Noometry

Model comparison

Grok-2 (Dec 2024) vs Mistral Small 3.1

Grok-2 (Dec 2024) is the stronger model overall, scoring 33.7 to 31.7 on the Noometry Index.

Last verified . 20 shared benchmarks.

Grok-2 (Dec 2024) xAI

33.7

Rank #239 Confirmed

Mistral Small 3.1 Mistral AI

31.7

Rank #269 Confirmed

Summary

  • They share 20 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 5 categories and Mistral Small 3.1 in 3 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Grok-2 (Dec 2024) leads 48.6 to 37.0.
  • The biggest single-benchmark swing is GPQA Diamond: 53.8% for Grok-2 (Dec 2024) and 41.9% for Mistral Small 3.1.
  • Mistral Small 3.1 has downloadable open weights; the other is API-only.

Side by side

Grok-2 (Dec 2024)Mistral Small 3.1
ProviderxAIMistral AI
Noometry Index33.731.7
Released2024-08-132025-03-17
WeightsProprietaryOpen
Context window—128K
Max output—102K
Input $ / M tokens—$0.35
Output $ / M tokens—$0.56
Results tracked3428

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Category by category

Coding Mistral Small 3.1 leads

Grok-2 (Dec 2024): 33.3 (#258), Mistral Small 3.1: 38.3 (#179)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Coding12871309
WeirdML22.2%—
LiveBench Coding46.4%—

Reasoning Mistral Small 3.1 leads

Grok-2 (Dec 2024): 16.9 (#299), Mistral Small 3.1: 19.7 (#254)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Hard Prompts12721278
Epoch Capabilities Index130.48127.48
SimpleBench22.7%—
Chess Puzzles—1%
LiveBench Reasoning54.8%—
DTBench65.2%—
LiveBench Data Analysis54.5%—
LiveBench54.3%—

Math Grok-2 (Dec 2024) leads

Grok-2 (Dec 2024): 20.8 (#284), Mistral Small 3.1: 14.7 (#301)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
OTIS Mock AIME 2024-202511.5%3.9%
LMArena Math12831262
Omni-MATH—24.8%
LiveBench Math54.9%—
MATH Level 563.5%—
FrontierMath (Feb 2025 set)0.7%—

Knowledge Grok-2 (Dec 2024) leads

Grok-2 (Dec 2024): 29.8 (#233), Mistral Small 3.1: 22.6 (#271)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
GPQA Diamond53.8%41.9%
LMArena Expert12541257
MMLU-Pro—61%
Confabulations20.1%—
GPQA (HELM)—39.2%

Multimodal Not comparable

Grok-2 (Dec 2024): —, Mistral Small 3.1: 33.2 (#99)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Vision—1136

Multilingual Grok-2 (Dec 2024) leads

Grok-2 (Dec 2024): 43.1 (#188), Mistral Small 3.1: 41.2 (#209)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Non-English12821255
LMArena Chinese12891253
LMArena French13181273
LMArena German12871266
LMArena Japanese12441208
LMArena Korean12371206
LMArena Russian12861263
LMArena Spanish12811283

Instruction Following Grok-2 (Dec 2024) leads

Grok-2 (Dec 2024): 66.9 (#202), Mistral Small 3.1: 63.6 (#230)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Instruction Following12701264
LiveBench Instruction Following69.6%—
IFEval—75%

Long Context Too close to call

Grok-2 (Dec 2024): 38.8 (#190), Mistral Small 3.1: 39.5 (#178)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Longer Query12761299

Writing & Preference Grok-2 (Dec 2024) leads

Grok-2 (Dec 2024): 48.6 (#198), Mistral Small 3.1: 37.0 (#259)

BenchmarkGrok-2 (Dec 2024)Mistral Small 3.1
LMArena Text13051277
LMArena Creative Writing12841253
LMArena Multi-Turn12901270
Short-Story Creative Writing63.6%—
EQ-Bench Creative Writing—761
WildBench—78.8%
LiveBench Language45.6%—

Frequently asked questions

Is Grok-2 (Dec 2024) better than Mistral Small 3.1?

Grok-2 (Dec 2024) is the stronger model overall, scoring 33.7 to 31.7 on the Noometry Index.

Is Grok-2 (Dec 2024) or Mistral Small 3.1 better for coding?

Mistral Small 3.1 scores higher on coding benchmarks: 38.3 versus 33.3 in the Noometry coding category.

How many benchmarks do Grok-2 (Dec 2024) and Mistral Small 3.1 share?

20 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Mistral Small 3.1 has 28.

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