Model comparison
Gemini 1.5 Flash 8B vs Gemma 3 4B
Gemini 1.5 Flash 8B is the stronger model overall, scoring 29.7 to 27.9 on the Noometry Index.
Last verified . 15 shared benchmarks.
Summary
- They share 15 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 3 categories and Gemma 3 4B in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 1.5 Flash 8B leads 19.2 to 12.7.
- The biggest single-benchmark swing is GPQA Diamond: 33% for Gemini 1.5 Flash 8B and 23.2% for Gemma 3 4B.
- Gemma 3 4B has downloadable open weights; the other is API-only.
Side by side
| Gemini 1.5 Flash 8B | Gemma 3 4B | |
|---|---|---|
| Provider | ||
| Noometry Index | 29.7 | 27.9 |
| Released | 2024-10-03 | 2025-03-12 |
| Weights | Proprietary | Open |
| Context window | — | 131K |
| Max output | — | 4K |
| Input $ / M tokens | — | $0.04 |
| Output $ / M tokens | — | $0.08 |
| Results tracked | 21 | 22 |
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Category by category
Coding Too close to call
Gemini 1.5 Flash 8B: 34.9 (#221), Gemma 3 4B: 35.3 (#214)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Coding | 1218 | 1230 |
Agentic & Tool Use Not comparable
Gemini 1.5 Flash 8B: —, Gemma 3 4B: 20.7 (#134)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 19.6% |
Reasoning Gemini 1.5 Flash 8B leads
Gemini 1.5 Flash 8B: 19.2 (#242), Gemma 3 4B: 12.7 (#330)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Hard Prompts | 1210 | 1253 |
| DTBench | 50% | 50.9% |
| Kagi LLM Benchmark | — | 25.2% |
| Chess Puzzles | — | 0% |
| LMCA | — | 2.8% |
| Epoch Capabilities Index | — | 116.02 |
Math Gemma 3 4B leads
Gemini 1.5 Flash 8B: 13.3 (#296), Gemma 3 4B: 15.8 (#286)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.6% | 7.5% |
| LMArena Math | 1207 | 1239 |
Knowledge Gemini 1.5 Flash 8B leads
Gemini 1.5 Flash 8B: 16.0 (#285), Gemma 3 4B: 11.8 (#294)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| GPQA Diamond | 33% | 23.2% |
| LMArena Expert | 1185 | 1223 |
| Vectara Hallucination Rate | — | 6.4% |
Multimodal Not comparable
Gemini 1.5 Flash 8B: 27.6 (#110), Gemma 3 4B: —
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Vision | 1044 | — |
Multilingual Gemma 3 4B leads
Gemini 1.5 Flash 8B: 38.6 (#224), Gemma 3 4B: 42.7 (#189)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Non-English | 1215 | 1273 |
| LMArena German | 1206 | 1281 |
| LMArena Russian | 1236 | 1294 |
| LMArena Chinese | 1231 | — |
| LMArena French | 1233 | — |
| LMArena Japanese | 1150 | — |
| LMArena Korean | 1140 | — |
| LMArena Spanish | 1212 | — |
Instruction Following Gemma 3 4B leads
Gemini 1.5 Flash 8B: 63.1 (#231), Gemma 3 4B: 65.4 (#219)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Instruction Following | 1199 | 1239 |
Long Context Gemma 3 4B leads
Gemini 1.5 Flash 8B: 36.9 (#220), Gemma 3 4B: 38.6 (#189)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Longer Query | 1219 | 1274 |
Writing & Preference Too close to call
Gemini 1.5 Flash 8B: 43.0 (#227), Gemma 3 4B: 42.2 (#234)
| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Text | 1226 | 1291 |
| LMArena Creative Writing | 1218 | 1270 |
| LMArena Multi-Turn | 1185 | 1255 |
| EQ-Bench Creative Writing | — | 1068 |
Frequently asked questions
Is Gemini 1.5 Flash 8B better than Gemma 3 4B?
Gemini 1.5 Flash 8B is the stronger model overall, scoring 29.7 to 27.9 on the Noometry Index.
Is Gemini 1.5 Flash 8B or Gemma 3 4B better for coding?
They score almost the same on coding (34.9 vs 35.3); test both on your own repository before choosing.
How many benchmarks do Gemini 1.5 Flash 8B and Gemma 3 4B share?
15 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and Gemma 3 4B has 22.