Model comparison

Grok 3 vs Sonar

Grok 3 is the stronger model overall, scoring 39.9 to 38.5 on the Noometry Index.

Last verified . 0 shared benchmarks.

Grok 3 xAI

39.9

Rank #157 Confirmed

Sonar Perplexity

38.5

Rank #187 Confirmed

Summary

  • The widest gap is in reasoning, where Sonar leads 21.1 to 13.7.

Side by side

Grok 3 and Sonar specifications
Grok 3Sonar
ProviderxAIPerplexity
Noometry Index39.938.5
Released2025-04-092024-01-01
WeightsProprietaryProprietary
Context window—128K
Max output—4K
Input $ / M tokens—$1
Output $ / M tokens—$1
Results tracked407

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Category by category

Coding Grok 3 leads

Grok 3: 41.9 (#115), Sonar: 35.7 (#221)

Coding benchmarks
BenchmarkGrok 3Sonar
Aider Polyglot53.3%—
WeirdML37.2%—
LiveBench Coding—35.1%
LMArena Coding1432—

Agentic & Tool Use Not comparable

Grok 3: 30.5 (#76), Sonar: —

Agentic & Tool Use benchmarks
BenchmarkGrok 3Sonar
BALROG29.5%—

Reasoning Sonar leads

Grok 3: 13.7 (#333), Sonar: 21.1 (#227)

Reasoning benchmarks
BenchmarkGrok 3Sonar
ARC-AGI-20%—
SimpleBench36.1%—
Kagi LLM Benchmark61.3%—
ARC-AGI-15.5%—
LiveBench Reasoning—46.3%
LMArena Hard Prompts1434—
LiveBench Data Analysis—37.9%
Epoch Capabilities Index138.33—
LiveBench—46.9%

Math Grok 3 leads

Grok 3: 38.0 (#145), Sonar: 33.7 (#200)

Math benchmarks
BenchmarkGrok 3Sonar
OTIS Mock AIME 2024-202555.6%—
Omni-MATH46.4%—
LiveBench Math—41.6%
LMArena Math1391—
MATH Level 588.7%—
FrontierMath (Feb 2025 set)3.8%—
FrontierMath Tier 4 (v1)0%—

Knowledge Not comparable

Grok 3: 46.2 (#82), Sonar: —

Knowledge benchmarks
BenchmarkGrok 3Sonar
GPQA Diamond75.8%—
MMLU-Pro78.8%—
Confabulations14.2%—
Vectara Hallucination Rate5.8%—
GPQA (HELM)65%—
LMArena Expert1421—

Multilingual Not comparable

Grok 3: 52.3 (#87), Sonar: —

Multilingual benchmarks
BenchmarkGrok 3Sonar
LMArena Non-English1410—
LMArena Chinese1448—
LMArena French1460—
LMArena German1431—
LMArena Japanese1387—
LMArena Korean1373—
LMArena Russian1416—
LMArena Spanish1417—

Instruction Following Grok 3 leads

Grok 3: 75.0 (#73), Sonar: 71.4 (#150)

Instruction Following benchmarks
BenchmarkGrok 3Sonar
LiveBench Instruction Following—76.2%
IFEval88.4%—
LMArena Instruction Following1409—

Long Context Not comparable

Grok 3: 38.7 (#192), Sonar: —

Long Context benchmarks
BenchmarkGrok 3Sonar
Fiction.LiveBench58.3%—
LMArena Longer Query1439—

Writing & Preference Grok 3 leads

Grok 3: 55.8 (#141), Sonar: 52.6 (#167)

Writing & Preference benchmarks
BenchmarkGrok 3Sonar
LMArena Text1426—
LMArena Creative Writing1414—
Short-Story Creative Writing76.4%—
EQ-Bench Creative Writing1186—
WildBench84.9%—
LMArena Multi-Turn1425—
LiveBench Language—44.1%

Frequently asked questions

Is Grok 3 better than Sonar?

Grok 3 is the stronger model overall, scoring 39.9 to 38.5 on the Noometry Index.

Is Grok 3 or Sonar better for coding?

Grok 3 scores higher on coding benchmarks: 41.9 versus 35.7 in the Noometry coding category.

How many benchmarks do Grok 3 and Sonar share?

0 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and Sonar has 7.

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