Model comparison

Gemma 2 9B vs o4-mini

o4-mini is the stronger model overall, scoring 41.6 to 25.9 on the Noometry Index.

Last verified . 21 shared benchmarks.

Gemma 2 9B Google

25.9

Rank #341 Confirmed

o4-mini OpenAI

41.6

Rank #132 Confirmed

Summary

  • They share 21 benchmarks with published results for both. Gemma 2 9B scores higher in 0 categories and o4-mini in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where o4-mini leads 43.6 to 9.7.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 0.6% for Gemma 2 9B and 81.7% for o4-mini.
  • Gemma 2 9B has downloadable open weights; the other is API-only.

Side by side

Gemma 2 9B and o4-mini specifications
Gemma 2 9Bo4-mini
ProviderGoogleOpenAI
Noometry Index25.941.6
Released2024-06-242025-04-16
WeightsOpenProprietary
Context window—200K
Max output—100K
Input $ / M tokens—$1.10
Output $ / M tokens—$4.40
Results tracked3560

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Category by category

Coding o4-mini leads

Gemma 2 9B: 29.4 (#304), o4-mini: 40.9 (#127)

Coding benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Coding11731368
SWE-bench Verified (bash only)—45%
Aider Polyglot—72%
GSO—3.6%
WeirdML—52.6%
BigCodeBench Instruct34.7%—
LiveBench Coding22.5%—
BigCodeBench Complete40.6%—
CadEval—62%
ALE-Bench—826.17
AlgoTune—1.72

Agentic & Tool Use Not comparable

Gemma 2 9B: —, o4-mini: 32.6 (#61)

Agentic & Tool Use benchmarks
BenchmarkGemma 2 9Bo4-mini
Berkeley Function Calling Leaderboard—53.2%
GDPval—25.3%
METR Time Horizons—63.9%

Reasoning o4-mini leads

Gemma 2 9B: 15.9 (#309), o4-mini: 24.6 (#162)

Reasoning benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Hard Prompts11711351
Epoch Capabilities Index119.83145.64
ARC-AGI-2—6.1%
SimpleBench—38.7%
Kagi LLM Benchmark—67.6%
ARC-AGI-1—58.7%
CritPt—0.6%
Chess Puzzles—26%
EnigmaEval—9.2%
LiveBench Reasoning15.2%—
Mystery Game Puzzles—5%
DTBench—77.6%
LiveBench Data Analysis36.4%—
LMCA—26.5%
ForecastBench—61.8
LiveBench28.7%—
PIQA83.7%—

Math o4-mini leads

Gemma 2 9B: 9.9 (#318), o4-mini: 40.8 (#89)

Math benchmarks
BenchmarkGemma 2 9Bo4-mini
OTIS Mock AIME 2024-20250.6%81.7%
LMArena Math11831389
MATH Level 521%97.8%
FrontierMath (Tiers 1-3)—36.1%
FrontierMath Tier 4—4.9%
Omni-MATH—72%
LiveBench Math19.8%—
FrontierMath (Feb 2025 set)—24.8%
FrontierMath Tier 4 (v1)—6.3%
GSM8K84.9%—

Knowledge o4-mini leads

Gemma 2 9B: 9.7 (#305), o4-mini: 43.6 (#91)

Knowledge benchmarks
BenchmarkGemma 2 9Bo4-mini
GPQA Diamond27.5%79.6%
LMArena Expert11471343
Humanity's Last Exam—18.1%
SimpleQA Verified—19.6%
MMLU-Pro—82%
Confabulations—15.8%
Vectara Hallucination Rate—18.6%
GPQA (HELM)—73.5%
BoolQ85.7%—
MMLU72.1%—

Multimodal Not comparable

Gemma 2 9B: —, o4-mini: 40.2 (#49)

Multimodal benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Vision—1194
GeoBench—64%
VPCT—57.5%

Multilingual o4-mini leads

Gemma 2 9B: 36.6 (#238), o4-mini: 47.0 (#154)

Multilingual benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Non-English11881337
LMArena Chinese11851354
LMArena French11901364
LMArena German11861336
LMArena Japanese11441308
LMArena Korean11371312
LMArena Russian12001334
LMArena Spanish12001347

Instruction Following o4-mini leads

Gemma 2 9B: 57.6 (#269), o4-mini: 75.2 (#68)

Instruction Following benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Instruction Following11781321
LiveBench Instruction Following52.6%—
IFEval—92.8%

Long Context o4-mini leads

Gemma 2 9B: 36.3 (#233), o4-mini: 45.5 (#33)

Long Context benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Longer Query11971315
Fiction.LiveBench—77.8%

Writing & Preference o4-mini leads

Gemma 2 9B: 32.1 (#281), o4-mini: 54.0 (#152)

Writing & Preference benchmarks
BenchmarkGemma 2 9Bo4-mini
LMArena Text12071353
LMArena Creative Writing12061294
LMArena Multi-Turn11931350
Short-Story Creative Writing—75%
EQ-Bench Creative Writing841—
WildBench—85.4%
LiveBench Language25.5%—

Frequently asked questions

Is Gemma 2 9B better than o4-mini?

o4-mini is the stronger model overall, scoring 41.6 to 25.9 on the Noometry Index.

Is Gemma 2 9B or o4-mini better for coding?

o4-mini scores higher on coding benchmarks: 40.9 versus 29.4 in the Noometry coding category.

How many benchmarks do Gemma 2 9B and o4-mini share?

21 benchmarks have published results for both models. Gemma 2 9B has 35 scored results on Noometry and o4-mini has 60.

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