Model comparison

Granite 4.2 8B vs Grok-2 (Dec 2024)

Granite 4.2 8B is the stronger model overall, scoring 40.5 to 33.7 on the Noometry Index.

Last verified . 11 shared benchmarks.

Granite 4.2 8B IBM

40.5

Rank #148 Confirmed

Grok-2 (Dec 2024) xAI

33.7

Rank #239 Confirmed

Summary

  • They share 11 benchmarks with published results for both. Granite 4.2 8B scores higher in 7 categories and Grok-2 (Dec 2024) in 0 categories; 6 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Granite 4.2 8B leads 26.6 to 16.9.
  • Granite 4.2 8B has downloadable open weights; the other is API-only.

Side by side

Granite 4.2 8B and Grok-2 (Dec 2024) specifications
Granite 4.2 8BGrok-2 (Dec 2024)
ProviderIBMxAI
Noometry Index40.533.7
Released—2024-08-13
WeightsOpenProprietary
Context window131K—
Max output118K—
Input $ / M tokens$0.06—
Output $ / M tokens$0.25—
Results tracked1134

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Category by category

Coding Granite 4.2 8B leads

Granite 4.2 8B: 40.5 (#137), Grok-2 (Dec 2024): 33.3 (#258)

Coding benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Coding13801287
WeirdML—22.2%
LiveBench Coding—46.4%

Reasoning Granite 4.2 8B leads

Granite 4.2 8B: 26.6 (#131), Grok-2 (Dec 2024): 16.9 (#299)

Reasoning benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Hard Prompts13291272
SimpleBench—22.7%
LiveBench Reasoning—54.8%
DTBench—65.2%
LiveBench Data Analysis—54.5%
Epoch Capabilities Index—130.48
LiveBench—54.3%

Math Not comparable

Granite 4.2 8B: —, Grok-2 (Dec 2024): 20.8 (#284)

Math benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
OTIS Mock AIME 2024-2025—11.5%
LiveBench Math—54.9%
LMArena Math—1283
MATH Level 5—63.5%
FrontierMath (Feb 2025 set)—0.7%

Knowledge Granite 4.2 8B leads

Granite 4.2 8B: 38.4 (#145), Grok-2 (Dec 2024): 29.8 (#233)

Knowledge benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Expert13841254
GPQA Diamond—53.8%
Confabulations—20.1%

Multilingual Granite 4.2 8B leads

Granite 4.2 8B: 44.5 (#178), Grok-2 (Dec 2024): 43.1 (#188)

Multilingual benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Non-English13021282
LMArena Chinese13661289
LMArena Russian12851286
LMArena French—1318
LMArena German—1287
LMArena Japanese—1244
LMArena Korean—1237
LMArena Spanish—1281

Instruction Following Granite 4.2 8B leads

Granite 4.2 8B: 68.7 (#184), Grok-2 (Dec 2024): 66.9 (#202)

Instruction Following benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Instruction Following13011270
LiveBench Instruction Following—69.6%

Long Context Granite 4.2 8B leads

Granite 4.2 8B: 40.3 (#159), Grok-2 (Dec 2024): 38.8 (#190)

Long Context benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Longer Query13241276

Writing & Preference Too close to call

Granite 4.2 8B: 49.6 (#189), Grok-2 (Dec 2024): 48.6 (#198)

Writing & Preference benchmarks
BenchmarkGranite 4.2 8BGrok-2 (Dec 2024)
LMArena Text13201305
LMArena Creative Writing12361284
LMArena Multi-Turn13011290
Short-Story Creative Writing—63.6%
LiveBench Language—45.6%

Frequently asked questions

Is Granite 4.2 8B better than Grok-2 (Dec 2024)?

Granite 4.2 8B is the stronger model overall, scoring 40.5 to 33.7 on the Noometry Index.

Is Granite 4.2 8B or Grok-2 (Dec 2024) better for coding?

Granite 4.2 8B scores higher on coding benchmarks: 40.5 versus 33.3 in the Noometry coding category.

How many benchmarks do Granite 4.2 8B and Grok-2 (Dec 2024) share?

11 benchmarks have published results for both models. Granite 4.2 8B has 11 scored results on Noometry and Grok-2 (Dec 2024) has 34.

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