Model comparison

Gemma 4 31B IT vs Phi 3 Mini 4k Instruct

Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 27.9 on the Noometry Index.

Last verified . 15 shared benchmarks.

Gemma 4 31B IT Google

43.5

Rank #90 Confirmed

Phi 3 Mini 4k Instruct Microsoft

27.9

Rank #328 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Gemma 4 31B IT scores higher in 8 categories and Phi 3 Mini 4k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Gemma 4 31B IT leads 60.5 to 27.6.
  • The biggest single-benchmark swing is Chess Puzzles: 5% for Gemma 4 31B IT and 0% for Phi 3 Mini 4k Instruct.

Side by side

Gemma 4 31B IT and Phi 3 Mini 4k Instruct specifications
Gemma 4 31B ITPhi 3 Mini 4k Instruct
ProviderGoogleMicrosoft
Noometry Index43.527.9
Released2026-04-022024-04-23
WeightsOpenOpen
Context window262K—
Max output33K—
Input $ / M tokens$0.09—
Output $ / M tokens$0.34—
Results tracked3535

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Category by category

Coding Gemma 4 31B IT leads

Gemma 4 31B IT: 42.3 (#108), Phi 3 Mini 4k Instruct: 26.6 (#323)

Coding benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Coding14591093
LMArena WebDev1366—
SciCode43.4%—
WeirdML52.3%—
LiveBench Coding—15.5%
ALE-Bench925.5—
HumanEval+—59.1%
MBPP+—54.2%

Reasoning Gemma 4 31B IT leads

Gemma 4 31B IT: 27.2 (#122), Phi 3 Mini 4k Instruct: 14.1 (#328)

Reasoning benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
Chess Puzzles5%0%
LMArena Hard Prompts14481072
Kagi LLM Benchmark63.5%—
NYT Connections (extended)70.6%—
CritPt1.4%—
Thematic Generalization53%—
LiveBench Reasoning—26.8%
DTBench82.7%—
LiveBench Data Analysis—34.7%
LMCA39.3%—
Surface Evolver Bench30.6%—
Adversarial NLI—52.8%
BIG-Bench Hard—71.7%
Epoch Capabilities Index142.74—
HellaSwag—76.7%
LiveBench—22.4%
WinoGrande—70.8%

Math Gemma 4 31B IT leads

Gemma 4 31B IT: 43.2 (#81), Phi 3 Mini 4k Instruct: 26.6 (#257)

Math benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Math14651111
OTIS Mock AIME 2024-202573.3%—
LiveBench Math—15.7%

Knowledge Gemma 4 31B IT leads

Gemma 4 31B IT: 37.9 (#151), Phi 3 Mini 4k Instruct: 28.5 (#246)

Knowledge benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Expert14651045
GPQA Diamond75.8%—
SimpleQA Verified10.4%—
Vectara Hallucination Rate7.4%—
ARC (AI2) Challenge—84.9%
MMLU—68.8%
OpenBookQA—88%
TriviaQA—64%

Multimodal Not comparable

Gemma 4 31B IT: 41.6 (#34), Phi 3 Mini 4k Instruct: —

Multimodal benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Vision1277—
LMArena Document1425—

Multilingual Gemma 4 31B IT leads

Gemma 4 31B IT: 53.8 (#57), Phi 3 Mini 4k Instruct: 26.3 (#280)

Multilingual benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Non-English14311021
LMArena Chinese14761021
LMArena French14351076
LMArena Russian14601022
LMArena Spanish14441085
LMArena German—1044
LMArena Japanese—935
LMArena Korean—905

Instruction Following Gemma 4 31B IT leads

Gemma 4 31B IT: 75.5 (#61), Phi 3 Mini 4k Instruct: 47.7 (#303)

Instruction Following benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Instruction Following14331053
LiveBench Instruction Following—39.1%

Long Context Gemma 4 31B IT leads

Gemma 4 31B IT: 44.2 (#71), Phi 3 Mini 4k Instruct: 31.7 (#276)

Long Context benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Longer Query14461044

Writing & Preference Gemma 4 31B IT leads

Gemma 4 31B IT: 60.5 (#96), Phi 3 Mini 4k Instruct: 27.6 (#300)

Writing & Preference benchmarks
BenchmarkGemma 4 31B ITPhi 3 Mini 4k Instruct
LMArena Text14431073
LMArena Creative Writing14151037
LMArena Multi-Turn14521018
EQ-Bench Creative Writing1368—
EQ-Bench 41120—
LiveBench Language—9.2%

Frequently asked questions

Is Gemma 4 31B IT better than Phi 3 Mini 4k Instruct?

Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 27.9 on the Noometry Index.

Is Gemma 4 31B IT or Phi 3 Mini 4k Instruct better for coding?

Gemma 4 31B IT scores higher on coding benchmarks: 42.3 versus 26.6 in the Noometry coding category.

How many benchmarks do Gemma 4 31B IT and Phi 3 Mini 4k Instruct share?

15 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Phi 3 Mini 4k Instruct has 35.

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