Compare / MiMo-7B-RL vs Gemma 3n E4B

MiMo-7B-RL vs Gemma 3n E4B

Updated November 2026

Verdict

MiMo-7B-RL scores higher on the Small LM Index: 40.7 vs 18.2. On the 4 benchmarks both labs report, MiMo-7B-RL wins 4 and Gemma 3n E4B wins 0. Both need about 6.6 GB of memory at 4-bit quantization. Neither model has a hosted API on OpenRouter, so you would run both yourself.

Pick MiMo-7B-RL if…

you want the strongest model overall
you mostly write code
you need math and reasoning
you need a permissive license (MIT)

Pick Gemma 3n E4B if…

you need image input

Specifications

	MiMo-7B-RL	Gemma 3n E4B
Small LM Index	40.7 (likely 36–45)	18.2 (likely 16–21)
Lab	Xiaomi (MiMo) · China	Google · United States
Released	2025-04-30	2025-06-26
Parameters	7.8B (dense)	7.8B (dense)
Memory at 4-bit	~6.6 GB	~5.5 GB
Context window	32K tokens	32K tokens
Input	text	text, image, audio, video
Reasoning	Always thinks	No thinking
License	MIT	Gemma
API price / 1M tokens	Self-host only	Self-host only
Hugging Face downloads (30 days)	31.9K	12.7K

Benchmarks

Higher is better. Bold marks the winner where both labs report a score. ≈ marks the index model's estimate for a score that wasn't reported, ✓ an independent measurement and * a score measured by another lab.

Benchmark	MiMo-7B-RL	Gemma 3n E4B
MMLU-Pro Knowledge	58.6	50.6
GPQA Diamond Knowledge	54.4	23.7
AIME Math	55.4	11.6
LiveCodeBench Coding	49.3	25.7
MMLU Knowledge	—	64.9
Multilingual MMLU Multilingual	—	60.3

Scores are mostly reported by each lab with its own settings, so small gaps are noise. See the methodology. Open in the interactive comparison to add more models.

Questions

Which is better, MiMo-7B-RL or Gemma 3n E4B?

MiMo-7B-RL scores higher on the Small LM Index: 40.7 vs 18.2. On the 4 benchmarks both labs report, MiMo-7B-RL wins 4 and Gemma 3n E4B wins 0.

Which is cheaper to run?

Neither model has a hosted API on OpenRouter, so you would run both yourself. Both need about 6.6 GB of memory at 4-bit quantization.

Which has the longer context window?

Both have a 32K-token context window.

Can I use MiMo-7B-RL and Gemma 3n E4B commercially?

MiMo-7B-RL is released under MIT and Gemma 3n E4B under Gemma. Apache 2.0 and MIT allow commercial use; other licenses can add conditions, so read the license before shipping a product.