Model comparison
Gemma 1.1 2b IT vs GPT-5 Mini
GPT-5 Mini is the stronger model overall, scoring 41.8 to 29.3 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 Mini in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5 Mini leads 55.2 to 25.1.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 1.1 2b IT | GPT-5 Mini | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 29.3 | 41.8 |
| Released | — | 2025-08-07 |
| Weights | Open | Proprietary |
| Context window | — | 400K |
| Max output | — | 128K |
| Input $ / M tokens | — | $0.25 |
| Output $ / M tokens | — | $2 |
| Results tracked | 16 | 60 |
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Category by category
Coding GPT-5 Mini leads
Gemma 1.1 2b IT: 30.1 (#299), GPT-5 Mini: 40.1 (#146)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Coding | 1034 | 1406 |
| SWE-bench Verified | — | 64.7% |
| SWE-bench Verified (bash only) | — | 59.8% |
| SWE-bench Multilingual | — | 39.7% |
| SciCode | — | 39.2% |
| WeirdML | — | 52.7% |
| ALE-Bench | — | 799.77 |
| AlgoTune | — | 1.38 |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Agentic & Tool Use Not comparable
Gemma 1.1 2b IT: —, GPT-5 Mini: 31.1 (#70)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| Terminal-Bench | — | 34.8% |
| Berkeley Function Calling Leaderboard | — | 55.5% |
| Vending-Bench 2 | — | -31.18 |
Reasoning GPT-5 Mini leads
Gemma 1.1 2b IT: 19.1 (#270), GPT-5 Mini: 23.9 (#168)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1380 |
| ARC-AGI-2 | — | 4.4% |
| Kagi LLM Benchmark | — | 70.3% |
| ARC-AGI-1 | — | 54.3% |
| CritPt | — | 0% |
| Chess Puzzles | — | 30% |
| EnigmaEval | — | 8.2% |
| Mystery Game Puzzles | — | 10% |
| DTBench | — | 80.5% |
| LMCA | — | 34.2% |
| Epoch Capabilities Index | — | 145.52 |
| ForecastBench | — | 61 |
Math GPT-5 Mini leads
Gemma 1.1 2b IT: 30.8 (#232), GPT-5 Mini: 46.7 (#69)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Math | 1047 | 1378 |
| FrontierMath (Tiers 1-3) | — | 46.7% |
| FrontierMath Tier 4 | — | 12.2% |
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| ProofBench | — | 9% |
| Omni-MATH | — | 72.2% |
| MATH Level 5 | — | 97.8% |
| FrontierMath (Feb 2025 set) | — | 27.2% |
| FrontierMath Tier 4 (v1) | — | 6.3% |
Knowledge GPT-5 Mini leads
Gemma 1.1 2b IT: 26.5 (#258), GPT-5 Mini: 45.6 (#86)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Expert | 970 | 1379 |
| GPQA Diamond | — | 75% |
| Humanity's Last Exam | — | 19.4% |
| SimpleQA Verified | — | 21.6% |
| MMLU-Pro | — | 83.5% |
| Confabulations | — | 13.3% |
| Vectara Hallucination Rate | — | 12.9% |
| GPQA (HELM) | — | 75.6% |
Multimodal Not comparable
Gemma 1.1 2b IT: —, GPT-5 Mini: 35.6 (#85)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Vision | — | 1202 |
| VPCT | — | 40.2% |
Multilingual GPT-5 Mini leads
Gemma 1.1 2b IT: 24.6 (#289), GPT-5 Mini: 48.9 (#137)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Non-English | 988 | 1363 |
| LMArena Chinese | 1012 | 1385 |
| LMArena German | 944 | 1366 |
| LMArena Korean | 899 | 1308 |
| LMArena Russian | 990 | 1362 |
| LMArena French | — | 1386 |
| LMArena Japanese | — | 1341 |
| LMArena Spanish | — | 1355 |
Instruction Following GPT-5 Mini leads
Gemma 1.1 2b IT: 49.9 (#299), GPT-5 Mini: 76.2 (#46)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Instruction Following | 992 | 1357 |
| IFEval | — | 92.7% |
Long Context GPT-5 Mini leads
Gemma 1.1 2b IT: 30.6 (#286), GPT-5 Mini: 41.9 (#132)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Longer Query | 1003 | 1355 |
| Fiction.LiveBench | — | 69.4% |
Writing & Preference GPT-5 Mini leads
Gemma 1.1 2b IT: 25.1 (#306), GPT-5 Mini: 55.2 (#148)
| Benchmark | Gemma 1.1 2b IT | GPT-5 Mini |
|---|---|---|
| LMArena Text | 1022 | 1373 |
| LMArena Creative Writing | 998 | 1325 |
| LMArena Multi-Turn | 959 | 1363 |
| Short-Story Creative Writing | — | 83.1% |
| EQ-Bench Creative Writing | — | 1313 |
| WildBench | — | 85.5% |
Frequently asked questions
Is Gemma 1.1 2b IT better than GPT-5 Mini?
GPT-5 Mini is the stronger model overall, scoring 41.8 to 29.3 on the Noometry Index.
Is Gemma 1.1 2b IT or GPT-5 Mini better for coding?
GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 30.1 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and GPT-5 Mini share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and GPT-5 Mini has 60.