Model comparison

Grok 4.7 vs Mistral Small 3

Grok 4.7 is the stronger model overall, scoring 53.1 to 31.2 on the Noometry Index. Mistral Small 3 costs 52× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Last verified October 10, 2026. 18 shared benchmarks.

Grok 4.7 xAI

53.1

Rank #37 Confirmed

Mistral Small 3

Mistral AI

31.2

Rank #278 Confirmed

Summary

They share 18 benchmarks with published results for both. Grok 4.7 scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
The widest gap is in math, where Grok 4.7 leads 57.8 to 16.3.
The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 98.1% for Grok 4.7 and 6.7% for Mistral Small 3.
Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $2 / $6 for Grok 4.7.
Grok 4.7 accepts more context: 500K tokens versus 33K.
Mistral Small 3 has downloadable open weights; the other is API-only.

Side by side

Grok 4.7 and Mistral Small 3 specifications
	Grok 4.7	Mistral Small 3
Provider	xAI	Mistral AI
Noometry Index	53.1	31.2
Released	2026-09-21	2025-01-30
Weights	Proprietary	Open
Context window	500K	33K
Max output	500K	16K
Input $ / M tokens	$2	$0.05
Output $ / M tokens	$6	$0.08
Results tracked	39	24

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Category by category

Coding Grok 4.7 leads

Grok 4.7: 58.0 (#18), Mistral Small 3: 36.5 (#207)

Coding benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Coding	1427	1246
FrontierCode	47.6%	—
CursorBench	46.3%	—
LMArena WebDev	1639	—
FrontierSWE	29.5%	—
SciCode	57.8%	—
BigCodeBench Instruct	—	45.3%
BigCodeBench Complete	—	50.4%

Agentic & Tool Use Not comparable

Grok 4.7: 36.7 (#37), Mistral Small 3: —

Agentic & Tool Use benchmarks
Benchmark	Grok 4.7	Mistral Small 3
APEX-Agents	54.6%	—
GDP.pdf	22.8%	—
Vending-Bench 2	10,537	—

Reasoning Grok 4.7 leads

Grok 4.7: 49.1 (#40), Mistral Small 3: 18.9 (#273)

Reasoning benchmarks
Benchmark	Grok 4.7	Mistral Small 3
Chess Puzzles	38%	0%
LMArena Hard Prompts	1413	1233
Epoch Capabilities Index	153.53	127.07
NYT Connections (extended)	76.8%	—
CritPt	18%	—
Mystery Game Puzzles	29%	—
DTBench	96%	—
LMCA	49.4%	—

Math Grok 4.7 leads

Grok 4.7: 57.8 (#39), Mistral Small 3: 16.3 (#295)

Math benchmarks
Benchmark	Grok 4.7	Mistral Small 3
OTIS Mock AIME 2024-2025	98.1%	6.7%
LMArena Math	1407	1240
FrontierMath (Tiers 1-3)	53%	—
FrontierMath Tier 4	17.1%	—
ProofBench	34%	—

Knowledge Grok 4.7 leads

Grok 4.7: 62.8 (#22), Mistral Small 3: 25.1 (#263)

Knowledge benchmarks
Benchmark	Grok 4.7	Mistral Small 3
GPQA Diamond	92.7%	47.3%
LMArena Expert	1422	1202
SimpleQA Verified	56%	—
Confabulations	—	25.2%

Multimodal Not comparable

Grok 4.7: 35.5 (#87), Mistral Small 3: —

Multimodal benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Vision	1228	—
Blueprint-Bench 2	32.5%	—
Furniture Assembly	20.8%	—

Multilingual Grok 4.7 leads

Grok 4.7: 50.8 (#116), Mistral Small 3: 37.3 (#236)

Multilingual benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Non-English	1389	1198
LMArena Chinese	1455	1204
LMArena French	1455	1203
LMArena Russian	1397	1216
LMArena German	—	1211
LMArena Japanese	—	1111
LMArena Korean	—	1188
LMArena Spanish	1400	—

Instruction Following Grok 4.7 leads

Grok 4.7: 74.1 (#105), Mistral Small 3: 63.7 (#229)

Instruction Following benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Instruction Following	1404	1214

Long Context Grok 4.7 leads

Grok 4.7: 43.1 (#104), Mistral Small 3: 37.8 (#211)

Long Context benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Longer Query	1413	1246

Writing & Preference Grok 4.7 leads

Grok 4.7: 70.0 (#24), Mistral Small 3: 32.2 (#280)

Writing & Preference benchmarks
Benchmark	Grok 4.7	Mistral Small 3
LMArena Text	1399	1234
LMArena Creative Writing	1391	1195
EQ-Bench Creative Writing	2007	707
LMArena Multi-Turn	1393	1217

Frequently asked questions

Is Grok 4.7 better than Mistral Small 3?

Which is cheaper, Grok 4.7 or Mistral Small 3?

Mistral Small 3 is cheaper. It lists at $0.05 per million input tokens and $0.08 per million output tokens; Grok 4.7 lists at $2 and $6.

Is Grok 4.7 or Mistral Small 3 better for coding?

Grok 4.7 scores higher on coding benchmarks: 58.0 versus 36.5 in the Noometry coding category.

Which has the bigger context window?

Grok 4.7 does, with 500K tokens against 33K.

How many benchmarks do Grok 4.7 and Mistral Small 3 share?

18 benchmarks have published results for both models. Grok 4.7 has 39 scored results on Noometry and Mistral Small 3 has 24.