Gemma 4 31B IT vs Kimi K3
Gemma 4 31B IT (Google DeepMind) and Kimi K3 (Moonshot) compared on benchmarks, pricing, context window, and use-case rankings.
- Kimi K3 leads on overall intelligence (ECI 158 vs 143).
- Gemma 4 31B IT is cheaper on input tokens — $0.12 vs $2.10 per 1M.
- Kimi K3 has a larger context window (1M vs 262K tokens).
- Kimi K3 ranks higher for coding (97th vs 26th percentile).
| Attribute | Gemma 4 31B IT | Kimi K3 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 143 | 158 |
| Coding | 26 | 97 |
| Math | 15 | 82 |
| Reasoning & Knowledge | 18 | 73 |
| Agentic & Tools | — | 80 |
| Specifications | ||
| Developer | Google DeepMind | Moonshot |
| Family | Gemma | Kimi |
| Released | Apr 2, 2026 | Jul 16, 2026 |
| Parameters | — | 2.8T |
| Availability | Open weights (restricted use) | Open weights (non-commercial) |
| Context window | 262K | 1M |
| Price — $/M input | $0.12 | $2.10 |
| Price — $/M output | $0.35 | $10.95 |
| Inputs | image, text, video | text, image, video |
| Outputs | text | text |
| Benchmarks | ||
| AIME 2024/2025 | 73% | 97% |
| GPQA Diamond | 76% | 93% |
| SimpleQA Verified | 10% | 51% |
| WebDev Arena | 1364 | 1674 |
| WeirdML | 52% | 83% |
| APEX | — | 39% |
| ARC-AGI | — | 95% |
| ARC-AGI-2 | — | 60% |
| Humanity's Last Exam | — | 47% |
| SciCode | — | 60% |
| SimpleBench | — | 61% |
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 Gemma 4 31B IT better than Kimi K3?
On Epoch AI's Capabilities Index, Kimi K3 scores higher (158) than Gemma 4 31B IT (143). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is cheaper, Gemma 4 31B IT or Kimi K3?
Gemma 4 31B IT is cheaper on input tokens at $0.12 per million, versus $2.10 (representative OpenRouter pricing).
Which has a larger context window, Gemma 4 31B IT or Kimi K3?
Kimi K3 supports up to 1M tokens, compared with 262K for the other.
Which is better for coding, Gemma 4 31B IT or Kimi K3?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Kimi K3 ranks higher — 97th vs 26th 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.