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Gemini 1.5 Pro vs IBM Granite 4.2 3B

Gemini 1.5 Pro and IBM Granite 4.2 3B are closely matched at 12.2 and 15.6 on the LLM Stats Score.

Google · IBM · Updated for 2026

Which is better?

Gemini 1.5 Pro and IBM Granite 4.2 3B are closely matched on the overall LLM Stats Score at 12.2 and 15.6.

In the 2 individual benchmarks reported for both models, Gemini 1.5 Pro 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 Gemini 1.5 Pro

  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results

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

At a glance

The differences that matter most.

Core performance indexes
12.2
#239
15.6
#213
12.0
#233
12.0
#234
4.4
#196
-6.7
#247
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$2.50 / M
— / M
Output price
$10.00 / M
— / M
Context window
2,097,152

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Gemini 1.5 Pro
IBM Granite 4.2 3B
17.1#189
13.7#216
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

23 reported for Gemini 1.5 Pro · 13 for IBM Granite 4.2 3B

2 shared

Gemini 1.5 Pro outperforms in 2 benchmarks (GPQA, MMLU-Pro), while IBM Granite 4.2 3B is better at 0 benchmarks.

Gemini 1.5 Pro significantly outperforms across most benchmarks.

Mon Aug 31 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Gemini 1.5 Pro specifies input context (2,097,152 tokens). Only Gemini 1.5 Pro specifies output context (8,192 tokens).

Google
Gemini 1.5 Pro
Input2,097,152 tokens
Output8,192 tokens
IBM
IBM Granite 4.2 3B
Input- tokens
Output- tokens
Mon Aug 31 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 1.5 Pro supports multimodal inputs, whereas IBM Granite 4.2 3B does not.

Gemini 1.5 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 1.5 Pro

Text
Images
Audio
Video

IBM Granite 4.2 3B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 1.5 Pro is licensed under a proprietary license, while IBM Granite 4.2 3B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 1.5 Pro

Proprietary

Closed source

IBM Granite 4.2 3B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 1.5 Pro was released on 2024-05-01, while IBM Granite 4.2 3B was released on 2026-08-25.

IBM Granite 4.2 3B is 28 months newer than Gemini 1.5 Pro.

Gemini 1.5 Pro

May 1, 2024

2.3 years ago

IBM Granite 4.2 3B

Aug 25, 2026

6 days ago

2.3yr newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Pro has a documented knowledge cutoff of 2023-11-01, while IBM Granite 4.2 3B's cutoff date is not specified.

We can confirm Gemini 1.5 Pro's training data extends to 2023-11-01, but cannot make a direct comparison without IBM Granite 4.2 3B's cutoff date.

Gemini 1.5 Pro

Nov 2023

IBM Granite 4.2 3B

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against Gemini 1.5 Pro and IBM Granite 4.2 3B side-by-side, then vote on the output you prefer.

Gemini 1.5 Pro
✓ Preferred
IBM Granite 4.2 3B
Open in Playground

FAQ

Common questions about Gemini 1.5 Pro vs IBM Granite 4.2 3B.

Which is better, Gemini 1.5 Pro or IBM Granite 4.2 3B?

Gemini 1.5 Pro and IBM Granite 4.2 3B are closely matched on the LLM Stats Score at 12.2 and 15.6. Gemini 1.5 Pro is made by Google and IBM Granite 4.2 3B is made by IBM. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 1.5 Pro compare to IBM Granite 4.2 3B in benchmarks?

Gemini 1.5 Pro scores XSTest: 98.8%, FLEURS: 93.3%, HellaSwag: 93.3%, GSM8k: 90.8%, BIG-Bench Hard: 89.2%. IBM Granite 4.2 3B scores AIME 2025: 78.3%, IFBench: 74.3%, LiveCodeBench v6: 69.7%, MMLU-Pro: 67.8%, RULER 64k: 67.5%.

What are the context window sizes for Gemini 1.5 Pro and IBM Granite 4.2 3B?

Gemini 1.5 Pro supports 2.1M tokens and IBM Granite 4.2 3B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 1.5 Pro and IBM Granite 4.2 3B?

Key differences include LLM Stats Score (12.2 vs 15.6), multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 1.5 Pro and IBM Granite 4.2 3B?

Gemini 1.5 Pro is developed by Google and IBM Granite 4.2 3B is developed by IBM.