Model comparison
DeepSeek-V3.1-Terminus vs Phi 3 Mini 128k Instruct
DeepSeek-V3.1-Terminus is the stronger model overall, scoring 42.6 to 29.1 on the Noometry Index.
Last verified . 10 shared benchmarks.
DeepSeek
MicrosoftSummary
- They share 10 benchmarks with published results for both. DeepSeek-V3.1-Terminus scores higher in 7 categories and Phi 3 Mini 128k Instruct in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where DeepSeek-V3.1-Terminus leads 61.3 to 27.3.
Side by side
| DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct | |
|---|---|---|
| Provider | DeepSeek | Microsoft |
| Noometry Index | 42.6 | 29.1 |
| Released | 2025-09-22 | 2024-04-23 |
| Weights | Open | Open |
| Context window | 164K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.30 | — |
| Output $ / M tokens | $1 | — |
| Results tracked | 16 | 19 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 41.5 (#114), Phi 3 Mini 128k Instruct: 28.3 (#307)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Coding | 1426 | 1040 |
| SciCode | 40.6% | — |
| BigCodeBench Instruct | — | 29.6% |
| BigCodeBench Complete | — | 40.6% |
| ALE-Bench | 745.17 | — |
Reasoning DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 25.7 (#126), Phi 3 Mini 128k Instruct: 18.7 (#254)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1028 |
| Kagi LLM Benchmark | 57.4% | — |
| CritPt | 1.7% | — |
| DTBench | 81.3% | — |
| LMCA | 28.6% | — |
Math DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 35.7 (#138), Phi 3 Mini 128k Instruct: 29.2 (#220)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | 1402 | 1089 |
Knowledge Not comparable
DeepSeek-V3.1-Terminus: —, Phi 3 Mini 128k Instruct: 26.3 (#251)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | — | 984 |
Multilingual DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 52.3 (#87), Phi 3 Mini 128k Instruct: 25.4 (#280)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | 1407 | 1000 |
| LMArena Russian | 1434 | 1004 |
| LMArena Chinese | — | 1016 |
| LMArena French | — | 1038 |
| LMArena German | — | 1006 |
| LMArena Japanese | — | 899 |
| LMArena Korean | — | 856 |
| LMArena Spanish | — | 1058 |
Instruction Following DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 74.4 (#96), Phi 3 Mini 128k Instruct: 52.1 (#289)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | 1406 | 1023 |
Long Context DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 43.5 (#88), Phi 3 Mini 128k Instruct: 30.3 (#284)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | 1426 | 996 |
Writing & Preference DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 61.3 (#87), Phi 3 Mini 128k Instruct: 27.3 (#296)
| Benchmark | DeepSeek-V3.1-Terminus | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | 1420 | 1050 |
| LMArena Creative Writing | 1404 | 1024 |
| LMArena Multi-Turn | 1411 | 989 |
Frequently asked questions
Is DeepSeek-V3.1-Terminus better than Phi 3 Mini 128k Instruct?
DeepSeek-V3.1-Terminus is the stronger model overall, scoring 42.6 to 29.1 on the Noometry Index.
Is DeepSeek-V3.1-Terminus or Phi 3 Mini 128k Instruct better for coding?
DeepSeek-V3.1-Terminus scores higher on coding benchmarks: 41.5 versus 28.3 in the Noometry coding category.
How many benchmarks do DeepSeek-V3.1-Terminus and Phi 3 Mini 128k Instruct share?
10 benchmarks have published results for both models. DeepSeek-V3.1-Terminus has 16 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.