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Gemini 1.5 Flash 8B vs Gemma 3 4B

Gemini 1.5 Flash 8B and Gemma 3 4B are closely matched at -0.6 and -1.7 on the LLM Stats Score. Gemma 3 4B is 5.1x cheaper per token.

Google · Google · Updated for 2026

Which is better?

Gemini 1.5 Flash 8B and Gemma 3 4B are closely matched on the overall LLM Stats Score at -0.6 and -1.7.

In the 5 individual benchmarks reported for both models, Gemini 1.5 Flash 8B wins 3; this is a narrower head-to-head signal than the composite indexes.

On price, Gemma 3 4B is roughly 5.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 1.5 Flash 8B also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 1.5 Flash 8B

  • you value its reported benchmark strengths — it wins 3 of 5 exact shared results
  • you process long inputs — it offers a 1,048,576 token context window

Choose Gemma 3 4B

  • cost matters — it's about 5.1x cheaper per token
  • you want the most recent training data — it shipped Mar 2025
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 1.5 Flash 8B
Google
Gemma 3 4B
Google
Core performance indexes
LLM Stats Score
-0.6
#319
-1.7
#325
Reasoning
-0.3
#308
-2.7
#321
Cost, coverage & limits
Benchmark wins
3 of 5
2 of 5
Input price
$0.07 / M
$0.02 / M
Output price
$0.30 / M
$0.04 / M
Context window
1,048,576
131,072

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
Gemini 1.5 Flash 8B
Gemma 3 4B
Math
2.7#284
5.3#267
Vision
-2.1#186
-11.3#203
Multimodal
0.7#148
-9.0#163
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for Gemini 1.5 Flash 8B · 26 for Gemma 3 4B

5 shared

Gemini 1.5 Flash 8B outperforms in 3 benchmarks (GPQA, MMLU-Pro, Natural2Code), while Gemma 3 4B is better at 2 benchmarks (HiddenMath, MATH).

Gemini 1.5 Flash 8B has a slight edge in benchmark performance.

Sun Sep 06 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Gemma 3 4B costs less

For input processing, Gemini 1.5 Flash 8B ($0.07/1M tokens) is 3.5x more expensive than Gemma 3 4B ($0.02/1M tokens).

For output processing, Gemini 1.5 Flash 8B ($0.30/1M tokens) is 7.5x more expensive than Gemma 3 4B ($0.04/1M tokens).

In conclusion, Gemini 1.5 Flash 8B is more expensive than Gemma 3 4B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sun Sep 06 2026 • llm-stats.com
Google
Gemini 1.5 Flash 8B
Input tokens$0.07
Output tokens$0.30
Best providerGoogle
Google
Gemma 3 4B
Input tokens$0.02
Output tokens$0.04
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Model Size

Parameter count comparison

4.0B diff

Gemini 1.5 Flash 8B has 4.0B more parameters than Gemma 3 4B, making it 100.0% larger.

Google
Gemini 1.5 Flash 8B
8.0Bparameters
Google
Gemma 3 4B
4.0Bparameters
8.0B
Gemini 1.5 Flash 8B
4.0B
Gemma 3 4B

Context Window

Maximum input and output token capacity

Gemini 1.5 Flash 8B accepts 1,048,576 input tokens compared to Gemma 3 4B's 131,072 tokens. Gemma 3 4B can generate longer responses up to 131,072 tokens, while Gemini 1.5 Flash 8B is limited to 8,192 tokens.

Google
Gemini 1.5 Flash 8B
Input1,048,576 tokens
Output8,192 tokens
Google
Gemma 3 4B
Input131,072 tokens
Output131,072 tokens
Sun Sep 06 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 1.5 Flash 8B and Gemma 3 4B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 1.5 Flash 8B

Text
Images
Audio
Video

Gemma 3 4B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 1.5 Flash 8B is licensed under a proprietary license, while Gemma 3 4B uses Gemma.

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

Gemini 1.5 Flash 8B

Proprietary

Closed source

Gemma 3 4B

Gemma

Open weights

Release Timeline

When each model was launched

Gemini 1.5 Flash 8B was released on 2024-03-15, while Gemma 3 4B was released on 2025-03-12.

Gemma 3 4B is 12 months newer than Gemini 1.5 Flash 8B.

Gemini 1.5 Flash 8B

Mar 15, 2024

2.5 years ago

Gemma 3 4B

Mar 12, 2025

1.5 years ago

12mo newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Flash 8B has a knowledge cutoff of 2024-10-01, while Gemma 3 4B has a cutoff of 2024-08-01.

Gemini 1.5 Flash 8B has more recent training data (up to 2024-10-01), making it potentially better informed about events through that date compared to Gemma 3 4B (2024-08-01).

Gemini 1.5 Flash 8B

Oct 2024

2 mo newer
Gemma 3 4B

Aug 2024

Provider Availability

Gemini 1.5 Flash 8B is available from Google. Gemma 3 4B is available from DeepInfra.

Gemini 1.5 Flash 8B

google logo
Google
Input Price:Input: $0.07/1MOutput Price:Output: $0.30/1M

Gemma 3 4B

deepinfra logo
Deepinfra
Input Price:Input: $0.02/1MOutput Price:Output: $0.04/1M
* Prices shown are per million tokens

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 Gemma 3 4B side-by-side, then vote on the output you prefer.

Gemini 1.5 Flash 8B
✓ Preferred
Gemma 3 4B
Open in Playground

FAQ

Common questions about Gemini 1.5 Flash 8B vs Gemma 3 4B.

Which is better, Gemini 1.5 Flash 8B or Gemma 3 4B?

Gemini 1.5 Flash 8B and Gemma 3 4B are closely matched on the LLM Stats Score at -0.6 and -1.7. Gemini 1.5 Flash 8B is made by Google and Gemma 3 4B is made by Google. 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 Gemma 3 4B in benchmarks?

Gemini 1.5 Flash 8B scores XSTest: 92.6%, FLEURS: 86.4%, Natural2Code: 75.5%, WMT23: 72.6%, Video-MME: 66.2%. Gemma 3 4B scores IFEval: 90.2%, GSM8k: 89.2%, DocVQA: 75.8%, MATH: 75.6%, AI2D: 74.8%.

Is Gemini 1.5 Flash 8B cheaper than Gemma 3 4B?

Gemma 3 4B is 3.5x cheaper for input tokens. Gemini 1.5 Flash 8B costs $0.07/M input and $0.30/M output via google. Gemma 3 4B costs $0.02/M input and $0.04/M output via deepinfra.

What are the context window sizes for Gemini 1.5 Flash 8B and Gemma 3 4B?

Gemini 1.5 Flash 8B supports 1.0M tokens and Gemma 3 4B supports 131K 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 Gemma 3 4B?

Key differences include LLM Stats Score (-0.6 vs -1.7), context window (1.0M vs 131K), input pricing ($0.07 vs $0.02/M), licensing (Proprietary vs Gemma). See the full comparison above for benchmark-by-benchmark results.

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