Gemini 3.1 Pro vs Gemma 4 31B IT
Gemini 3.1 Pro (Google DeepMind) and Gemma 4 31B IT (Google DeepMind) compared on benchmarks, pricing, context window, and use-case rankings.
- Gemini 3.1 Pro leads on overall intelligence (ECI 155 vs 142).
- Gemini 3.1 Pro ranks higher for coding (64th vs 33th percentile).
| Attribute | Gemini 3.1 Pro | Gemma 4 31B IT |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 155 | 142 |
| Coding | 64 | 33 |
| Math | 74 | — |
| Reasoning & Knowledge | 94 | 26 |
| Agentic & Tools | 82 | — |
| Specifications | ||
| Developer | Google DeepMind | Google DeepMind |
| Family | Gemini | Gemma |
| Released | Feb 19, 2026 | Apr 2, 2026 |
| Parameters | — | — |
| Availability | API access | Open weights (restricted use) |
| Context window | — | 262K |
| Price — $/M input | — | $0.10 |
| Price — $/M output | — | $0.35 |
| Inputs | — | image, text, video |
| Outputs | — | text |
| Benchmarks | ||
| AIME 2024/2025 | 96% | — |
| APEX | 34% | — |
| ARC-AGI | 98% | — |
| ARC-AGI-2 | 77% | — |
| FrontierMath | 37% | — |
| FrontierMath Tier 4 | 17% | — |
| GPQA Diamond | 94% | — |
| GSO (code optimization) | 23% | — |
| Humanity's Last Exam | 46% | — |
| METR task horizon | 6.4 h | — |
| SimpleBench | 80% | — |
| SimpleQA Verified | 77% | 10% |
| SWE-bench Verified | 76% | — |
| Terminal-Bench | 80% | — |
| WebDev Arena | 1461 | 1380 |
| WeirdML | 72% | 52% |
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
Frequently asked questions
Is Gemini 3.1 Pro better than Gemma 4 31B IT?
On Epoch AI's Capabilities Index, Gemini 3.1 Pro scores higher (155) than Gemma 4 31B IT (142). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is better for coding, Gemini 3.1 Pro or Gemma 4 31B IT?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Gemini 3.1 Pro ranks higher — 64th vs 33th percentile among the models tracked on Model Beat.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.