Model comparison
DeepSeek V4.1 Flash vs Phi 3 Medium 4k Instruct
DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 33.0 on the Noometry Index.
Last verified . 17 shared benchmarks.
DeepSeek
MicrosoftSummary
- They share 17 benchmarks with published results for both. DeepSeek V4.1 Flash scores higher in 8 categories and Phi 3 Medium 4k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where DeepSeek V4.1 Flash leads 66.7 to 33.4.
Side by side
| DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct | |
|---|---|---|
| Provider | DeepSeek | Microsoft |
| Noometry Index | 52.8 | 33.0 |
| Released | 2026-09-09 | — |
| Weights | Open | Open |
| Context window | 1M | — |
| Max output | 393K | — |
| Input $ / M tokens | $0.15 | — |
| Output $ / M tokens | $0.60 | — |
| Results tracked | 37 | 17 |
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Category by category
Coding DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 52.9 (#32), Phi 3 Medium 4k Instruct: 32.9 (#268)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1506 | 1130 |
| LMArena WebDev | 1619 | — |
| SciCode | 51.9% | — |
| ALE-Bench | 1,092 | — |
Agentic & Tool Use Not comparable
DeepSeek V4.1 Flash: 31.2 (#69), Phi 3 Medium 4k Instruct: —
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| APEX-Agents | 39.5% | — |
| GDP.pdf | 19.8% | — |
Reasoning DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 50.2 (#36), Phi 3 Medium 4k Instruct: 21.7 (#214)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1483 | 1127 |
| NYT Connections (extended) | 89.6% | — |
| CritPt | 14.3% | — |
| Mystery Game Puzzles | 43% | — |
| DTBench | 89.9% | — |
| LMCA | 47% | — |
| Surface Evolver Bench | 46.3% | — |
| Epoch Capabilities Index | 154.9 | — |
Math DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 66.7 (#25), Phi 3 Medium 4k Instruct: 33.4 (#202)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1477 | 1173 |
| FrontierMath (Tiers 1-3) | 67.4% | — |
| FrontierMath Tier 4 | 26.8% | — |
| OTIS Mock AIME 2024-2025 | 98.3% | — |
| ProofBench | 54% | — |
Knowledge DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 57.9 (#38), Phi 3 Medium 4k Instruct: 30.2 (#229)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1506 | 1108 |
| GPQA Diamond | 89.8% | — |
Multimodal Not comparable
DeepSeek V4.1 Flash: 39.1 (#61), Phi 3 Medium 4k Instruct: —
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Vision | 1277 | — |
| Furniture Assembly | 34.2% | — |
Multilingual DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 55.0 (#35), Phi 3 Medium 4k Instruct: 30.6 (#263)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1448 | 1094 |
| LMArena Chinese | 1497 | 1108 |
| LMArena French | 1452 | 1110 |
| LMArena German | 1484 | 1101 |
| LMArena Japanese | 1412 | 1042 |
| LMArena Korean | 1452 | 954 |
| LMArena Russian | 1471 | 1145 |
| LMArena Spanish | 1459 | 1095 |
Instruction Following DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 77.3 (#26), Phi 3 Medium 4k Instruct: 57.6 (#268)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1474 | 1113 |
Long Context DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 45.2 (#47), Phi 3 Medium 4k Instruct: 34.0 (#255)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1475 | 1120 |
Writing & Preference DeepSeek V4.1 Flash leads
DeepSeek V4.1 Flash: 65.4 (#48), Phi 3 Medium 4k Instruct: 34.1 (#272)
| Benchmark | DeepSeek V4.1 Flash | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1462 | 1138 |
| LMArena Creative Writing | 1435 | 1107 |
| LMArena Multi-Turn | 1457 | 1088 |
| EQ-Bench Creative Writing | 1540 | — |
Frequently asked questions
Is DeepSeek V4.1 Flash better than Phi 3 Medium 4k Instruct?
DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 33.0 on the Noometry Index.
Is DeepSeek V4.1 Flash or Phi 3 Medium 4k Instruct better for coding?
DeepSeek V4.1 Flash scores higher on coding benchmarks: 52.9 versus 32.9 in the Noometry coding category.
How many benchmarks do DeepSeek V4.1 Flash and Phi 3 Medium 4k Instruct share?
17 benchmarks have published results for both models. DeepSeek V4.1 Flash has 37 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.