For Developers/Models/Compare/Gemma 3 vs Gemma 4 12B

Gemma 3 vs Gemma 4 12B

Pricing, benchmarks, and use case comparison

Quick take

  • Gemma 4 12B has a 256K tokens context window vs 128K tokens (32K for the 1B variant) - better for whole-repo or long-document work.

Specs comparison

Gemma 3Gemma 4 12B
ProviderGoogle DeepMindGoogle
TypeOpen sourceOpen source
Context window128K tokens (32K for the 1B variant)256K tokens
Input / 1M tokensFree (self-host)Free (self-host)
Output / 1M tokensFree (self-host)Free (self-host)
Release date2025-032026-06

Benchmarks

BenchmarkGemma 3Gemma 4 12B
MATH (27B)89%-
MMMU (27B, multimodal)64.9%-
Total parameters-~11.95B
Context window-256K tokens

Scores sourced from official provider release posts and independent benchmark aggregators.

Which should you choose?

Choose Gemma 3 if...

  • You need an open, self-hostable model with a size to match your hardware
  • Multilingual or multimodal tasks on-prem
  • Privacy-sensitive or offline deployments
  • Fine-tuning on your own data
Full Gemma 3 details →

Choose Gemma 4 12B if...

  • You need an open, self-hostable multimodal model
  • Running on a single consumer GPU or a laptop
  • Data-privacy or on-prem requirements
  • You want a permissive license (Apache 2.0) for commercial use
Full Gemma 4 12B details →

Compare Gemma 3 with others