Noometry

Model comparison

Gemini 3 Flash Preview vs Gemma 4 31B IT

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 43.5 on the Noometry Index. Gemma 4 31B IT costs 7.4× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Last verified . 28 shared benchmarks.

Gemini 3 Flash Preview Google

52.3

Rank #40 Confirmed

Gemma 4 31B IT Google

43.5

Rank #90 Confirmed

Summary

  • They share 28 benchmarks with published results for both. Gemini 3 Flash Preview scores higher in 9 categories and Gemma 4 31B IT in 0 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3 Flash Preview leads 49.2 to 27.2.
  • The biggest single-benchmark swing is SimpleQA Verified: 66.8% for Gemini 3 Flash Preview and 10.4% for Gemma 4 31B IT.
  • Gemma 4 31B IT is cheaper at $0.09 / $0.34 per million input/output tokens, against $0.50 / $3 for Gemini 3 Flash Preview.
  • Gemini 3 Flash Preview accepts more context: 1.05M tokens versus 262K.
  • Gemma 4 31B IT has downloadable open weights; the other is API-only.

Side by side

Gemini 3 Flash PreviewGemma 4 31B IT
ProviderGoogleGoogle
Noometry Index52.343.5
Released2025-12-172026-04-02
WeightsProprietaryOpen
Context window1.05M262K
Max output66K33K
Input $ / M tokens$0.50$0.09
Output $ / M tokens$3$0.34
Results tracked5935

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Category by category

Coding Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 50.9 (#42), Gemma 4 31B IT: 42.3 (#108)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena WebDev14391366
WeirdML61.6%52.3%
LMArena Coding14601459
ALE-Bench1,367925.5
SWE-bench Verified75.4%—
SWE-bench Verified (bash only)75.8%—
SWE-bench Multilingual72.7%—
SciCode—43.4%
GSO9.8%—

Agentic & Tool Use Not comparable

Gemini 3 Flash Preview: 38.7 (#29), Gemma 4 31B IT: —

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
Terminal-Bench64.3%—
τ²-bench Airline82.5%—
τ²-bench Banking27.3%—
τ²-bench Retail76.8%—
τ²-bench Telecom91.2%—
DeepResearch Bench49.8%—
BALROG48.1%—
GDP.pdf10%—
LMArena Search1198—
Vending-Bench 23,635—

Reasoning Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 49.2 (#37), Gemma 4 31B IT: 27.2 (#122)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
NYT Connections (extended)83.1%70.6%
Chess Puzzles40%5%
LMArena Hard Prompts14651448
DTBench89.1%82.7%
LMCA43.1%39.3%
Epoch Capabilities Index151.8142.74
ARC-AGI-233.6%—
SimpleBench61.1%—
Kagi LLM Benchmark—63.5%
ARC-AGI-184.7%—
CritPt—1.4%
Thematic Generalization—53%
Mystery Game Puzzles26%—
Surface Evolver Bench—30.6%
ForecastBench58.5—

Math Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 51.7 (#55), Gemma 4 31B IT: 43.2 (#81)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
OTIS Mock AIME 2024-202595.6%73.3%
LMArena Math14731465
FrontierMath (Tiers 1-3)51.2%—
FrontierMath Tier 417.1%—
MathArena Final-Answer Competitions67.6%—
ProofBench15%—
FrontierMath (Feb 2025 set)35.6%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 58.8 (#33), Gemma 4 31B IT: 37.9 (#151)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
GPQA Diamond89.4%75.8%
SimpleQA Verified66.8%10.4%
Vectara Hallucination Rate13.5%7.4%
LMArena Expert14621465

Multimodal Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 45.5 (#16), Gemma 4 31B IT: 41.6 (#34)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena Vision12851277
LMArena Document14131425
GeoBench88%—
VPCT72.6%—
Blueprint-Bench 20%—

Multilingual Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 55.7 (#27), Gemma 4 31B IT: 53.8 (#57)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena Non-English14581431
LMArena Chinese15111476
LMArena French14771435
LMArena Russian14801460
LMArena Spanish14691444
LMArena German1497—
LMArena Japanese1489—
LMArena Korean1443—

Instruction Following Too close to call

Gemini 3 Flash Preview: 75.7 (#56), Gemma 4 31B IT: 75.5 (#61)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena Instruction Following14371433

Long Context Too close to call

Gemini 3 Flash Preview: 44.4 (#67), Gemma 4 31B IT: 44.2 (#71)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena Longer Query14521446

Writing & Preference Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 65.5 (#45), Gemma 4 31B IT: 60.5 (#96)

BenchmarkGemini 3 Flash PreviewGemma 4 31B IT
LMArena Text14661443
LMArena Creative Writing14571415
LMArena Multi-Turn14711452
EQ-Bench Creative Writing—1368
EQ-Bench 4—1120

Frequently asked questions

Is Gemini 3 Flash Preview better than Gemma 4 31B IT?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 43.5 on the Noometry Index. Gemma 4 31B IT costs 7.4× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Which is cheaper, Gemini 3 Flash Preview or Gemma 4 31B IT?

Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Gemini 3 Flash Preview lists at $0.50 and $3.

Is Gemini 3 Flash Preview or Gemma 4 31B IT better for coding?

Gemini 3 Flash Preview scores higher on coding benchmarks: 50.9 versus 42.3 in the Noometry coding category.

Which has the bigger context window?

Gemini 3 Flash Preview does, with 1.05M tokens against 262K.

How many benchmarks do Gemini 3 Flash Preview and Gemma 4 31B IT share?

28 benchmarks have published results for both models. Gemini 3 Flash Preview has 59 scored results on Noometry and Gemma 4 31B IT has 35.

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