Model comparison
DeepSeek-V3.1 vs Phi 3 Mini 128k Instruct
DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 29.7 on the Noometry Index.
Last verified . 17 shared benchmarks.
DeepSeek
MicrosoftSummary
- They share 17 benchmarks with published results for both. DeepSeek-V3.1 scores higher in 8 categories and Phi 3 Mini 128k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where DeepSeek-V3.1 leads 60.3 to 27.1.
Side by side
| DeepSeek-V3.1 | Phi 3 Mini 128k Instruct | |
|---|---|---|
| Provider | DeepSeek | Microsoft |
| Noometry Index | 42.8 | 29.7 |
| Released | 2025-08-21 | 2024-04-23 |
| Weights | Open | Open |
| Context window | 164K | — |
| Max output | 8K | — |
| Input $ / M tokens | $0.25 | — |
| Output $ / M tokens | $0.95 | — |
| Results tracked | 27 | 19 |
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Category by category
Coding DeepSeek-V3.1 leads
DeepSeek-V3.1: 40.3 (#144), Phi 3 Mini 128k Instruct: 28.8 (#312)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Coding | 1417 | 1039 |
| WeirdML | 38.4% | — |
| BigCodeBench Instruct | — | 29.6% |
| BigCodeBench Complete | — | 40.6% |
Reasoning DeepSeek-V3.1 leads
DeepSeek-V3.1: 27.9 (#110), Phi 3 Mini 128k Instruct: 19.6 (#256)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1417 | 1028 |
| SimpleBench | 40% | — |
| Kagi LLM Benchmark | 53.2% | — |
| DTBench | 82.7% | — |
| LMCA | 24.3% | — |
| Epoch Capabilities Index | 139.92 | — |
| ForecastBench | 58 | — |
Math DeepSeek-V3.1 leads
DeepSeek-V3.1: 38.9 (#122), Phi 3 Mini 128k Instruct: 31.6 (#222)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | 1420 | 1089 |
Knowledge DeepSeek-V3.1 leads
DeepSeek-V3.1: 43.7 (#90), Phi 3 Mini 128k Instruct: 26.8 (#254)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | 1405 | 984 |
| Vectara Hallucination Rate | 5.5% | — |
Multilingual DeepSeek-V3.1 leads
DeepSeek-V3.1: 51.6 (#106), Phi 3 Mini 128k Instruct: 25.2 (#285)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | 1400 | 1000 |
| LMArena Chinese | 1469 | 1016 |
| LMArena French | 1447 | 1039 |
| LMArena German | 1411 | 1006 |
| LMArena Japanese | 1378 | 899 |
| LMArena Korean | 1337 | 856 |
| LMArena Russian | 1405 | 1004 |
| LMArena Spanish | 1431 | 1059 |
Instruction Following DeepSeek-V3.1 leads
DeepSeek-V3.1: 73.9 (#110), Phi 3 Mini 128k Instruct: 51.8 (#294)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | 1400 | 1023 |
Long Context DeepSeek-V3.1 leads
DeepSeek-V3.1: 36.3 (#232), Phi 3 Mini 128k Instruct: 30.4 (#289)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | 1422 | 996 |
| Fiction.LiveBench | 52.8% | — |
Writing & Preference DeepSeek-V3.1 leads
DeepSeek-V3.1: 60.3 (#98), Phi 3 Mini 128k Instruct: 27.1 (#301)
| Benchmark | DeepSeek-V3.1 | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | 1420 | 1050 |
| LMArena Creative Writing | 1401 | 1024 |
| LMArena Multi-Turn | 1408 | 989 |
| EQ-Bench Creative Writing | 1436 | — |
Frequently asked questions
Is DeepSeek-V3.1 better than Phi 3 Mini 128k Instruct?
DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 29.7 on the Noometry Index.
Is DeepSeek-V3.1 or Phi 3 Mini 128k Instruct better for coding?
DeepSeek-V3.1 scores higher on coding benchmarks: 40.3 versus 28.8 in the Noometry coding category.
How many benchmarks do DeepSeek-V3.1 and Phi 3 Mini 128k Instruct share?
17 benchmarks have published results for both models. DeepSeek-V3.1 has 27 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.