Gemma 2 9B vs Grok-1.5
Gemma 2 9B and Grok-1.5 are closely matched at -4.8 and -2.5 on the LLM Stats Score.
Google · xAI · Updated for 2026
Which is better?
Gemma 2 9B and Grok-1.5 are closely matched on the overall LLM Stats Score at -4.8 and -2.5.
In the 4 individual benchmarks reported for both models, Grok-1.5 wins 4; 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 Gemma 2 9B
- you want the most recent training data — it shipped Jun 2024
- you need open weights you can self-host or fine-tune
Choose Grok-1.5
- you value its reported benchmark strengths — it wins 4 of 4 exact shared results
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
16 reported for Gemma 2 9B · 9 for Grok-1.5
Gemma 2 9B outperforms in 0 benchmarks, while Grok-1.5 is better at 4 benchmarks (GSM8k, HumanEval, MATH, MMLU).
Grok-1.5 significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
License
Usage and distribution terms
Gemma 2 9B is licensed under Gemma, while Grok-1.5 uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
Gemma
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
Gemma 2 9B was released on 2024-06-27, while Grok-1.5 was released on 2024-03-28.
Gemma 2 9B is 3 months newer than Grok-1.5.
Jun 27, 2024
2.2 years ago
3mo newerMar 28, 2024
2.4 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 Gemma 2 9B and Grok-1.5 side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemma 2 9B vs Grok-1.5.