Model comparison
Gemini 3.5 Flash vs phi-3-medium 14B
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 29.7 on the Noometry Index.
Last verified . 2 shared benchmarks.
Google
MicrosoftSummary
- They share 2 benchmarks with published results for both. Gemini 3.5 Flash scores higher in 3 categories and phi-3-medium 14B in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.5 Flash leads 66.3 to 9.1.
- The biggest single-benchmark swing is GPQA Diamond: 92.8% for Gemini 3.5 Flash and 27.6% for phi-3-medium 14B.
- phi-3-medium 14B has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.5 Flash | phi-3-medium 14B | |
|---|---|---|
| Provider | Microsoft | |
| Noometry Index | 54.2 | 29.7 |
| Released | 2026-05-19 | 2024-04-23 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $1.50 | — |
| Output $ / M tokens | $9 | — |
| Results tracked | 54 | 13 |
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Category by category
Coding Gemini 3.5 Flash leads
Gemini 3.5 Flash: 49.4 (#49), phi-3-medium 14B: 36.8 (#201)
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| SWE-bench Verified | 79.3% | — |
| DeepSWE | 37.4% | — |
| LMArena WebDev | 1499 | — |
| SciCode | 53.1% | — |
| WeirdML | 62.6% | — |
| BigCodeBench Instruct | — | 37.6% |
| LMArena Coding | 1492 | — |
| BigCodeBench Complete | — | 48.7% |
| ALE-Bench | 911.02 | — |
Agentic & Tool Use Not comparable
Gemini 3.5 Flash: 24.7 (#114), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| APEX-Agents | 27.5% | — |
| GBAEval | 6.7% | — |
| GDP.pdf | 14% | — |
| Vending-Bench 2 | 5,396 | — |
Reasoning Not comparable
Gemini 3.5 Flash: 62.8 (#18), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| Epoch Capabilities Index | 154.46 | 121.23 |
| ARC-AGI-2 | 72.1% | — |
| SimpleBench | 76.7% | — |
| NYT Connections (extended) | 92.6% | — |
| ARC-AGI-1 | 92.5% | — |
| CritPt | 13.1% | — |
| Chess Puzzles | 50% | — |
| EnigmaEval | 25.4% | — |
| EBR-Bench | 4.8% | — |
| LMArena Hard Prompts | 1488 | — |
| Mystery Game Puzzles | 32% | — |
| DTBench | 94.7% | — |
| LMCA | 47.1% | — |
| Surface Evolver Bench | 58.1% | — |
| Adversarial NLI | — | 55.8% |
| BIG-Bench Hard | — | 81.4% |
| ForecastBench | 59 | — |
| HellaSwag | — | 82.4% |
| WinoGrande | — | 81.5% |
Math Gemini 3.5 Flash leads
Gemini 3.5 Flash: 60.7 (#36), phi-3-medium 14B: 27.3 (#250)
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 62.8% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 76.3% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
| ProofBench | 31% | — |
| LMArena Math | 1504 | — |
| MATH Level 5 | — | 17.6% |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Gemini 3.5 Flash leads
Gemini 3.5 Flash: 66.3 (#11), phi-3-medium 14B: 9.1 (#306)
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| GPQA Diamond | 92.8% | 27.6% |
| SimpleQA Verified | 66.2% | — |
| LMArena Expert | 1495 | — |
| ARC (AI2) Challenge | — | 91.6% |
| MMLU | — | 78% |
| OpenBookQA | — | 87.4% |
| TriviaQA | — | 73.9% |
Multimodal Not comparable
Gemini 3.5 Flash: 45.7 (#15), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| LMArena Vision | 1310 | — |
| Blueprint-Bench 2 | 33.6% | — |
| LMArena Document | 1463 | — |
Multilingual Not comparable
Gemini 3.5 Flash: 57.0 (#13), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| LMArena Non-English | 1476 | — |
| LMArena Chinese | 1526 | — |
| LMArena French | 1490 | — |
| LMArena German | 1492 | — |
| LMArena Japanese | 1486 | — |
| LMArena Korean | 1451 | — |
| LMArena Russian | 1493 | — |
| LMArena Spanish | 1480 | — |
Instruction Following Not comparable
Gemini 3.5 Flash: 77.0 (#30), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| LMArena Instruction Following | 1467 | — |
Long Context Not comparable
Gemini 3.5 Flash: 45.4 (#38), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| LMArena Longer Query | 1482 | — |
Writing & Preference Not comparable
Gemini 3.5 Flash: 65.5 (#47), phi-3-medium 14B: —
| Benchmark | Gemini 3.5 Flash | phi-3-medium 14B |
|---|---|---|
| LMArena Text | 1482 | — |
| LMArena Creative Writing | 1470 | — |
| EQ-Bench 4 | 1087 | — |
| LMArena Multi-Turn | 1481 | — |
Frequently asked questions
Is Gemini 3.5 Flash better than phi-3-medium 14B?
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 29.7 on the Noometry Index.
Is Gemini 3.5 Flash or phi-3-medium 14B better for coding?
Gemini 3.5 Flash scores higher on coding benchmarks: 49.4 versus 36.8 in the Noometry coding category.
How many benchmarks do Gemini 3.5 Flash and phi-3-medium 14B share?
2 benchmarks have published results for both models. Gemini 3.5 Flash has 54 scored results on Noometry and phi-3-medium 14B has 13.