Model comparison

Gemma 4 31B IT vs Mixtral 8x7B

Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 27.1 on the Noometry Index.

Last verified . 17 shared benchmarks.

Gemma 4 31B IT Google

43.5

Rank #90 Confirmed

Mixtral 8x7B Mistral AI

27.1

Rank #334 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Gemma 4 31B IT scores higher in 8 categories and Mixtral 8x7B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemma 4 31B IT leads 37.9 to 11.0.
  • The biggest single-benchmark swing is GPQA Diamond: 75.8% for Gemma 4 31B IT and 30.6% for Mixtral 8x7B.
  • Gemma 4 31B IT is cheaper at $0.09 / $0.34 per million input/output tokens, against $0.70 / $0.70 for Mixtral 8x7B.
  • Gemma 4 31B IT accepts more context: 262K tokens versus 32K.

Side by side

Gemma 4 31B IT and Mixtral 8x7B specifications
Gemma 4 31B ITMixtral 8x7B
ProviderGoogleMistral AI
Noometry Index43.527.1
Released2026-04-022023-12-11
WeightsOpenOpen
Context window262K32K
Max output33K32K
Input $ / M tokens$0.09$0.70
Output $ / M tokens$0.34$0.70
Results tracked3538

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Category by category

Coding Gemma 4 31B IT leads

Gemma 4 31B IT: 42.3 (#108), Mixtral 8x7B: 32.8 (#269)

Coding benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Coding14591126
LMArena WebDev1366—
SciCode43.4%—
WeirdML52.3%—
ALE-Bench925.5—
HumanEval+—39.6%
MBPP+—49.7%

Reasoning Gemma 4 31B IT leads

Gemma 4 31B IT: 27.2 (#122), Mixtral 8x7B: 18.2 (#285)

Reasoning benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Hard Prompts14481115
DTBench82.7%49.6%
Epoch Capabilities Index142.74118.47
Kagi LLM Benchmark63.5%—
NYT Connections (extended)70.6%—
CritPt1.4%—
Chess Puzzles5%—
Thematic Generalization53%—
LMCA39.3%—
Surface Evolver Bench30.6%—
Adversarial NLI—55.2%
ForecastBench—56.3
HellaSwag—86.7%
PIQA—83.6%
WinoGrande—77.2%

Math Gemma 4 31B IT leads

Gemma 4 31B IT: 43.2 (#81), Mixtral 8x7B: 18.8 (#289)

Math benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Math14651147
OTIS Mock AIME 2024-202573.3%—
Omni-MATH—10.5%
MATH Level 5—10%
GSM8K—74.4%

Knowledge Gemma 4 31B IT leads

Gemma 4 31B IT: 37.9 (#151), Mixtral 8x7B: 11.0 (#301)

Knowledge benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
GPQA Diamond75.8%30.6%
LMArena Expert14651088
SimpleQA Verified10.4%—
MMLU-Pro—33.5%
Vectara Hallucination Rate7.4%—
GPQA (HELM)—29.6%
ARC (AI2) Challenge—87.3%
MMLU—70.6%
OpenBookQA—85.8%
TriviaQA—82.2%

Multimodal Not comparable

Gemma 4 31B IT: 41.6 (#34), Mixtral 8x7B: —

Multimodal benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Vision1277—
LMArena Document1425—

Multilingual Gemma 4 31B IT leads

Gemma 4 31B IT: 53.8 (#57), Mixtral 8x7B: 29.6 (#266)

Multilingual benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Non-English14311077
LMArena Chinese14761055
LMArena French14351166
LMArena Russian14601090
LMArena Spanish14441111
LMArena German—1114
LMArena Japanese—931
LMArena Korean—968

Instruction Following Gemma 4 31B IT leads

Gemma 4 31B IT: 75.5 (#61), Mixtral 8x7B: 51.0 (#297)

Instruction Following benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Instruction Following14331109
IFEval—57.5%

Long Context Gemma 4 31B IT leads

Gemma 4 31B IT: 44.2 (#71), Mixtral 8x7B: 33.4 (#260)

Long Context benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Longer Query14461103

Writing & Preference Gemma 4 31B IT leads

Gemma 4 31B IT: 60.5 (#96), Mixtral 8x7B: 34.2 (#270)

Writing & Preference benchmarks
BenchmarkGemma 4 31B ITMixtral 8x7B
LMArena Text14431132
LMArena Creative Writing14151109
LMArena Multi-Turn14521115
EQ-Bench Creative Writing1368—
WildBench—67.3%
EQ-Bench 41120—

Frequently asked questions

Is Gemma 4 31B IT better than Mixtral 8x7B?

Gemma 4 31B IT is the stronger model overall, scoring 43.5 to 27.1 on the Noometry Index.

Which is cheaper, Gemma 4 31B IT or Mixtral 8x7B?

Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Mixtral 8x7B lists at $0.70 and $0.70.

Is Gemma 4 31B IT or Mixtral 8x7B better for coding?

Gemma 4 31B IT scores higher on coding benchmarks: 42.3 versus 32.8 in the Noometry coding category.

Which has the bigger context window?

Gemma 4 31B IT does, with 262K tokens against 32K.

How many benchmarks do Gemma 4 31B IT and Mixtral 8x7B share?

17 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Mixtral 8x7B has 38.

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