Model comparison
Gemini 2.5 Flash-Lite vs Gemma 2B
Gemini 2.5 Flash-Lite is the stronger model overall, scoring 37.0 to 29.6 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Gemini 2.5 Flash-Lite scores higher in 7 categories and Gemma 2B in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 2.5 Flash-Lite leads 56.8 to 24.0.
- Gemma 2B has downloadable open weights; the other is API-only.
Side by side
| Gemini 2.5 Flash-Lite | Gemma 2B | |
|---|---|---|
| Provider | ||
| Noometry Index | 37.0 | 29.6 |
| Released | 2025-06-17 | 2024-02-21 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.40 | — |
| Results tracked | 33 | 23 |
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Category by category
Coding Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 38.5 (#173), Gemma 2B: 29.4 (#305)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Coding | 1373 | 1010 |
| WeirdML | 35.2% | — |
| ALE-Bench | 325.9 | — |
| HumanEval+ | — | 20.7% |
| MBPP+ | — | 34.1% |
Agentic & Tool Use Not comparable
Gemini 2.5 Flash-Lite: 28.0 (#96), Gemma 2B: —
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| Berkeley Function Calling Leaderboard | 36.9% | — |
Reasoning Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 22.2 (#205), Gemma 2B: 18.8 (#275)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Hard Prompts | 1377 | 989 |
| Epoch Capabilities Index | 133.94 | 94.2 |
| Kagi LLM Benchmark | 40.5% | — |
| DTBench | 62.8% | — |
| LMCA | 18.1% | — |
| BIG-Bench Hard | — | 35.2% |
| HellaSwag | — | 71.4% |
| PIQA | — | 77.3% |
| WinoGrande | — | 65.4% |
Math Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 38.0 (#144), Gemma 2B: 30.0 (#239)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Math | 1373 | 1009 |
| Omni-MATH | 48% | — |
| GSM8K | — | 17.7% |
Knowledge Not comparable
Gemini 2.5 Flash-Lite: 32.5 (#210), Gemma 2B: —
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| MMLU-Pro | 53.7% | — |
| Vectara Hallucination Rate | 3.3% | — |
| GPQA (HELM) | 30.9% | — |
| LMArena Expert | 1373 | — |
| ARC (AI2) Challenge | — | 42.1% |
| BoolQ | — | 69.4% |
| MMLU | — | 42.3% |
| TriviaQA | — | 53.2% |
Multimodal Not comparable
Gemini 2.5 Flash-Lite: 29.1 (#114), Gemma 2B: —
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Vision | 1198 | — |
| VPCT | 30% | — |
Multilingual Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 49.3 (#134), Gemma 2B: 23.0 (#294)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Non-English | 1369 | 958 |
| LMArena Chinese | 1404 | 986 |
| LMArena Russian | 1373 | 937 |
| LMArena French | 1388 | — |
| LMArena German | 1389 | — |
| LMArena Japanese | 1359 | — |
| LMArena Korean | 1360 | — |
| LMArena Spanish | 1396 | — |
Instruction Following Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 70.0 (#168), Gemma 2B: 48.5 (#302)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Instruction Following | 1367 | 970 |
| IFEval | 81% | — |
Long Context Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 33.3 (#262), Gemma 2B: 29.9 (#291)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Longer Query | 1373 | 981 |
| Fiction.LiveBench | 47.2% | — |
Writing & Preference Gemini 2.5 Flash-Lite leads
Gemini 2.5 Flash-Lite: 56.8 (#135), Gemma 2B: 24.0 (#308)
| Benchmark | Gemini 2.5 Flash-Lite | Gemma 2B |
|---|---|---|
| LMArena Text | 1379 | 1002 |
| LMArena Creative Writing | 1367 | 987 |
| LMArena Multi-Turn | 1366 | 945 |
| WildBench | 81.8% | — |
Frequently asked questions
Is Gemini 2.5 Flash-Lite better than Gemma 2B?
Gemini 2.5 Flash-Lite is the stronger model overall, scoring 37.0 to 29.6 on the Noometry Index.
Is Gemini 2.5 Flash-Lite or Gemma 2B better for coding?
Gemini 2.5 Flash-Lite scores higher on coding benchmarks: 38.5 versus 29.4 in the Noometry coding category.
How many benchmarks do Gemini 2.5 Flash-Lite and Gemma 2B share?
12 benchmarks have published results for both models. Gemini 2.5 Flash-Lite has 33 scored results on Noometry and Gemma 2B has 23.