Model comparison

DeepSeek-V3.1 vs Phi 3 Small 8k Instruct

DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 29.3 on the Noometry Index.

Last verified . 17 shared benchmarks.

DeepSeek-V3.1 DeepSeek

42.8

Rank #108 Confirmed

Phi 3 Small 8k Instruct Microsoft

29.3

Rank #314 Confirmed

Summary

  • They share 17 benchmarks with published results for both. DeepSeek-V3.1 scores higher in 8 categories and Phi 3 Small 8k 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 31.1.

Side by side

DeepSeek-V3.1 and Phi 3 Small 8k Instruct specifications
DeepSeek-V3.1Phi 3 Small 8k Instruct
ProviderDeepSeekMicrosoft
Noometry Index42.829.3
Released2025-08-212024-04-23
WeightsOpenOpen
Context window164K—
Max output8K—
Input $ / M tokens$0.25—
Output $ / M tokens$0.95—
Results tracked2732

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Category by category

Coding DeepSeek-V3.1 leads

DeepSeek-V3.1: 40.3 (#144), Phi 3 Small 8k Instruct: 27.9 (#318)

Coding benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Coding14171101
WeirdML38.4%—
LiveBench Coding—20.3%

Reasoning DeepSeek-V3.1 leads

DeepSeek-V3.1: 27.9 (#110), Phi 3 Small 8k Instruct: 14.8 (#323)

Reasoning benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Hard Prompts14171100
SimpleBench40%—
Kagi LLM Benchmark53.2%—
LiveBench Reasoning—15.9%
DTBench82.7%—
LiveBench Data Analysis—30.3%
LMCA24.3%—
Adversarial NLI—58.1%
BIG-Bench Hard—79.1%
Epoch Capabilities Index139.92—
ForecastBench58—
HellaSwag—77%
LiveBench—24%
WinoGrande—81.5%

Math DeepSeek-V3.1 leads

DeepSeek-V3.1: 38.9 (#122), Phi 3 Small 8k Instruct: 27.6 (#248)

Math benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Math14201151
LiveBench Math—17.6%

Knowledge DeepSeek-V3.1 leads

DeepSeek-V3.1: 43.7 (#90), Phi 3 Small 8k Instruct: 29.1 (#240)

Knowledge benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Expert14051067
Vectara Hallucination Rate5.5%—
ARC (AI2) Challenge—90.7%
MMLU—75.7%
OpenBookQA—88%
TriviaQA—58.1%

Multilingual DeepSeek-V3.1 leads

DeepSeek-V3.1: 51.6 (#106), Phi 3 Small 8k Instruct: 28.5 (#272)

Multilingual benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Non-English14001058
LMArena Chinese14691061
LMArena French14471135
LMArena German14111080
LMArena Japanese1378966
LMArena Korean1337894
LMArena Russian14051111
LMArena Spanish14311111

Instruction Following DeepSeek-V3.1 leads

DeepSeek-V3.1: 73.9 (#110), Phi 3 Small 8k Instruct: 51.9 (#292)

Instruction Following benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Instruction Following14001087
LiveBench Instruction Following—47.2%

Long Context DeepSeek-V3.1 leads

DeepSeek-V3.1: 36.3 (#232), Phi 3 Small 8k Instruct: 33.0 (#267)

Long Context benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Longer Query14221088
Fiction.LiveBench52.8%—

Writing & Preference DeepSeek-V3.1 leads

DeepSeek-V3.1: 60.3 (#98), Phi 3 Small 8k Instruct: 31.1 (#284)

Writing & Preference benchmarks
BenchmarkDeepSeek-V3.1Phi 3 Small 8k Instruct
LMArena Text14201110
LMArena Creative Writing14011083
LMArena Multi-Turn14081068
EQ-Bench Creative Writing1436—
LiveBench Language—12.9%

Frequently asked questions

Is DeepSeek-V3.1 better than Phi 3 Small 8k Instruct?

DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 29.3 on the Noometry Index.

Is DeepSeek-V3.1 or Phi 3 Small 8k Instruct better for coding?

DeepSeek-V3.1 scores higher on coding benchmarks: 40.3 versus 27.9 in the Noometry coding category.

How many benchmarks do DeepSeek-V3.1 and Phi 3 Small 8k Instruct share?

17 benchmarks have published results for both models. DeepSeek-V3.1 has 27 scored results on Noometry and Phi 3 Small 8k Instruct has 32.

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