Model comparison
Gemini 2.5 Flash vs Gemma 1.1 2b IT
Gemini 2.5 Flash is the stronger model overall, scoring 39.3 to 29.3 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- They share 14 benchmarks with published results for both. Gemini 2.5 Flash scores higher in 7 categories and Gemma 1.1 2b IT in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 2.5 Flash leads 53.8 to 25.1.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.
Side by side
| Gemini 2.5 Flash | Gemma 1.1 2b IT | |
|---|---|---|
| Provider | ||
| Noometry Index | 39.3 | 29.3 |
| Released | 2025-04-17 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.30 | — |
| Output $ / M tokens | $2.50 | — |
| Results tracked | 54 | 16 |
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Category by category
Coding Gemini 2.5 Flash leads
Gemini 2.5 Flash: 35.8 (#220), Gemma 1.1 2b IT: 30.1 (#299)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Coding | 1424 | 1034 |
| SWE-bench Verified (bash only) | 28.7% | — |
| Aider Polyglot | 55.1% | — |
| WeirdML | 41.9% | — |
| ALE-Bench | 661.88 | — |
| HumanEval+ | — | 17.7% |
| MBPP+ | — | 23.3% |
Agentic & Tool Use Not comparable
Gemini 2.5 Flash: 30.8 (#74), Gemma 1.1 2b IT: —
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| Terminal-Bench | 17.1% | — |
| Berkeley Function Calling Leaderboard | 56.2% | — |
| TheAgentCompany | 41.1% | — |
| BALROG | 33.5% | — |
| Vending-Bench 2 | 548.84 | — |
Reasoning Too close to call
Gemini 2.5 Flash: 18.1 (#286), Gemma 1.1 2b IT: 19.1 (#270)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1005 |
| ARC-AGI-2 | 2.5% | — |
| SimpleBench | 41.2% | — |
| Kagi LLM Benchmark | 56.8% | — |
| ARC-AGI-1 | 33.3% | — |
| CritPt | 1.1% | — |
| EnigmaEval | 2.7% | — |
| DTBench | 76.5% | — |
| LMCA | 27.5% | — |
| Epoch Capabilities Index | 143.03 | — |
| ForecastBench | 60.6 | — |
Math Gemini 2.5 Flash leads
Gemini 2.5 Flash: 39.9 (#98), Gemma 1.1 2b IT: 30.8 (#232)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Math | 1415 | 1047 |
| OTIS Mock AIME 2024-2025 | 73.1% | — |
| Omni-MATH | 38.5% | — |
| FrontierMath (Feb 2025 set) | 4.8% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Gemini 2.5 Flash leads
Gemini 2.5 Flash: 36.4 (#168), Gemma 1.1 2b IT: 26.5 (#258)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Expert | 1426 | 970 |
| Humanity's Last Exam | 12.1% | — |
| MMLU-Pro | 63.9% | — |
| Confabulations | 16.8% | — |
| Vectara Hallucination Rate | 7.8% | — |
| GPQA (HELM) | 39% | — |
Multimodal Not comparable
Gemini 2.5 Flash: 41.8 (#32), Gemma 1.1 2b IT: —
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Vision | 1253 | — |
| GeoBench | 76% | — |
| VPCT | 46.2% | — |
| SpatialViz-Bench | 36.9% | — |
Multilingual Gemini 2.5 Flash leads
Gemini 2.5 Flash: 52.3 (#88), Gemma 1.1 2b IT: 24.6 (#289)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Non-English | 1409 | 988 |
| LMArena Chinese | 1450 | 1012 |
| LMArena German | 1418 | 944 |
| LMArena Korean | 1385 | 899 |
| LMArena Russian | 1415 | 990 |
| LMArena French | 1433 | — |
| LMArena Japanese | 1405 | — |
| LMArena Spanish | 1421 | — |
Instruction Following Gemini 2.5 Flash leads
Gemini 2.5 Flash: 75.7 (#54), Gemma 1.1 2b IT: 49.9 (#299)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Instruction Following | 1405 | 992 |
| IFEval | 89.8% | — |
Long Context Gemini 2.5 Flash leads
Gemini 2.5 Flash: 47.5 (#17), Gemma 1.1 2b IT: 30.6 (#286)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Longer Query | 1419 | 1003 |
| Fiction.LiveBench | 77.8% | — |
Writing & Preference Gemini 2.5 Flash leads
Gemini 2.5 Flash: 53.8 (#157), Gemma 1.1 2b IT: 25.1 (#306)
| Benchmark | Gemini 2.5 Flash | Gemma 1.1 2b IT |
|---|---|---|
| LMArena Text | 1417 | 1022 |
| LMArena Creative Writing | 1400 | 998 |
| LMArena Multi-Turn | 1408 | 959 |
| Short-Story Creative Writing | 76.5% | — |
| EQ-Bench Creative Writing | 1137 | — |
| WildBench | 81.7% | — |
Frequently asked questions
Is Gemini 2.5 Flash better than Gemma 1.1 2b IT?
Gemini 2.5 Flash is the stronger model overall, scoring 39.3 to 29.3 on the Noometry Index.
Is Gemini 2.5 Flash or Gemma 1.1 2b IT better for coding?
Gemini 2.5 Flash scores higher on coding benchmarks: 35.8 versus 30.1 in the Noometry coding category.
How many benchmarks do Gemini 2.5 Flash and Gemma 1.1 2b IT share?
14 benchmarks have published results for both models. Gemini 2.5 Flash has 54 scored results on Noometry and Gemma 1.1 2b IT has 16.