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Gemma 4 31BvsPhi-4

Gemma 4 31B leads 3 of 3 shared benchmarks. Gemma 4 31B has the larger context window (256K tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
3 – 0
Gemma 4 31B leads
Cheaper per token
list price, input + output
Larger context
Gemma 4 31B
256K tokens
Provider uptime (30d)
100% · —
Google · Microsoft
Gemma 4 31B
Google · released 2026-04-02
textvision
Context
256K
Max out
Input /1M
Output /1M
Cached /1M
Scores
6 · 5 core
Phi-4
Microsoft · released 2024-12-12
text
Context
16K
Max out
16K
Input /1M
Output /1M
Cached /1M
Scores
11 · 7 core
Quality

Benchmark matrix

BenchmarkGemma 4 31BPhi-4ΔEdge
Reported by both · 3
GPQA Diamond84.3% 56.1% +28.2 ptGemma 4 31B
MMLU-Pro85.2% 70.4% +14.8 ptGemma 4 31B
LMArena Elo1441.7 1216.6 +225.1Gemma 4 31B
Only Gemma 4 31B reports · 3
AIME 202689.2% not reported
Humanity's Last Exam (no tools)19.5% not reported
LiveCodeBench v680% not reported
Only Phi-4 reports · 7
MMLUnot reported84.8%
HumanEvalnot reported82.6%
ArenaHardnot reported75.4%
HumanEval+not reported82.8%
IFEvalnot reported63%
MATHnot reported80.4%
OTIS Mock AIME 2024-2025 (Epoch AI run)not reported13.8% epoch
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 31B minus Phi-4 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

SpecGemma 4 31BPhi-4Edge
Context window256K tokens16K tokensGemma 4 31B
Max output16K tokens
Input price / 1M
Output price / 1M
Cached input / 1M
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
Modalitiestext · visiontextGemma 4 31B
Released2026-04-022024-12-12
Cited benchmark scores611
Reliability

Provider status

All providers
Built by Respan
Which one wins on your data?

Public benchmarks are a starting point. Run Gemma 4 31B and Phi-4 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.