Noometry

Model comparison

Granite 3.1 2b Instruct vs Muse Spark 1.3

Muse Spark 1.3 is the stronger model overall, scoring 54.8 to 33.2 on the Noometry Index.

Last verified . 12 shared benchmarks.

Granite 3.1 2b Instruct IBM

33.2

Rank #247 Confirmed

Muse Spark 1.3 Meta

54.8

Rank #27 Confirmed

Summary

  • They share 12 benchmarks with published results for both. Granite 3.1 2b Instruct scores higher in 0 categories and Muse Spark 1.3 in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Muse Spark 1.3 leads 73.1 to 33.1.
  • Granite 3.1 2b Instruct has downloadable open weights; the other is API-only.

Side by side

Granite 3.1 2b InstructMuse Spark 1.3
ProviderIBMMeta
Noometry Index33.254.8
Released—2026-09-02
WeightsOpenProprietary
Context window—1.05M
Max output—131K
Input $ / M tokens—$1.25
Output $ / M tokens—$4.25
Results tracked1237

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Category by category

Coding Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 33.4 (#257), Muse Spark 1.3: 56.6 (#21)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Coding11491514
CursorBench—41.6%
LMArena WebDev—1657
SciCode—59.7%

Agentic & Tool Use Not comparable

Granite 3.1 2b Instruct: —, Muse Spark 1.3: 38.6 (#30)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
APEX-Agents—57.8%
GDP.pdf—27.6%

Reasoning Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 22.0 (#209), Muse Spark 1.3: 54.0 (#27)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Hard Prompts11381503
NYT Connections (extended)—85.1%
CritPt—26%
Chess Puzzles—38%
Mystery Game Puzzles—25%
DTBench—96.5%
LMCA—53.9%
Bench to the Future 3—0.14
Epoch Capabilities Index—156.75

Math Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 33.1 (#206), Muse Spark 1.3: 73.1 (#21)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Math11591494
FrontierMath (Tiers 1-3)—74.4%
FrontierMath Tier 4—46.3%
OTIS Mock AIME 2024-2025—99.2%
ProofBench—58%

Knowledge Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 30.8 (#224), Muse Spark 1.3: 42.6 (#95)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Expert11311516

Multimodal Not comparable

Granite 3.1 2b Instruct: —, Muse Spark 1.3: 43.7 (#22)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Vision—1309
LMArena Document—1471

Multilingual Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 29.1 (#269), Muse Spark 1.3: 57.4 (#8)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Non-English10681481
LMArena Chinese11391529
LMArena Russian10631490
LMArena French—1524
LMArena German—1515
LMArena Japanese—1474
LMArena Korean—1501
LMArena Spanish—1490

Instruction Following Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 57.7 (#264), Muse Spark 1.3: 77.5 (#22)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Instruction Following11161477

Long Context Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 35.0 (#244), Muse Spark 1.3: 45.6 (#32)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Longer Query11551488

Writing & Preference Muse Spark 1.3 leads

Granite 3.1 2b Instruct: 34.1 (#274), Muse Spark 1.3: 73.6 (#9)

BenchmarkGranite 3.1 2b InstructMuse Spark 1.3
LMArena Text11271490
LMArena Creative Writing11161455
LMArena Multi-Turn10991482
EQ-Bench Creative Writing—1906

Frequently asked questions

Is Granite 3.1 2b Instruct better than Muse Spark 1.3?

Muse Spark 1.3 is the stronger model overall, scoring 54.8 to 33.2 on the Noometry Index.

Is Granite 3.1 2b Instruct or Muse Spark 1.3 better for coding?

Muse Spark 1.3 scores higher on coding benchmarks: 56.6 versus 33.4 in the Noometry coding category.

How many benchmarks do Granite 3.1 2b Instruct and Muse Spark 1.3 share?

12 benchmarks have published results for both models. Granite 3.1 2b Instruct has 12 scored results on Noometry and Muse Spark 1.3 has 37.

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