Noometry

Model comparison

Grok 4.7 vs Mistral Small 3.1

Grok 4.7 is the stronger model overall, scoring 53.1 to 31.7 on the Noometry Index. Mistral Small 3.1 costs 7.5× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Last verified . 20 shared benchmarks.

Grok 4.7 xAI

53.1

Rank #37 Confirmed

Mistral Small 3.1 Mistral AI

31.7

Rank #269 Confirmed

Summary

  • They share 20 benchmarks with published results for both. Grok 4.7 scores higher in 9 categories and Mistral Small 3.1 in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Grok 4.7 leads 57.8 to 14.7.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 98.1% for Grok 4.7 and 3.9% for Mistral Small 3.1.
  • Mistral Small 3.1 is cheaper at $0.35 / $0.56 per million input/output tokens, against $2 / $6 for Grok 4.7.
  • Grok 4.7 accepts more context: 500K tokens versus 128K.
  • Mistral Small 3.1 has downloadable open weights; the other is API-only.

Side by side

Grok 4.7Mistral Small 3.1
ProviderxAIMistral AI
Noometry Index53.131.7
Released2026-09-212025-03-17
WeightsProprietaryOpen
Context window500K128K
Max output500K102K
Input $ / M tokens$2$0.35
Output $ / M tokens$6$0.56
Results tracked3928

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Category by category

Coding Grok 4.7 leads

Grok 4.7: 58.0 (#18), Mistral Small 3.1: 38.3 (#179)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Coding14271309
FrontierCode47.6%—
CursorBench46.3%—
LMArena WebDev1639—
FrontierSWE29.5%—
SciCode57.8%—

Agentic & Tool Use Not comparable

Grok 4.7: 36.7 (#37), Mistral Small 3.1: —

BenchmarkGrok 4.7Mistral Small 3.1
APEX-Agents54.6%—
GDP.pdf22.8%—
Vending-Bench 210,537—

Reasoning Grok 4.7 leads

Grok 4.7: 49.1 (#40), Mistral Small 3.1: 19.7 (#254)

BenchmarkGrok 4.7Mistral Small 3.1
Chess Puzzles38%1%
LMArena Hard Prompts14131278
Epoch Capabilities Index153.53127.48
NYT Connections (extended)76.8%—
CritPt18%—
Mystery Game Puzzles29%—
DTBench96%—
LMCA49.4%—

Math Grok 4.7 leads

Grok 4.7: 57.8 (#39), Mistral Small 3.1: 14.7 (#301)

BenchmarkGrok 4.7Mistral Small 3.1
OTIS Mock AIME 2024-202598.1%3.9%
LMArena Math14071262
FrontierMath (Tiers 1-3)53%—
FrontierMath Tier 417.1%—
ProofBench34%—
Omni-MATH—24.8%

Knowledge Grok 4.7 leads

Grok 4.7: 62.8 (#22), Mistral Small 3.1: 22.6 (#271)

BenchmarkGrok 4.7Mistral Small 3.1
GPQA Diamond92.7%41.9%
LMArena Expert14221257
SimpleQA Verified56%—
MMLU-Pro—61%
GPQA (HELM)—39.2%

Multimodal Grok 4.7 leads

Grok 4.7: 35.5 (#87), Mistral Small 3.1: 33.2 (#99)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Vision12281136
Blueprint-Bench 232.5%—
Furniture Assembly20.8%—

Multilingual Grok 4.7 leads

Grok 4.7: 50.8 (#116), Mistral Small 3.1: 41.2 (#209)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Non-English13891255
LMArena Chinese14551253
LMArena French14551273
LMArena Russian13971263
LMArena Spanish14001283
LMArena German—1266
LMArena Japanese—1208
LMArena Korean—1206

Instruction Following Grok 4.7 leads

Grok 4.7: 74.1 (#105), Mistral Small 3.1: 63.6 (#230)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Instruction Following14041264
IFEval—75%

Long Context Grok 4.7 leads

Grok 4.7: 43.1 (#104), Mistral Small 3.1: 39.5 (#178)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Longer Query14131299

Writing & Preference Grok 4.7 leads

Grok 4.7: 70.0 (#24), Mistral Small 3.1: 37.0 (#259)

BenchmarkGrok 4.7Mistral Small 3.1
LMArena Text13991277
LMArena Creative Writing13911253
EQ-Bench Creative Writing2007761
LMArena Multi-Turn13931270
WildBench—78.8%

Frequently asked questions

Is Grok 4.7 better than Mistral Small 3.1?

Grok 4.7 is the stronger model overall, scoring 53.1 to 31.7 on the Noometry Index. Mistral Small 3.1 costs 7.5× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Which is cheaper, Grok 4.7 or Mistral Small 3.1?

Mistral Small 3.1 is cheaper. It lists at $0.35 per million input tokens and $0.56 per million output tokens; Grok 4.7 lists at $2 and $6.

Is Grok 4.7 or Mistral Small 3.1 better for coding?

Grok 4.7 scores higher on coding benchmarks: 58.0 versus 38.3 in the Noometry coding category.

Which has the bigger context window?

Grok 4.7 does, with 500K tokens against 128K.

How many benchmarks do Grok 4.7 and Mistral Small 3.1 share?

20 benchmarks have published results for both models. Grok 4.7 has 39 scored results on Noometry and Mistral Small 3.1 has 28.

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