Model comparison

DeepSeek V4.1 Flash vs Phi 3 Small 8k Instruct

DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 29.3 on the Noometry Index.

Last verified . 17 shared benchmarks.

DeepSeek V4.1 Flash DeepSeek

52.8

Rank #38 Confirmed

Phi 3 Small 8k Instruct Microsoft

29.3

Rank #314 Confirmed

Summary

  • They share 17 benchmarks with published results for both. DeepSeek V4.1 Flash 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 math, where DeepSeek V4.1 Flash leads 66.7 to 27.6.

Side by side

DeepSeek V4.1 Flash and Phi 3 Small 8k Instruct specifications
DeepSeek V4.1 FlashPhi 3 Small 8k Instruct
ProviderDeepSeekMicrosoft
Noometry Index52.829.3
Released2026-09-092024-04-23
WeightsOpenOpen
Context window1M—
Max output393K—
Input $ / M tokens$0.15—
Output $ / M tokens$0.60—
Results tracked3732

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Category by category

Coding DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 52.9 (#32), Phi 3 Small 8k Instruct: 27.9 (#318)

Coding benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Coding15061101
LMArena WebDev1619—
SciCode51.9%—
LiveBench Coding—20.3%
ALE-Bench1,092—

Agentic & Tool Use Not comparable

DeepSeek V4.1 Flash: 31.2 (#69), Phi 3 Small 8k Instruct: —

Agentic & Tool Use benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
APEX-Agents39.5%—
GDP.pdf19.8%—

Reasoning DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 50.2 (#36), Phi 3 Small 8k Instruct: 14.8 (#323)

Reasoning benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Hard Prompts14831100
NYT Connections (extended)89.6%—
CritPt14.3%—
LiveBench Reasoning—15.9%
Mystery Game Puzzles43%—
DTBench89.9%—
LiveBench Data Analysis—30.3%
LMCA47%—
Surface Evolver Bench46.3%—
Adversarial NLI—58.1%
BIG-Bench Hard—79.1%
Epoch Capabilities Index154.9—
HellaSwag—77%
LiveBench—24%
WinoGrande—81.5%

Math DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 66.7 (#25), Phi 3 Small 8k Instruct: 27.6 (#248)

Math benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Math14771151
FrontierMath (Tiers 1-3)67.4%—
FrontierMath Tier 426.8%—
OTIS Mock AIME 2024-202598.3%—
ProofBench54%—
LiveBench Math—17.6%

Knowledge DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 57.9 (#38), Phi 3 Small 8k Instruct: 29.1 (#240)

Knowledge benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Expert15061067
GPQA Diamond89.8%—
ARC (AI2) Challenge—90.7%
MMLU—75.7%
OpenBookQA—88%
TriviaQA—58.1%

Multimodal Not comparable

DeepSeek V4.1 Flash: 39.1 (#61), Phi 3 Small 8k Instruct: —

Multimodal benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Vision1277—
Furniture Assembly34.2%—

Multilingual DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 55.0 (#35), Phi 3 Small 8k Instruct: 28.5 (#272)

Multilingual benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Non-English14481058
LMArena Chinese14971061
LMArena French14521135
LMArena German14841080
LMArena Japanese1412966
LMArena Korean1452894
LMArena Russian14711111
LMArena Spanish14591111

Instruction Following DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 77.3 (#26), Phi 3 Small 8k Instruct: 51.9 (#292)

Instruction Following benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Instruction Following14741087
LiveBench Instruction Following—47.2%

Long Context DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 45.2 (#47), Phi 3 Small 8k Instruct: 33.0 (#267)

Long Context benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Longer Query14751088

Writing & Preference DeepSeek V4.1 Flash leads

DeepSeek V4.1 Flash: 65.4 (#48), Phi 3 Small 8k Instruct: 31.1 (#284)

Writing & Preference benchmarks
BenchmarkDeepSeek V4.1 FlashPhi 3 Small 8k Instruct
LMArena Text14621110
LMArena Creative Writing14351083
LMArena Multi-Turn14571068
EQ-Bench Creative Writing1540—
LiveBench Language—12.9%

Frequently asked questions

Is DeepSeek V4.1 Flash better than Phi 3 Small 8k Instruct?

DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 29.3 on the Noometry Index.

Is DeepSeek V4.1 Flash or Phi 3 Small 8k Instruct better for coding?

DeepSeek V4.1 Flash scores higher on coding benchmarks: 52.9 versus 27.9 in the Noometry coding category.

How many benchmarks do DeepSeek V4.1 Flash and Phi 3 Small 8k Instruct share?

17 benchmarks have published results for both models. DeepSeek V4.1 Flash has 37 scored results on Noometry and Phi 3 Small 8k Instruct has 32.

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