Model comparison
Gemini 3 Flash Preview vs Phi-4
Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 30.9 on the Noometry Index. Phi-4 costs 13× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.
Last verified . 23 shared benchmarks.
Summary
- They share 23 benchmarks with published results for both. Gemini 3 Flash Preview scores higher in 9 categories and Phi-4 in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3 Flash Preview leads 49.2 to 17.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 95.6% for Gemini 3 Flash Preview and 13.8% for Phi-4.
- Phi-4 is cheaper at $0.07 / $0.14 per million input/output tokens, against $0.50 / $3 for Gemini 3 Flash Preview.
- Gemini 3 Flash Preview accepts more context: 1.05M tokens versus 128K.
- Phi-4 has downloadable open weights; the other is API-only.
Side by side
| Gemini 3 Flash Preview | Phi-4 | |
|---|---|---|
| Provider | Microsoft | |
| Noometry Index | 52.3 | 30.9 |
| Released | 2025-12-17 | 2024-12-11 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 128K |
| Max output | 66K | 4K |
| Input $ / M tokens | $0.50 | $0.07 |
| Output $ / M tokens | $3 | $0.14 |
| Results tracked | 59 | 37 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 51.5 (#35), Phi-4: 33.8 (#237)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Coding | 1460 | 1231 |
| SWE-bench Verified | 75.4% | — |
| SWE-bench Verified (bash only) | 75.8% | — |
| LMArena WebDev | 1439 | — |
| SWE-bench Multilingual | 72.7% | — |
| GSO | 9.8% | — |
| WeirdML | 61.6% | — |
| BigCodeBench Instruct | — | 45.5% |
| LiveBench Coding | — | 30.7% |
| BigCodeBench Complete | — | 55.4% |
| ALE-Bench | 1,367 | — |
Agentic & Tool Use Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 38.6 (#27), Phi-4: 22.6 (#120)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| BALROG | 48.1% | 11.6% |
| Terminal-Bench | 64.3% | — |
| Berkeley Function Calling Leaderboard | — | 28.8% |
| τ²-bench Airline | 82.5% | — |
| τ²-bench Banking | 27.3% | — |
| τ²-bench Retail | 76.8% | — |
| τ²-bench Telecom | 91.2% | — |
| DeepResearch Bench | 49.8% | — |
| GDP.pdf | 10% | — |
| LMArena Search | 1198 | — |
| Vending-Bench 2 | 3,635 | — |
Reasoning Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 49.2 (#35), Phi-4: 17.0 (#287)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| Chess Puzzles | 40% | 1% |
| LMArena Hard Prompts | 1465 | 1220 |
| Epoch Capabilities Index | 151.83 | 130.43 |
| ARC-AGI-2 | 33.6% | — |
| SimpleBench | 61.1% | — |
| NYT Connections (extended) | 83.1% | — |
| ARC-AGI-1 | 84.7% | — |
| LiveBench Reasoning | — | 47.8% |
| Mystery Game Puzzles | 26% | — |
| DTBench | 89.1% | — |
| LiveBench Data Analysis | — | 45.2% |
| LMCA | 43.1% | — |
| ForecastBench | 58.5 | — |
| LiveBench | — | 41.6% |
Math Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 51.4 (#42), Phi-4: 19.6 (#279)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 95.6% | 13.8% |
| LMArena Math | 1472 | 1246 |
| FrontierMath (Tiers 1-3) | 51.2% | — |
| FrontierMath Tier 4 | 17.1% | — |
| MathArena Final-Answer Competitions | 67.6% | — |
| ProofBench | 15% | — |
| LiveBench Math | — | 42% |
| MATH Level 5 | — | 64.9% |
| FrontierMath (Feb 2025 set) | 35.6% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 58.8 (#30), Phi-4: 32.5 (#204)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| GPQA Diamond | 89.4% | 56.1% |
| Vectara Hallucination Rate | 13.5% | 3.7% |
| LMArena Expert | 1461 | 1203 |
| SimpleQA Verified | 66.8% | — |
| Confabulations | — | 29.4% |
| MMLU | — | 84.8% |
Multimodal Not comparable
Gemini 3 Flash Preview: 45.3 (#15), Phi-4: —
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Vision | 1285 | — |
| GeoBench | 88% | — |
| VPCT | 72.6% | — |
| Blueprint-Bench 2 | 0% | — |
| LMArena Document | 1413 | — |
Multilingual Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 55.9 (#26), Phi-4: 37.4 (#232)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Non-English | 1458 | 1197 |
| LMArena Chinese | 1510 | 1211 |
| LMArena French | 1478 | 1223 |
| LMArena German | 1497 | 1222 |
| LMArena Japanese | 1488 | 1158 |
| LMArena Korean | 1443 | 1151 |
| LMArena Russian | 1480 | 1209 |
| LMArena Spanish | 1470 | 1234 |
Instruction Following Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 75.8 (#52), Phi-4: 60.6 (#246)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Instruction Following | 1437 | 1201 |
| LiveBench Instruction Following | — | 58.4% |
Long Context Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 44.4 (#63), Phi-4: 36.9 (#221)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Longer Query | 1452 | 1217 |
Writing & Preference Gemini 3 Flash Preview leads
Gemini 3 Flash Preview: 65.6 (#44), Phi-4: 40.7 (#239)
| Benchmark | Gemini 3 Flash Preview | Phi-4 |
|---|---|---|
| LMArena Text | 1466 | 1217 |
| LMArena Creative Writing | 1457 | 1182 |
| LMArena Multi-Turn | 1471 | 1206 |
| Short-Story Creative Writing | — | 62.6% |
| LiveBench Language | — | 25.6% |
Frequently asked questions
Is Gemini 3 Flash Preview better than Phi-4?
Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 30.9 on the Noometry Index. Phi-4 costs 13× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.
Which is cheaper, Gemini 3 Flash Preview or Phi-4?
Phi-4 is cheaper. It lists at $0.07 per million input tokens and $0.14 per million output tokens; Gemini 3 Flash Preview lists at $0.50 and $3.
Is Gemini 3 Flash Preview or Phi-4 better for coding?
Gemini 3 Flash Preview scores higher on coding benchmarks: 51.5 versus 33.8 in the Noometry coding category.
Which has the bigger context window?
Gemini 3 Flash Preview does, with 1.05M tokens against 128K.
How many benchmarks do Gemini 3 Flash Preview and Phi-4 share?
23 benchmarks have published results for both models. Gemini 3 Flash Preview has 59 scored results on Noometry and Phi-4 has 37.