Model comparison
Gemini 3.1 Flash Lite vs Phi-2
Gemini 3.1 Flash Lite has enough public results to be ranked (#141); Phi-2 does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
Google
MicrosoftSummary
- They share 1 benchmark with published results for both.
- Phi-2 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3.1 Flash Lite | Phi-2 | |
|---|---|---|
| Provider | Microsoft | |
| Noometry Index | 40.4 | — |
| Released | 2026-03-03 | 2023-12-12 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.25 | — |
| Output $ / M tokens | $1.50 | — |
| Results tracked | 38 | 11 |
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Category by category
Coding Not comparable
Gemini 3.1 Flash Lite: 37.5 (#179), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena WebDev | 1256 | — |
| SciCode | 41.9% | — |
| WeirdML | 52.2% | — |
| LMArena Coding | 1400 | — |
| ALE-Bench | 797.73 | — |
| HumanEval+ | — | 45.1% |
| MBPP+ | — | 54.2% |
Agentic & Tool Use Not comparable
Gemini 3.1 Flash Lite: 29.9 (#72), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| DeepResearch Bench | 37.3% | — |
Reasoning Not comparable
Gemini 3.1 Flash Lite: 22.3 (#181), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| Epoch Capabilities Index | 144.45 | 107.62 |
| Kagi LLM Benchmark | 67.2% | — |
| NYT Connections (extended) | 8.2% | — |
| CritPt | 1.1% | — |
| Chess Puzzles | 25% | — |
| EnigmaEval | 3% | — |
| Thematic Generalization | 63.3% | — |
| LMArena Hard Prompts | 1407 | — |
| DTBench | 76.8% | — |
| LMCA | 35% | — |
| Adversarial NLI | — | 42.5% |
| BIG-Bench Hard | — | 59.4% |
| ForecastBench | 54.4 | — |
| HellaSwag | — | 53.6% |
| WinoGrande | — | 54.7% |
Math Not comparable
Gemini 3.1 Flash Lite: 39.5 (#82), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 27.7% | — |
| OTIS Mock AIME 2024-2025 | 80% | — |
| LMArena Math | 1427 | — |
Knowledge Not comparable
Gemini 3.1 Flash Lite: 41.7 (#95), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| GPQA Diamond | 81.8% | — |
| Humanity's Last Exam | 8.6% | — |
| Vectara Hallucination Rate | 8.2% | — |
| LMArena Expert | 1397 | — |
| ARC (AI2) Challenge | — | 75.9% |
| MMLU | — | 58.4% |
| OpenBookQA | — | 73.6% |
| TriviaQA | — | 45.2% |
Multimodal Not comparable
Gemini 3.1 Flash Lite: 38.7 (#57), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena Vision | 1240 | — |
Multilingual Not comparable
Gemini 3.1 Flash Lite: 52.5 (#82), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena Non-English | 1410 | — |
| LMArena Chinese | 1461 | — |
| LMArena French | 1423 | — |
| LMArena German | 1429 | — |
| LMArena Japanese | 1411 | — |
| LMArena Korean | 1393 | — |
| LMArena Russian | 1420 | — |
| LMArena Spanish | 1420 | — |
Instruction Following Not comparable
Gemini 3.1 Flash Lite: 72.9 (#126), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena Instruction Following | 1376 | — |
Long Context Not comparable
Gemini 3.1 Flash Lite: 42.5 (#117), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena Longer Query | 1394 | — |
Writing & Preference Not comparable
Gemini 3.1 Flash Lite: 61.0 (#90), Phi-2: —
| Benchmark | Gemini 3.1 Flash Lite | Phi-2 |
|---|---|---|
| LMArena Text | 1416 | — |
| LMArena Creative Writing | 1401 | — |
| LMArena Multi-Turn | 1417 | — |
Frequently asked questions
Is Gemini 3.1 Flash Lite better than Phi-2?
Gemini 3.1 Flash Lite has enough public results to be ranked (#141); Phi-2 does not yet, so treat this comparison as directional.
How many benchmarks do Gemini 3.1 Flash Lite and Phi-2 share?
1 benchmark has published results for both models. Gemini 3.1 Flash Lite has 38 scored results on Noometry and Phi-2 has 11.