Model comparison

Magistral Medium vs Mistral Small 3

Magistral Medium is the stronger model overall, scoring 35.2 to 31.2 on the Noometry Index. Mistral Small 3 costs 48× less per token, which makes it the better buy when Magistral Medium's lead doesn't matter for your workload.

Last verified . 16 shared benchmarks.

Magistral Medium Mistral AI

35.2

Rank #227 Confirmed

Mistral Small 3 Mistral AI

31.2

Rank #278 Confirmed

Summary

  • They share 16 benchmarks with published results for both. Magistral Medium scores higher in 7 categories and Mistral Small 3 in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Magistral Medium leads 35.1 to 16.3.
  • Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $2 / $5 for Magistral Medium.
  • Magistral Medium accepts more context: 262K tokens versus 33K.

Side by side

Magistral Medium and Mistral Small 3 specifications
Magistral MediumMistral Small 3
ProviderMistral AIMistral AI
Noometry Index35.231.2
Released2025-03-172025-01-30
WeightsOpenOpen
Context window262K33K
Max output16K16K
Input $ / M tokens$2$0.05
Output $ / M tokens$5$0.08
Results tracked2224

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Category by category

Coding Magistral Medium leads

Magistral Medium: 39.1 (#161), Mistral Small 3: 36.5 (#207)

Coding benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Coding13191246
SciCode39.2%—
BigCodeBench Instruct—45.3%
BigCodeBench Complete—50.4%

Reasoning Mistral Small 3 leads

Magistral Medium: 8.6 (#348), Mistral Small 3: 18.9 (#273)

Reasoning benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Hard Prompts12671233
ARC-AGI-20%—
Kagi LLM Benchmark16.2%—
ARC-AGI-16.1%—
CritPt0.3%—
Chess Puzzles—0%
Epoch Capabilities Index—127.07

Math Magistral Medium leads

Magistral Medium: 35.1 (#189), Mistral Small 3: 16.3 (#295)

Math benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Math12501240
OTIS Mock AIME 2024-2025—6.7%

Knowledge Magistral Medium leads

Magistral Medium: 33.5 (#202), Mistral Small 3: 25.1 (#263)

Knowledge benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Expert12231202
GPQA Diamond—47.3%
Confabulations—25.2%

Multilingual Magistral Medium leads

Magistral Medium: 39.6 (#224), Mistral Small 3: 37.3 (#236)

Multilingual benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Non-English12321198
LMArena Chinese12271204
LMArena French12671203
LMArena German12481211
LMArena Japanese11751111
LMArena Korean11251188
LMArena Russian12241216
LMArena Spanish1271—

Instruction Following Magistral Medium leads

Magistral Medium: 66.0 (#211), Mistral Small 3: 63.7 (#229)

Instruction Following benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Instruction Following12541214

Long Context Magistral Medium leads

Magistral Medium: 39.3 (#183), Mistral Small 3: 37.8 (#211)

Long Context benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Longer Query12951246

Writing & Preference Magistral Medium leads

Magistral Medium: 46.3 (#219), Mistral Small 3: 32.2 (#280)

Writing & Preference benchmarks
BenchmarkMagistral MediumMistral Small 3
LMArena Text12551234
LMArena Creative Writing12451195
LMArena Multi-Turn12751217
EQ-Bench Creative Writing—707

Frequently asked questions

Is Magistral Medium better than Mistral Small 3?

Magistral Medium is the stronger model overall, scoring 35.2 to 31.2 on the Noometry Index. Mistral Small 3 costs 48× less per token, which makes it the better buy when Magistral Medium's lead doesn't matter for your workload.

Which is cheaper, Magistral Medium 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; Magistral Medium lists at $2 and $5.

Is Magistral Medium or Mistral Small 3 better for coding?

Magistral Medium scores higher on coding benchmarks: 39.1 versus 36.5 in the Noometry coding category.

Which has the bigger context window?

Magistral Medium does, with 262K tokens against 33K.

How many benchmarks do Magistral Medium and Mistral Small 3 share?

16 benchmarks have published results for both models. Magistral Medium has 22 scored results on Noometry and Mistral Small 3 has 24.

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