Compare / head-to-head
Gemma 4 12B UnifiedvsGemma 4 31B
Gemma 4 31B leads 5 of 5 shared benchmarks. Both offer a 256K-token context window.
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0 – 5
Gemma 4 31B leads
Cheaper per token
—
list price, input + output
Larger context
Tie
both 256K tokens
Provider uptime (30d)
100%
Google
Gemma 4 12B Unified
Google · released 2026-06-03
textvisionaudio
- Context
- 256K
- Max out
- —
- Input /1M
- —
- Output /1M
- —
- Cached /1M
- —
- Scores
- 5 · 4 core
Gemma 4 31B
Google · released 2026-04-02
textvision
- Context
- 256K
- Max out
- —
- Input /1M
- —
- Output /1M
- —
- Cached /1M
- —
- Scores
- 6 · 5 core
Quality
Benchmark matrix
5 shared · 0 only Gemma 4 12B Unified · 1 only Gemma 4 31B| Benchmark | Gemma 4 12B Unified | Gemma 4 31B | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 5 | ||||
| GPQA Diamond | 78.8% ↗ | 84.3% ↗ | -5.5 pt | Gemma 4 31B |
| MMLU-Pro | 77.2% ↗ | 85.2% ↗ | -8 pt | Gemma 4 31B |
| AIME 2026 | 77.5% ↗ | 89.2% ↗ | -11.7 pt | Gemma 4 31B |
| Humanity's Last Exam (no tools) | 5.2% ↗ | 19.5% ↗ | -14.3 pt | Gemma 4 31B |
| LiveCodeBench v6 | 72% ↗ | 80% ↗ | -8 pt | Gemma 4 31B |
| Only Gemma 4 12B Unified reports · 0 | ||||
| Gemma 4 12B Unified reports nothing Gemma 4 31B does not. | ||||
| Only Gemma 4 31B reports · 1 | ||||
| LMArena Elo | not reported | 1441.7 ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Gemma 4 12B Unified minus Gemma 4 31B in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Gemma 4 12B Unified | Gemma 4 31B | Edge |
|---|---|---|---|
| Context window | 256K tokens | 256K tokens | Tie |
| Max output | — | — | — |
| Input price / 1M | — | — | — |
| Output price / 1M | — | — | — |
| Cached input / 1M | — | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | — | — | — |
| Modalities | text · vision · audio | text · vision | Gemma 4 12B Unified |
| Released | 2026-06-03 | 2026-04-02 | — |
| Cited benchmark scores | 5 | 6 | — |
Reliability
Google status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Gemma 4 12B Unified vs …
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Gemma 4 31B vs …
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