IBM Granite 4.2 3B vs Grok-2
IBM Granite 4.2 3B and Grok-2 are closely matched at 15.6 and 11.6 on the LLM Stats Score.
IBM · xAI · Updated for 2026
Which is better?
IBM Granite 4.2 3B and Grok-2 are closely matched on the overall LLM Stats Score at 15.6 and 11.6.
In the 2 individual benchmarks reported for both models, Grok-2 wins 2; this is a narrower head-to-head signal than the composite indexes.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose IBM Granite 4.2 3B
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
Choose Grok-2
- you value its reported benchmark strengths — it wins 2 of 2 exact shared results
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
13 reported for IBM Granite 4.2 3B · 8 for Grok-2
IBM Granite 4.2 3B outperforms in 0 benchmarks, while Grok-2 is better at 2 benchmarks (GPQA, MMLU-Pro).
Grok-2 significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only Grok-2 specifies input context (128,000 tokens). Only Grok-2 specifies output context (8,000 tokens).
Input capabilities
Documented input modalities across available providers
Grok-2 supports multimodal inputs, whereas IBM Granite 4.2 3B does not.
Grok-2 can handle both text and other forms of data like images, making it suitable for multimodal applications.
IBM Granite 4.2 3B
Grok-2
License
Usage and distribution terms
IBM Granite 4.2 3B is licensed under Apache 2.0, while Grok-2 uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
Apache 2.0
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
IBM Granite 4.2 3B was released on 2026-08-25, while Grok-2 was released on 2024-08-13.
IBM Granite 4.2 3B is 25 months newer than Grok-2.
Aug 25, 2026
6 days ago
2.0yr newerAug 13, 2024
2.0 years ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against IBM Granite 4.2 3B and Grok-2 side-by-side, then vote on the output you prefer.
FAQ
Common questions about IBM Granite 4.2 3B vs Grok-2.