Model comparison
GPT-4.1 mini vs Phi 3 Medium 4k Instruct
GPT-4.1 mini is the stronger model overall, scoring 33.5 to 32.4 on the Noometry Index.
Last verified . 17 shared benchmarks.
MicrosoftSummary
- They share 17 benchmarks with published results for both. GPT-4.1 mini scores higher in 4 categories and Phi 3 Medium 4k Instruct in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in instruction following, where GPT-4.1 mini leads 73.9 to 57.8.
- Phi 3 Medium 4k Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-4.1 mini | Phi 3 Medium 4k Instruct | |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 33.5 | 32.4 |
| Released | 2025-04-14 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 33K | — |
| Input $ / M tokens | $0.40 | — |
| Output $ / M tokens | $1.60 | — |
| Results tracked | 47 | 17 |
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Category by category
Coding Phi 3 Medium 4k Instruct leads
GPT-4.1 mini: 30.4 (#286), Phi 3 Medium 4k Instruct: 32.3 (#263)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1367 | 1130 |
| SWE-bench Verified (bash only) | 23.9% | — |
| Aider Polyglot | 32.4% | — |
| SciCode | 40.4% | — |
| WeirdML | 37.6% | — |
| BigCodeBench Instruct | 48.9% | — |
| CadEval | 16% | — |
Agentic & Tool Use Not comparable
GPT-4.1 mini: 33.0 (#52), Phi 3 Medium 4k Instruct: —
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| Berkeley Function Calling Leaderboard | 50.5% | — |
Reasoning Phi 3 Medium 4k Instruct leads
GPT-4.1 mini: 10.9 (#335), Phi 3 Medium 4k Instruct: 20.8 (#214)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1349 | 1127 |
| ARC-AGI-2 | 0% | — |
| Kagi LLM Benchmark | 48.6% | — |
| ARC-AGI-1 | 3.5% | — |
| CritPt | 0% | — |
| Chess Puzzles | 7% | — |
| Mystery Game Puzzles | 7% | — |
| DTBench | 68.8% | — |
| LMCA | 21.1% | — |
| Epoch Capabilities Index | 135.01 | — |
Math Phi 3 Medium 4k Instruct leads
GPT-4.1 mini: 23.1 (#264), Phi 3 Medium 4k Instruct: 30.9 (#202)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1343 | 1173 |
| FrontierMath (Tiers 1-3) | 6.7% | — |
| OTIS Mock AIME 2024-2025 | 44.7% | — |
| Omni-MATH | 49.1% | — |
| MATH Level 5 | 87.3% | — |
| FrontierMath (Feb 2025 set) | 4.5% | — |
Knowledge GPT-4.1 mini leads
GPT-4.1 mini: 34.7 (#183), Phi 3 Medium 4k Instruct: 29.6 (#226)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1338 | 1108 |
| GPQA Diamond | 65.8% | — |
| SimpleQA Verified | 12.7% | — |
| MMLU-Pro | 78.3% | — |
| GPQA (HELM) | 61.4% | — |
Multimodal Not comparable
GPT-4.1 mini: 35.2 (#77), Phi 3 Medium 4k Instruct: —
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Vision | 1181 | — |
Multilingual GPT-4.1 mini leads
GPT-4.1 mini: 45.9 (#161), Phi 3 Medium 4k Instruct: 30.8 (#258)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1318 | 1094 |
| LMArena Chinese | 1329 | 1108 |
| LMArena French | 1357 | 1109 |
| LMArena German | 1349 | 1101 |
| LMArena Japanese | 1291 | 1042 |
| LMArena Korean | 1298 | 954 |
| LMArena Russian | 1324 | 1145 |
| LMArena Spanish | 1319 | 1095 |
Instruction Following GPT-4.1 mini leads
GPT-4.1 mini: 73.9 (#113), Phi 3 Medium 4k Instruct: 57.8 (#263)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1332 | 1114 |
| IFEval | 90.4% | — |
Long Context Phi 3 Medium 4k Instruct leads
GPT-4.1 mini: 31.8 (#270), Phi 3 Medium 4k Instruct: 33.9 (#250)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1344 | 1120 |
| Fiction.LiveBench | 44.4% | — |
Writing & Preference GPT-4.1 mini leads
GPT-4.1 mini: 48.8 (#193), Phi 3 Medium 4k Instruct: 34.3 (#267)
| Benchmark | GPT-4.1 mini | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1341 | 1138 |
| LMArena Creative Writing | 1300 | 1106 |
| LMArena Multi-Turn | 1354 | 1088 |
| EQ-Bench Creative Writing | 1147 | — |
| WildBench | 83.8% | — |
Frequently asked questions
Is GPT-4.1 mini better than Phi 3 Medium 4k Instruct?
GPT-4.1 mini is the stronger model overall, scoring 33.5 to 32.4 on the Noometry Index.
Is GPT-4.1 mini or Phi 3 Medium 4k Instruct better for coding?
Phi 3 Medium 4k Instruct scores higher on coding benchmarks: 32.3 versus 30.4 in the Noometry coding category.
How many benchmarks do GPT-4.1 mini and Phi 3 Medium 4k Instruct share?
17 benchmarks have published results for both models. GPT-4.1 mini has 47 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.