Model comparison
Gemini 3.8 Flash vs Gemma 2 9B
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 25.9 on the Noometry Index.
Last verified . 21 shared benchmarks.
GoogleSummary
- They share 21 benchmarks with published results for both. Gemini 3.8 Flash scores higher in 8 categories and Gemma 2 9B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.8 Flash leads 74.8 to 9.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 98.9% for Gemini 3.8 Flash and 0.6% for Gemma 2 9B.
- Gemma 2 9B has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.8 Flash | Gemma 2 9B | |
|---|---|---|
| Provider | ||
| Noometry Index | 61.8 | 25.9 |
| Released | 2026-09-02 | 2024-06-24 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.75 | — |
| Output $ / M tokens | $3.75 | — |
| Results tracked | 50 | 35 |
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Category by category
Coding Gemini 3.8 Flash leads
Gemini 3.8 Flash: 59.2 (#15), Gemma 2 9B: 29.4 (#304)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Coding | 1510 | 1173 |
| DeepSWE | 73.8% | — |
| FrontierCode | 41.2% | — |
| CursorBench | 39.6% | — |
| LMArena WebDev | 1584 | — |
| FrontierSWE | 19.6% | — |
| SciCode | 56.6% | — |
| WeirdML | 84.8% | — |
| BigCodeBench Instruct | — | 34.7% |
| LiveBench Coding | — | 22.5% |
| BigCodeBench Complete | — | 40.6% |
| ALE-Bench | 1,270 | — |
Agentic & Tool Use Not comparable
Gemini 3.8 Flash: 41.8 (#21), Gemma 2 9B: —
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| APEX-Agents | 64.3% | — |
| Remote Labor Index | 5.8% | — |
| GDP.pdf | 23.4% | — |
| Vending-Bench 2 | 5,094 | — |
Reasoning Gemini 3.8 Flash leads
Gemini 3.8 Flash: 76.9 (#5), Gemma 2 9B: 15.9 (#309)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Hard Prompts | 1508 | 1171 |
| Epoch Capabilities Index | 156.71 | 119.83 |
| ARC-AGI-2 | 89.2% | — |
| NYT Connections (extended) | 97.4% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 18.3% | — |
| Chess Puzzles | 61% | — |
| LiveBench Reasoning | — | 15.2% |
| Mystery Game Puzzles | 47% | — |
| DTBench | 95.7% | — |
| LiveBench Data Analysis | — | 36.4% |
| LMCA | 52.9% | — |
| Surface Evolver Bench | 76.9% | — |
| LiveBench | — | 28.7% |
| PIQA | — | 83.7% |
Math Gemini 3.8 Flash leads
Gemini 3.8 Flash: 65.3 (#28), Gemma 2 9B: 9.9 (#318)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 98.9% | 0.6% |
| LMArena Math | 1528 | 1183 |
| FrontierMath (Tiers 1-3) | 68.4% | — |
| FrontierMath Tier 4 | 22% | — |
| ProofBench | 48% | — |
| LiveBench Math | — | 19.8% |
| MATH Level 5 | — | 21% |
| GSM8K | — | 84.9% |
Knowledge Gemini 3.8 Flash leads
Gemini 3.8 Flash: 74.8 (#2), Gemma 2 9B: 9.7 (#305)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| GPQA Diamond | 95.4% | 27.5% |
| LMArena Expert | 1524 | 1147 |
| Humanity's Last Exam | 44.5% | — |
| SimpleQA Verified | 69.7% | — |
| BoolQ | — | 85.7% |
| MMLU | — | 72.1% |
Multimodal Not comparable
Gemini 3.8 Flash: 40.7 (#45), Gemma 2 9B: —
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Vision | 1314 | — |
| Blueprint-Bench 2 | 38.6% | — |
| Furniture Assembly | 31.7% | — |
Multilingual Gemini 3.8 Flash leads
Gemini 3.8 Flash: 58.0 (#5), Gemma 2 9B: 36.6 (#238)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Non-English | 1491 | 1188 |
| LMArena Chinese | 1554 | 1185 |
| LMArena French | 1498 | 1190 |
| LMArena German | 1493 | 1186 |
| LMArena Japanese | 1502 | 1144 |
| LMArena Korean | 1459 | 1137 |
| LMArena Russian | 1515 | 1200 |
| LMArena Spanish | 1485 | 1200 |
Instruction Following Gemini 3.8 Flash leads
Gemini 3.8 Flash: 78.0 (#13), Gemma 2 9B: 57.6 (#269)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Instruction Following | 1490 | 1178 |
| LiveBench Instruction Following | — | 52.6% |
Long Context Gemini 3.8 Flash leads
Gemini 3.8 Flash: 46.3 (#24), Gemma 2 9B: 36.3 (#233)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Longer Query | 1508 | 1197 |
Writing & Preference Gemini 3.8 Flash leads
Gemini 3.8 Flash: 72.2 (#15), Gemma 2 9B: 32.1 (#281)
| Benchmark | Gemini 3.8 Flash | Gemma 2 9B |
|---|---|---|
| LMArena Text | 1499 | 1207 |
| LMArena Creative Writing | 1492 | 1206 |
| EQ-Bench Creative Writing | 1748 | 841 |
| LMArena Multi-Turn | 1501 | 1193 |
| LiveBench Language | — | 25.5% |
Frequently asked questions
Is Gemini 3.8 Flash better than Gemma 2 9B?
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 25.9 on the Noometry Index.
Is Gemini 3.8 Flash or Gemma 2 9B better for coding?
Gemini 3.8 Flash scores higher on coding benchmarks: 59.2 versus 29.4 in the Noometry coding category.
How many benchmarks do Gemini 3.8 Flash and Gemma 2 9B share?
21 benchmarks have published results for both models. Gemini 3.8 Flash has 50 scored results on Noometry and Gemma 2 9B has 35.