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Gemma 3 4B vs Phi 4

Phi 4 leads the LLM Stats Score 5.4 to -1.9. Gemma 3 4B is 3.5x cheaper per token.

Google · Microsoft · Updated for 2026

Which is better?

Phi 4 leads the overall LLM Stats Score 5.4 to -1.9, ranking #296 overall.

In the 6 individual benchmarks reported for both models, Phi 4 wins 4; this is a narrower head-to-head signal than the composite indexes.

On price, Gemma 3 4B is roughly 3.5x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemma 3 4B also accepts a larger context window (131,072 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 Gemma 3 4B

  • cost matters — it's about 3.5x cheaper per token
  • you process long inputs — it offers a 131,072 token context window
  • you want the most recent training data — it shipped Mar 2025

Choose Phi 4

  • overall performance matters — it scores 5.4 and ranks #296 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 4 of 6 exact shared results

At a glance

The differences that matter most.

Core performance indexes
-1.9
#337
5.4
#296
-2.9
#334
6.5
#287
-4.4
#255
3.4
#217
Cost, coverage & limits
Benchmark wins
2 of 6
4 of 6
Input price
$0.02 / M
$0.07 / M
Output price
$0.04 / M
$0.14 / M
Context window
131,072
16,384

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Gemma 3 4B
Phi 4
5.0#275
12.8#230
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

26 reported for Gemma 3 4B · 13 for Phi 4

6 shared

Gemma 3 4B outperforms in 2 benchmarks (IFEval, SimpleQA), while Phi 4 is better at 4 benchmarks (GPQA, HumanEval, MATH, MMLU-Pro).

Phi 4 shows notably better performance in the majority of benchmarks.

Fri Sep 18 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, Gemma 3 4B ($0.02/1M tokens) is 3.5x cheaper than Phi 4 ($0.07/1M tokens).

For output processing, Gemma 3 4B ($0.04/1M tokens) is 3.5x cheaper than Phi 4 ($0.14/1M tokens).

In conclusion, Phi 4 is more expensive than Gemma 3 4B.*

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

Lowest available price from all providers
Fri Sep 18 2026 • llm-stats.com
Google
Gemma 3 4B
Input tokens$0.02
Output tokens$0.04
Best providerDeepinfra
Microsoft
Phi 4
Input tokens$0.07
Output tokens$0.14
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue

Model Size

Parameter count comparison

10.7B diff

Phi 4 has 10.7B more parameters than Gemma 3 4B, making it 267.5% larger.

Google
Gemma 3 4B
4.0Bparameters
Microsoft
Phi 4
14.7Bparameters
4.0B
Gemma 3 4B
14.7B
Phi 4

Context Window

Maximum input and output token capacity

Gemma 3 4B accepts 131,072 input tokens compared to Phi 4's 16,384 tokens. Gemma 3 4B can generate longer responses up to 131,072 tokens, while Phi 4 is limited to 16,384 tokens.

Google
Gemma 3 4B
Input131,072 tokens
Output131,072 tokens
Microsoft
Phi 4
Input16,384 tokens
Output16,384 tokens
Fri Sep 18 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemma 3 4B supports multimodal inputs, whereas Phi 4 does not.

Gemma 3 4B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemma 3 4B

Text
Images
Audio
Video

Phi 4

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 3 4B is licensed under Gemma, while Phi 4 uses MIT.

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

Gemma 3 4B

Gemma

Open weights

Phi 4

MIT

Open weights

Release Timeline

When each model was launched

Gemma 3 4B was released on 2025-03-12, while Phi 4 was released on 2024-12-12.

Gemma 3 4B is 3 months newer than Phi 4.

Gemma 3 4B

Mar 12, 2025

1.5 years ago

3mo newer
Phi 4

Dec 12, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

Gemma 3 4B has a knowledge cutoff of 2024-08-01, while Phi 4 has a cutoff of 2024-06-01.

Gemma 3 4B has more recent training data (up to 2024-08-01), making it potentially better informed about events through that date compared to Phi 4 (2024-06-01).

Gemma 3 4B

Aug 2024

2 mo newer
Phi 4

Jun 2024

Provider Availability

Gemma 3 4B is available from DeepInfra. Phi 4 is available from DeepInfra.

Gemma 3 4B

deepinfra logo
Deepinfra
Input Price:Input: $0.02/1MOutput Price:Output: $0.04/1M

Phi 4

deepinfra logo
Deepinfra
Input Price:Input: $0.07/1MOutput Price:Output: $0.14/1M
* 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 Gemma 3 4B and Phi 4 side-by-side, then vote on the output you prefer.

Gemma 3 4B
✓ Preferred
Phi 4
Open in Playground

FAQ

Common questions about Gemma 3 4B vs Phi 4.

Which is better, Gemma 3 4B or Phi 4?

Phi 4 leads the LLM Stats Score 5.4 to -1.9. Gemma 3 4B is made by Google and Phi 4 is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemma 3 4B compare to Phi 4 in benchmarks?

Gemma 3 4B scores IFEval: 90.2%, GSM8k: 89.2%, DocVQA: 75.8%, MATH: 75.6%, AI2D: 74.8%. Phi 4 scores MMLU: 84.8%, HumanEval+: 82.8%, HumanEval: 82.6%, MGSM: 80.6%, MATH: 80.4%.

Is Gemma 3 4B cheaper than Phi 4?

Gemma 3 4B is 3.5x cheaper for input tokens. Gemma 3 4B costs $0.02/M input and $0.04/M output via deepinfra. Phi 4 costs $0.07/M input and $0.14/M output via deepinfra.

What are the context window sizes for Gemma 3 4B and Phi 4?

Gemma 3 4B supports 131K tokens and Phi 4 supports 16K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemma 3 4B and Phi 4?

Key differences include LLM Stats Score (-1.9 vs 5.4), context window (131K vs 16K), input pricing ($0.02 vs $0.07/M), multimodal support (yes vs no), licensing (Gemma vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 3 4B and Phi 4?

Gemma 3 4B is developed by Google and Phi 4 is developed by Microsoft.