Noometry

Model comparison

Mistral Small 3.1 vs Muse Spark 1.1

Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 31.4 on the Noometry Index. Mistral Small 3.1 costs 5.0× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.

Last verified . 20 shared benchmarks.

Mistral Small 3.1 Mistral AI

31.4

Rank #263 Confirmed

Muse Spark 1.1 Meta

49.9

Rank #43 Confirmed

Summary

  • They share 20 benchmarks with published results for both. Mistral Small 3.1 scores higher in 0 categories and Muse Spark 1.1 in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Muse Spark 1.1 leads 73.6 to 37.2.
  • Mistral Small 3.1 is cheaper at $0.35 / $0.56 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.1.
  • Muse Spark 1.1 accepts more context: 1.05M tokens versus 128K.
  • Mistral Small 3.1 has downloadable open weights; the other is API-only.

Side by side

Mistral Small 3.1Muse Spark 1.1
ProviderMistral AIMeta
Noometry Index31.449.9
Released2025-03-172026-04-08
WeightsOpenProprietary
Context window128K1.05M
Max output102K131K
Input $ / M tokens$0.35$1.25
Output $ / M tokens$0.56$4.25
Results tracked2836

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Category by category

Coding Muse Spark 1.1 leads

Mistral Small 3.1: 37.7 (#175), Muse Spark 1.1: 50.8 (#38)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Coding13091497
DeepSWE—53.3%
LMArena WebDev—1542
SciCode—58.8%

Agentic & Tool Use Not comparable

Mistral Small 3.1: —, Muse Spark 1.1: 33.9 (#45)

BenchmarkMistral Small 3.1Muse Spark 1.1
τ²-bench Banking—40.5%
GBAEval—7.9%
GDP.pdf—15%
Vending-Bench 2—6,520

Reasoning Muse Spark 1.1 leads

Mistral Small 3.1: 18.9 (#249), Muse Spark 1.1: 45.9 (#41)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Hard Prompts12781486
Epoch Capabilities Index127.48154.32
NYT Connections (extended)—84.9%
CritPt—15.1%
Chess Puzzles1%—
DTBench—94.4%
LMCA—49.9%
Surface Evolver Bench—52.5%

Math Muse Spark 1.1 leads

Mistral Small 3.1: 13.7 (#295), Muse Spark 1.1: 44.0 (#67)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Math12611477
OTIS Mock AIME 2024-20253.9%—
ProofBench—39%
Omni-MATH24.8%—

Knowledge Muse Spark 1.1 leads

Mistral Small 3.1: 22.6 (#266), Muse Spark 1.1: 52.8 (#55)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Expert12581480
GPQA Diamond41.9%—
SimpleQA Verified—57.8%
MMLU-Pro61%—
GPQA (HELM)39.2%—

Multimodal Muse Spark 1.1 leads

Mistral Small 3.1: 32.6 (#93), Muse Spark 1.1: 41.9 (#28)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Vision11361292
LMArena Document—1465

Multilingual Muse Spark 1.1 leads

Mistral Small 3.1: 41.4 (#204), Muse Spark 1.1: 56.8 (#16)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Non-English12551471
LMArena Chinese12541518
LMArena French12701494
LMArena German12661466
LMArena Japanese12101445
LMArena Korean12061459
LMArena Russian12631482
LMArena Spanish12831471

Instruction Following Muse Spark 1.1 leads

Mistral Small 3.1: 63.8 (#225), Muse Spark 1.1: 76.8 (#36)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Instruction Following12641457
IFEval75%—

Long Context Muse Spark 1.1 leads

Mistral Small 3.1: 39.5 (#172), Muse Spark 1.1: 44.8 (#55)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Longer Query13001463

Writing & Preference Muse Spark 1.1 leads

Mistral Small 3.1: 37.2 (#254), Muse Spark 1.1: 73.6 (#11)

BenchmarkMistral Small 3.1Muse Spark 1.1
LMArena Text12781479
LMArena Creative Writing12531440
EQ-Bench Creative Writing7611927
LMArena Multi-Turn12701484
WildBench78.8%—
EQ-Bench 4—1260

Frequently asked questions

Is Mistral Small 3.1 better than Muse Spark 1.1?

Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 31.4 on the Noometry Index. Mistral Small 3.1 costs 5.0× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.

Which is cheaper, Mistral Small 3.1 or Muse Spark 1.1?

Mistral Small 3.1 is cheaper. It lists at $0.35 per million input tokens and $0.56 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.

Is Mistral Small 3.1 or Muse Spark 1.1 better for coding?

Muse Spark 1.1 scores higher on coding benchmarks: 50.8 versus 37.7 in the Noometry coding category.

Which has the bigger context window?

Muse Spark 1.1 does, with 1.05M tokens against 128K.

How many benchmarks do Mistral Small 3.1 and Muse Spark 1.1 share?

20 benchmarks have published results for both models. Mistral Small 3.1 has 28 scored results on Noometry and Muse Spark 1.1 has 36.

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