Model comparison
Gemini 1.5 Flash 8B vs Qwen3.5-9B
Qwen3.5-9B is the stronger model overall, scoring 33.8 to 29.9 on the Noometry Index.
Last verified . 3 shared benchmarks.
Google
Alibaba (Qwen)Summary
- They share 3 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 0 categories and Qwen3.5-9B in 4 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.5-9B leads 46.0 to 16.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 4.6% for Gemini 1.5 Flash 8B and 61.7% for Qwen3.5-9B.
- Qwen3.5-9B has downloadable open weights; the other is API-only.
Side by side
| Gemini 1.5 Flash 8B | Qwen3.5-9B | |
|---|---|---|
| Provider | Alibaba (Qwen) | |
| Noometry Index | 29.9 | 33.8 |
| Released | 2024-10-03 | 2026-02-23 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.10 |
| Output $ / M tokens | — | $0.15 |
| Results tracked | 21 | 10 |
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Category by category
Coding Too close to call
Gemini 1.5 Flash 8B: 35.5 (#225), Qwen3.5-9B: 35.9 (#217)
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| SciCode | — | 27.5% |
| LMArena Coding | 1218 | — |
Agentic & Tool Use Not comparable
Gemini 1.5 Flash 8B: —, Qwen3.5-9B: 14.5 (#151)
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| Terminal-Bench | — | 9.2% |
Reasoning Qwen3.5-9B leads
Gemini 1.5 Flash 8B: 20.0 (#244), Qwen3.5-9B: 23.1 (#182)
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| DTBench | 50% | 71.2% |
| CritPt | — | 0.3% |
| Chess Puzzles | — | 12% |
| LMArena Hard Prompts | 1209 | — |
| LMCA | — | 24.5% |
| Epoch Capabilities Index | — | 139.46 |
Math Qwen3.5-9B leads
Gemini 1.5 Flash 8B: 14.2 (#302), Qwen3.5-9B: 34.8 (#192)
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.6% | 61.7% |
| MathArena Final-Answer Competitions | — | 48.5% |
| LMArena Math | 1207 | — |
Knowledge Qwen3.5-9B leads
Gemini 1.5 Flash 8B: 16.0 (#289), Qwen3.5-9B: 46.0 (#84)
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| GPQA Diamond | 33% | 79% |
| LMArena Expert | 1185 | — |
Multimodal Not comparable
Gemini 1.5 Flash 8B: 28.2 (#115), Qwen3.5-9B: —
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| LMArena Vision | 1044 | — |
Multilingual Not comparable
Gemini 1.5 Flash 8B: 38.5 (#229), Qwen3.5-9B: —
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| LMArena Non-English | 1215 | — |
| LMArena Chinese | 1231 | — |
| LMArena French | 1234 | — |
| LMArena German | 1206 | — |
| LMArena Japanese | 1150 | — |
| LMArena Korean | 1140 | — |
| LMArena Russian | 1236 | — |
| LMArena Spanish | 1212 | — |
Instruction Following Not comparable
Gemini 1.5 Flash 8B: 62.8 (#236), Qwen3.5-9B: —
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| LMArena Instruction Following | 1199 | — |
Long Context Not comparable
Gemini 1.5 Flash 8B: 37.0 (#225), Qwen3.5-9B: —
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| LMArena Longer Query | 1219 | — |
Writing & Preference Not comparable
Gemini 1.5 Flash 8B: 42.8 (#232), Qwen3.5-9B: —
| Benchmark | Gemini 1.5 Flash 8B | Qwen3.5-9B |
|---|---|---|
| LMArena Text | 1226 | — |
| LMArena Creative Writing | 1218 | — |
| LMArena Multi-Turn | 1185 | — |
Frequently asked questions
Is Gemini 1.5 Flash 8B better than Qwen3.5-9B?
Qwen3.5-9B is the stronger model overall, scoring 33.8 to 29.9 on the Noometry Index.
Is Gemini 1.5 Flash 8B or Qwen3.5-9B better for coding?
They score almost the same on coding (35.5 vs 35.9); test both on your own repository before choosing.
How many benchmarks do Gemini 1.5 Flash 8B and Qwen3.5-9B share?
3 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and Qwen3.5-9B has 10.