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Gemini 1.5 Flash 8B vs IBM Granite 4.2 3B

IBM Granite 4.2 3B leads the LLM Stats Score 15.6 to -0.6.

Google · IBM · Updated for 2026

Which is better?

IBM Granite 4.2 3B leads the overall LLM Stats Score 15.6 to -0.6, ranking #213 overall.

In the 2 individual benchmarks reported for both models, IBM Granite 4.2 3B 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 Flash 8B

  • you want predictable pricing at $0.07/M input and $0.30/M output

Choose IBM Granite 4.2 3B

  • overall performance matters — it scores 15.6 and ranks #213 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • 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
-0.6
#314
15.6
#213
-0.2
#304
12.0
#234
Cost, coverage & limits
Benchmark wins
0 of 2
2 of 2
Input price
$0.07 / M
— / M
Output price
$0.30 / M
— / M
Context window
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Gemini 1.5 Flash 8B
IBM Granite 4.2 3B
2.7#282
13.7#216
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for Gemini 1.5 Flash 8B · 13 for IBM Granite 4.2 3B

2 shared

Gemini 1.5 Flash 8B outperforms in 0 benchmarks, while IBM Granite 4.2 3B is better at 2 benchmarks (GPQA, MMLU-Pro).

IBM Granite 4.2 3B significantly outperforms across most benchmarks.

Mon Aug 31 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

5.0B diff

Gemini 1.5 Flash 8B has 5.0B more parameters than IBM Granite 4.2 3B, making it 166.7% larger.

Google
Gemini 1.5 Flash 8B
8.0Bparameters
IBM
IBM Granite 4.2 3B
3.0Bparameters
8.0B
Gemini 1.5 Flash 8B
3.0B
IBM Granite 4.2 3B

Context Window

Maximum input and output token capacity

Only Gemini 1.5 Flash 8B specifies input context (1,048,576 tokens). Only Gemini 1.5 Flash 8B specifies output context (8,192 tokens).

Google
Gemini 1.5 Flash 8B
Input1,048,576 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 Flash 8B supports multimodal inputs, whereas IBM Granite 4.2 3B does not.

Gemini 1.5 Flash 8B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 1.5 Flash 8B

Text
Images
Audio
Video

IBM Granite 4.2 3B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 1.5 Flash 8B 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 Flash 8B

Proprietary

Closed source

IBM Granite 4.2 3B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 1.5 Flash 8B was released on 2024-03-15, while IBM Granite 4.2 3B was released on 2026-08-25.

IBM Granite 4.2 3B is 30 months newer than Gemini 1.5 Flash 8B.

Gemini 1.5 Flash 8B

Mar 15, 2024

2.5 years ago

IBM Granite 4.2 3B

Aug 25, 2026

6 days ago

2.4yr newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Flash 8B has a documented knowledge cutoff of 2024-10-01, while IBM Granite 4.2 3B's cutoff date is not specified.

We can confirm Gemini 1.5 Flash 8B's training data extends to 2024-10-01, but cannot make a direct comparison without IBM Granite 4.2 3B's cutoff date.

Gemini 1.5 Flash 8B

Oct 2024

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 Flash 8B and IBM Granite 4.2 3B side-by-side, then vote on the output you prefer.

Gemini 1.5 Flash 8B
✓ Preferred
IBM Granite 4.2 3B
Open in Playground

FAQ

Common questions about Gemini 1.5 Flash 8B vs IBM Granite 4.2 3B.

Which is better, Gemini 1.5 Flash 8B or IBM Granite 4.2 3B?

IBM Granite 4.2 3B leads the LLM Stats Score 15.6 to -0.6. Gemini 1.5 Flash 8B 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 Flash 8B compare to IBM Granite 4.2 3B in benchmarks?

Gemini 1.5 Flash 8B scores XSTest: 92.6%, FLEURS: 86.4%, Natural2Code: 75.5%, WMT23: 72.6%, Video-MME: 66.2%. 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 Flash 8B and IBM Granite 4.2 3B?

Gemini 1.5 Flash 8B supports 1.0M 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 Flash 8B and IBM Granite 4.2 3B?

Key differences include LLM Stats Score (-0.6 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 Flash 8B and IBM Granite 4.2 3B?

Gemini 1.5 Flash 8B is developed by Google and IBM Granite 4.2 3B is developed by IBM.