (#284), GPT-5.6 Sol: 55.4 (#32)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Non-English | 988 | 1450 |
| LMArena Chinese | 1011 | 1523 |
| LMArena German | 944 | 1476 |
| LMArena Korean | 899 | 1434 |
| LMArena Russian | 990 | 1466 |
| LMArena French | — | 1475 |
| LMArena Japanese | — | 1475 |
| LMArena Spanish | — | 1449 |
Instruction Following GPT-5.6 Sol leads
Gemma 1.1 2b IT: 50.1 (#294), GPT-5.6 Sol: 77.8 (#16)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Instruction Following | 992 | 1480 |
Long Context GPT-5.6 Sol leads
Gemma 1.1 2b IT: 30.5 (#281), GPT-5.6 Sol: 45.3 (#42)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Longer Query | 1003 | 1479 |
Writing & Preference GPT-5.6 Sol leads
Gemma 1.1 2b IT: 25.3 (#301), GPT-5.6 Sol: 73.5 (#12)
| Benchmark | Gemma 1.1 2b IT | GPT-5.6 Sol |
|---|---|---|
| LMArena Text | 1022 | 1456 |
| LMArena Creative Writing | 998 | 1450 |
| LMArena Multi-Turn | 958 | 1456 |
| EQ-Bench Creative Writing | — | 1972 |
| EQ-Bench 4 | — | 1250 |
Frequently asked questions
Is Gemma 1.1 2b IT better than GPT-5.6 Sol?
GPT-5.6 Sol is the stronger model overall, scoring 64.4 to 28.8 on the Noometry Index.
Is Gemma 1.1 2b IT or GPT-5.6 Sol better for coding?
GPT-5.6 Sol scores higher on coding benchmarks: 61.1 versus 29.6 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and GPT-5.6 Sol share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and GPT-5.6 Sol has 64.